Solutions Search - Monitor, Control and Protection
DC2418A-B - LTC4368-2 Demo Board | UV, OV, OC and Reverse Supply Protection with -3mV Reverse ECB
Mar 9th 2017
Demonstration circuit 2418A is intended to demonstrate the performance of the LTC®4368 100V undervoltage (UV), overvoltage (OV), and reverse protection controller with bidirectional circuit breaker.
The LTC4368 protects circuits from overcurrent in both directions and from input voltages that may be too high, too low, or ...
DC2418A-A - LTC4368-1 Demo Board | UV, OV, OC and Reverse Supply Protection with -50mV Reverse ECB
Mar 9th 2017
Demonstration circuit 2418A is intended to demonstrate the performance of the LTC®4368 100V undervoltage (UV), overvoltage (OV), and reverse protection controller with bidirectional circuit breaker.
The LTC4368 protects circuits from overcurrent in both directions and from input voltages that may be too high, too low, or ...
DC2423A-B - LTM9100 Demo Board | Isolated 380V Switch Controller with Telemetry [requires DC590 or DC2026]
Mar 8th 2017
Demonstration circuit 2423A showcases the LTM®9100 Isolated Switch Controller in either a typical 48V application (–A) or in a high voltage 380V application (–B). The board may be configured for either high side or low side operation, dependent on the connection of external supply and load to the banana jacks. ...
DC2423A-A - LTM9100 Demo Board | Isolated 48V Switch Controller with Telemetry [requires DC590 or DC2026]
Mar 8th 2017
Demonstration circuit 2423A showcases the LTM®9100 Isolated Switch Controller in either a typical 48V application (–A) or in a high voltage 380V application (–B). The board may be configured for either high side or low side operation, dependent on the connection of external supply and load to the banana jacks. ...
Bidirectional Electronic Circuit Breaker Provides Comprehensive Protection Against Current & Voltage Faults
Mar 2nd 2017
MILPITAS, CA – March 2, 2017 – Linear Technology Corporation introduces the LTC4368, a circuit protection controller ensuring safe voltage and current levels for 2.5V to 60V electronics in battery-powered automotive, industrial and portable systems. The LTC4368 replaces fuses, transient voltage suppressors and discrete ...
Isolated Anyside Switch Controller Protects & Monitors Up to 1000VDC Power Supplies
Feb 27th 2017
MILPITAS, CA – February 27, 2017 – Linear Technology Corporation introduces the LTM9100 µModule® (micromodule), an all-in-one Isolated Anyside™ switch controller that protects and monitors high voltage DC power supplies up to 1000V. High voltage supplies used in industrial, datacom, avionic and medical ...
DC2518A - LTC2975 Demo Board: +/- 12V, +/- 48V Power Supply Management [requires DC1613]
Feb 21st 2017
The DC2518A is a demonstration system for the LTC®2975 Power System Manager that interfaces to various regulators. The board contains all the circuitry needed to use the LTC2975 in a power system and control four power supplies. The four power supplies include linear and switching regulators for the purpose of demonstrating ...
DC1812A-B - LTC2944 Demo Board | 60V Battery Gas Gauge (req. DC2026)
Feb 15th 2017
Demonstration circuit 1812A-B features the LTC2944. Demonstration circuit 1812A-C features the LTC2943-1. The LTC2943/LTC2943-1 has an operating range of 3.6V to 20V, while the LTC2944 has an operating range of 3.6V to 60V, making all three devices perfectly suited for multicel battery applications. A precision analog coulomb ...
Power over Ethernet IC Delivers 123W over 1Gbps CAT5e Cable
Feb 6th 2017
MILPITAS, CA – February 6, 2017 – Linear Technology Corporation introduces the LTC4279 single port Power over Ethernet (PoE) controller for power sourcing equipment (PSE), delivering up to 123W of power over CAT-5e cable for power-hungry applications. Demand for higher power delivery comes from a widespread set of ...
60V I²C Battery Monitor Measures State of Charge Parameters with 1% Accuracy
Jan 30th 2017
MILPITAS, CA – January 30, 2017 – Linear Technology Corporation introduces the LTC2944 multicell battery monitor, which makes direct measurements of 3.6V to 60V battery stacks. Absolutely no level shifting circuitry on the supply and measurement pins is required to interface with multicell voltages, so total current ...
LT4320 LT4320 Ideal Diode Bridge
Jan 27th 2017
The LT®4320/LT4320-1 are ideal diode bridge controllers that drive four N-channel MOSFETs, supporting voltage rectification from DC to 600Hz typical. By maximizing available voltage and reducing power dissipation (see thermograph comparison below), the ideal diode bridge simplifies power supply design and reduces power ...
DC536B-A - LTC4211CMS Demoboard | 7A Electronic Circuit Breaker and Hot Swap Controller
Jan 27th 2017
Demonstration circuit 536B is a hot swap controller with multifunction current control featuring the LTC®4211. The DC536B-A is configured to operate with up to 7A load and DC536B-B up to 20A load.
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DC2539A-A - LT4295/LT4321 Demo Board | PoE++ (51W, 12V/3.9A) PD with Flyback DC/DC and Ideal Diode Bridge
Jan 19th 2017
Demonstration circuit 2539A is an IEEE802.3bt (Draft 2.1) compliant Power over Ethernet (PoE) Powered Device (PD). It features the LT®4295 PD interface and switching regulator controller and the LT4321 PoE ideal diode bridge controller.
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DC2476A-A - LT4295/LT4321 Demo Board | PoE++ (62W/24V/2.7A or 71W/24V/2.4A) PD with Flyback DC/DC and Ideal Diode Bridge
Jan 19th 2017
Demonstration Circuit 2476A is an IEEE 802.3bt (Draft 2.2) compliant power over ethernet (PoE) powered device (PD). It features the LT®4295 PD interface and switching regulator controller and the LT4321 PoE ideal diode bridge controller.
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DC2541A - LTC4279 Demo Board | Single Port PoE/PoE+/LTPoE++ PSE Controller (Up to 123W)
Jan 17th 2017
Demonstration circuit 2541A features the LTC®4279, an autonomous single port Power Sourcing Equipment (PSE) controller for use in IEEE 802.3at Type 1, Type 2 and LTPoE++® compliant Power over Ethernet (PoE) systems. The LTC4279 simplifies IEEE and LTPoE++ PSE implementation, requiring only a 45-57V supply and a small ...
DC2344A - Gleanergy Multi-Source Energy Harvesting Demo Board with Battery Chargers and Life-Extenders for Use with DC2321A Dust Demo Board
Jan 4th 2017
Demonstration circuit 2344A development platform is a versatile Energy Harvesting Demo Board that is capable of accepting solar, thermal, and piezoelectric energy sources or any high impedance AC or DC source. The board contains four independent power circuits consisting of the following EH ICs:
LTC3106: “300mA, ...
DC2454A - LTC3887EUJ-1/LTC3870EUF-1 Demo Board | Dual Phase PMBus Buck Controller with Slave Controller, 7V ≤ VIN ≤ 14V, 0.8V ≤ VOUT ≤ 1.8V @ 100A
Dec 19th 2016
Demonstration circuit 2454A is a high current, high efficiency, poly-phase synchronous buck converter featuring the LTC®3887EUJ-1, a dual-phase current mode controller, and the LTC3870EUF-1, a dual-phase slave controller. The LTC3887-1 has the PMBus interface and the power system management functions.
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DC2475A-A - LT4295/LT4321 Demo Board | PoE++ (40W, 12V/3A) PD with Flyback DC/DC and Ideal Diode Bridge
Dec 13th 2016
Demonstration circuit 2475A-A is an IEEE802.3bt (Draft 2.0) compliant Power over Ethernet (PoE) powered device (PD). It features the LT®4295 PD interface and switching regulator controller with the LT4321 PoE ideal diode bridge controller.
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DC2047A-A - LT4276B/LT4321 Demo Board | PoE+ (25W, 12V/1.9A) PD with DC/DC, Ideal Diode Bridge and 9V-57V AUX
Dec 13th 2016
Demonstration circuit 2047A-A is an IEEE802.3at compliant Power over Ethernet (PoE) Powered Device (PD) with support for 9-57VDC and 24VAC auxiliary supply input. It features the LT®4276 PD interface and switching regulator controller, the LT4321 PoE ideal diode bridge controller, and the LT4320 ideal diode bridge controller.
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Dual Input Prioritizers with Built-In Battery Monitoring
Dec 8th 2016
Selecting the appropriate input supply to power a system with multiple input power sources is not a trivial task. This video discusses challenges associated with the supply selection process, also known as prioritization. The LTC4419 and its features are introduced to show case how the product solves key prioritization challenges ...
DC1356A - LTC1645CS8 Demoboard | 2-Supply Hot Swap Controller and Sequencer [5V/5A, 3.3V/7A]
Nov 23rd 2016
Demonstration circuit 1356A is a dual hot swap circuit featuring the LTC®1645 dual-channel hot swap controller/ power sequencer.
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DC2507A - LTC2986 and LTC2986-1 Universal Protected Board (req. DC2531 or DC2608)
Nov 9th 2016
Demonstration circuit DC2507A is a resistive protection network designed to interface the LTC®2986 demonstration boards (DC2508 for LTC2986 or DC2618 for LTC2986-1). The LTC2986 is a pin and software compatible 10-channel version of the 20-channel LTC2983. The LTC2986 includes several new modes enabling external protection/ ...
DC1989B-C - LTM4676A Demo Board | LTM4676A(x4) Current Shared, PMBus Buck uModule, 4.5V ≤ VIN ≤ 17V, Vout = 0.5V to 4V @ 100A
Oct 18th 2016
Demonstration circuit 1989B-C is a high efficiency, high density, μModule regulator with 4.5V to 17V input range. The output voltage is adjustable from 0.5V to 4V, and it can supply 100A maximum load current. The demo board has four LTM®4676A μModule regulators. The LTM4676A is a dual 13A or single 26A step-down regulator ...
DC2208A - LTC4420CDD Demo Board | 18V Dual Input Micropower PowerPath Prioritizer with Backup Supply Monitoring
Oct 17th 2016
Demonstration circuit DC2208A uses the LTC®4420 to provide backup switchover, keeping the output load powered during brownout or power loss conditions. Priority is assigned by supply connection to the V1 and V2 inputs. The power source connected to the V1 input has a higher priority, and it is monitored continuously by adjustable ...
DC1989B-B - LTM4676A Demo Board | LTM4676A(x3) Current Shared, PMBus Buck uModule, 4.5V ≤ VIN ≤ 17V, Vout = 0.5V to 4V @ 75A
Oct 13th 2016
Demonstration circuit 1989B-B is a high efficiency, high density, μModule regulator with 4.5V to 17V input range. The output voltage is adjustable from 0.5V to 4V, and it can supply 75A maximum load current. The demo board has three LTM®4676A μModule regulators, and the LTM4676A is a dual 13A or single 26A step-down ...
DC1989B-A - LTM4676A Demo Board | LTM4676A(x2) Current Shared, PMBus Buck uModule, 4.5V ≤ VIN ≤ 17V, Vout = 0.5V to 4V @ 50A
Oct 13th 2016
Demonstration circuit 1989B-A is a high efficiency, high density, μModule regulator with 4.5V to 17V input range. The output voltage is adjustable from 0.5V to 4V, and it can supply 50A maximum load current. The demo board has two LTM®4676A μModule regulators, and the LTM4676A is a dual 13A or single 26A step-down ...
Dual Input, 2.5A Synchronous Step-Down DC/DC Converter Delivers 95% Efficiency from 2.4V to 42V Inputs with Lossless PowerPath Control
Oct 4th 2016
MILPITAS, CA – October 4, 2016 – Linear Technology Corporation announces the LTC3126, a 2.5A, 42V synchronous step-down switching regulator with an integrated dual input PowerPath™ control. A unique power stage topology enables operation from either of two independent power sources, with seamless, internally ...
LTC3723-1 130W Isolated Push-Pull Converter for PoE Applications with 93.5% Peak Efficiency
Oct 3rd 2016
This solution is a non-synchronous isolated push-pull converter designed for PoE applications, which can generate a 50V/2.6A output from a 34-38V (36V typical) input voltage range. A 93.5% peak efficiency is achieved for the whole isolated converter and the total solution can be fit into 1/8 brick footprint (2.3” x 0.9”) ...
DC2509A - Gleanergy Multi-Source E H Demo Board with Battery Chargers and Life-Extenders for Use with DC2321A Dust Demo Board
Sep 27th 2016
The DC2509A development platform is a versatile energy harvesting demo board that is capable of accepting solar, thermal, and piezoelectric energy sources or any high impedance AC or DC source. The board contains four independent power circuits consisting of the following EH ICs:
LTC®3106 – 300 mA, Low Voltage Buck-Boost ...
DC2574A-KIT - LTC2947 Standalone Demo Kit | LTC2947 Demo Board (DC2334) + Linduino (DC2026) + LCD Keypad Shield
Sep 26th 2016
The DC2574A-KIT is a standalone power/energy monitor that allows users to evaluate the LTC®2947 power/energy monitor without a PC. This document describes how to quickly set up and operate the DC2574A-KIT; users should also refer to the DC2334 demo manual and LTC2947 data sheet for more details. The DC2574A-KIT includes ...
DC2278A-B - LTC4281 Demo Board with Programming Socket | 12V, 50A Hot Swap Controller with Telemetry [requires DC1613]
Sep 23rd 2016
Demonstration circuit 2278A features the LTC®4281 hot swap controller. The LTC4281 is well suited to high power applications because the precise monitoring capability and accurate current limiting reduces the extremes in which both loads and power supplies must safely operate. Non-volatile configuration allows for flexibility ...
DC2278A-A - LTC4281 Demo Board | 12V, 50A Hot Swap Controller with Telemetry [requires DC1613]
Sep 23rd 2016
Demonstration circuit 2278A features the LTC®4281 hot swap controller. The LTC4281 is well suited to high power applications because the precise monitoring capability and accurate current limiting reduces the extremes in which both loads and power supplies must safely operate. Non-volatile configuration allows for flexibility ...
DC2215A - LTC3126EUFD Demo Board | Dual Input Sync Buck, 4.3V ≤ VIN1 ≤ 42V, 6V ≤ VIN2 ≤ 8.4V (Operational to 42V), VOUT = 3.3V @ 2.5A
Sep 22nd 2016
Demonstration Circuit 2215A, features the LTC®3126, a synchronous buck converter with an integrated lossless input PowerPath™. Pin selectable (JP2) ideal diode-OR and priority input modes, with programmable undervoltage lockout thresholds provide control over the transition between input sources. The unique all N-channel ...
40VIN, 2.1A Rail-to-Rail LDO+ Now Offered in High Temp, 150°C H-Grade in TSSOP Package
Sep 22nd 2016
MILPITAS, CA – September 22, 2016 – Linear Technology Corporation announces a new higher temperature “H-grade” version of the LT3086 in the TSSOP package. The LT3086 is part of Linear’s feature-rich LDO+™ family, offering significant functionality previously unavailable in linear regulators. ...
LTC3126 5V, 2MHz Step-Down Converter with Dual Inputs
Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...
LTC3126 12V, 2MHz Step-Down Converter with Dual Inputs
Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...
LTC3126 1.8V, 2MHz Step-Down Converter with Dual Inputs
Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...
LTC3126 3.3V, 2MHz Step-Down Converter with Dual Inputs
Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...
LTC3126 3.3V Supply with 200ms Transient Ride-Through Capability
Sep 16th 2016
The LTC®3126 is a high efficiency synchronous buck converter with an internal no-loss PowerPath™ supporting seamless operation from two separate input power sources. Pin selectable ideal diode-OR and priority input modes with user programmable undervoltage lockout thresholds provide full control over the transition ...
LT3090 5V to +/-2.5V Low Noise Power Supply
Sep 15th 2016
The LT®3090 is a 600mA, low dropout negative linear regulator that is easily parallelable to increase output current or spread heat on surface mounted boards. Designed with a precision current reference followed by a high performance rail-to-rail voltage buffer, this regulator finds use in applications requiring precision ...
LT3090 Two-Terminal Current Source
Sep 15th 2016
The LT®3090 is a 600mA, low dropout negative linear regulator that is easily parallelable to increase output current or spread heat on surface mounted boards. Designed with a precision current reference followed by a high performance rail-to-rail voltage buffer, this regulator finds use in applications requiring precision ...
LT3090 500mA LED Driver with Grounded LED Tab (Heatsink)
Sep 15th 2016
The LT®3090 is a 600mA, low dropout negative linear regulator that is easily parallelable to increase output current or spread heat on surface mounted boards. Designed with a precision current reference followed by a high performance rail-to-rail voltage buffer, this regulator finds use in applications requiring precision ...
IEEE 802.3bt PD Controller Paves Path to Higher Power
Sep 12th 2016
MILPITAS, CA – September 12, 2016 – Linear Technology Corporation introduces the LT4295 IEEE 802.3bt powered device (PD) interface controller for applications requiring up to 71W of delivered power. The next Power over Ethernet (PoE) standard – IEEE 802.3bt – enables manufacturers to go beyond the 25.5W ...
LTC2947 ±30A Power/Energy Monitor with Integrated RSENSE - Video Product Brief
Sep 8th 2016
The LTC2947 is a high-precision power and energy monitor with an internal sense resistor supporting up to ±30A. Three internal No Latency Δ∑™ ADCs ensure accurate measurement of voltage and current, while highbandwidth analog multiplication of voltage and current provides accurate power ...
10-Channel Universal Temperature Measurement IC Linearizes Sensors to 0.1°C Conformity
Sep 7th 2016
MILPITAS, CA – September 7, 2016 – Linear Technology Corporation introduces the LTC2986 high performance digital temperature measurement IC, which directly digitizes any combination of thermocouples, RTDs, thermistors and external diodes with 0.1°C conformity and 0.001°C resolution. The LTC2986 builds on ...
30A Supply Monitor with Integrated 300μΩ Sense Resistor Simplifies Board Level Energy Measurements
Sep 6th 2016
Energy, Power, Charge, Current and Voltage Monitorwith I2C or SPI Interface
MILPITAS, CA – September 6, 2016 – Linear Technology Corporation introduces the LTC2947 power and energy monitor for 0V to 15V DC supply rails. Most power and energy monitoring ICs use an external sense resistor to measure current. However, ...
I2C Primer: What is I2C? (Part 1)
Sep 2nd 2016
Introduction:
The Inter-Integrated Circuit (I2C) bus is a two wire serial interface originally developed by the Phillips Corporation for use in consumer products. It is a bi-directional bus that is easily implemented in any IC process (NMOS, CMOS, bipolar) and allows for simple inter-IC communication. Connections are minimized ...
LT8391 93% Efficient 84W Buck-Boost LED Driver from 24VAC
Sep 2nd 2016
The LT®8391 is a synchronous 4-switch buck-boost LED controller that regulates LED current from input voltage above, below, or equal to the output voltage. The proprietary peak-buck peak-boost current mode control scheme allows adjustable and synchronizable 150kHz to 650kHz fixed frequency operation, or internal ±15% ...
DC2334A - LTC2947 Demo Board | 30A Energy Monitor with Integrated RSENSE (req. DC590 or DC2026)
Sep 1st 2016
Demonstration circuit 2334A features the LTC®2947, a high precision power and energy meter with an internal 30A sense resistor. Three internal ΔΣ ADCs ensure accurate measurement of voltage (0V to 15V) and current (–30A to 30A), while high bandwidth analog multiplication of voltage and current provides ...
Prioritized PowerPath Controllers; LTC4417/4419/4420 - Video Product Brief
Sep 1st 2016
PowerPath™ prioritizers are low operating current circuits that provide backup switchover power for keeping critical circuitry alive during brown out and power loss conditions based on a user-defined priority. Priority is defined by pin assignment, with V1 assigned the highest priority and V3 the lowest priority. ...
DC2160A - LTC4419CDD Demo Board | 18V Dual Input Micropower PowerPath Prioritizer
Sep 1st 2016
Demonstration circuit 2160A uses the LTC®4419 to provide backup switchover, keeping the output load powered during brown out or power loss conditions. Priority is assigned by supply connection to the V1 and V2 inputs. The power source connected to V1 has a higher priority and is monitored by undervoltage switchover threshold ...
Monolithic 18V Prioritizer Provides Low Standby Current Backup Battery Switchover Solution
Sep 1st 2016
MILPITAS, CA – September 1, 2016 – Linear Technology Corporation introduces the LTC4420, a dual input monolithic power prioritizer for 1.8V to 18V systems. To enable portability, preserve memory during brownouts, and ensure a graceful shutdown on power loss, electronic systems employ batteries and capacitors for ...
LTspice SOAtherm Support for PCB and Heat Sink Thermal Models
Sep 1st 2016
The SOAtherm model distributed with LTspice software and simplifies Hot Swap and Surge Stopper designs by verifying directly within a circuit simulation that a particular MOSFET’s Safe Operating Area (SOA) is not exceeded. This article assumes a basic understanding of the SOAtherm model. If you are not familiar with SOAtherm, ...
DC2298A - LTC3884 Demo Board I Programming Clamshell Socketed Demo Board
Aug 30th 2016
Demonstration circuit 2298A contains the circuitry needed to program and verify the EEPROM of the LTC3884 in the UK package and that is its only purpose. The DC2298A is shipped with a LTC3884 installed in the clamshell style programming socket and its EEPROM contains the factory default configuration. The LTpowerPlay® #.proj ...
30A Power and Energy Monitor with Integrated Sense Resistor
Aug 29th 2016
With more and more importance attributed to reduce energy consumption, power monitoring at various points of a system becomes mandatory. Precise power monitoring requires to measure the voltage drop over a current sense resistor as alternative concepts such as hall sensors or flux gate suffer from imperfections due to ...
DC2084A - LTC3884EUK/LTC3874EUFD Demo Board | PolyPhase Digital PSM Buck with Sub-mΩ DCR Sensing Plus Two Slave Controllers, 10V ≤ VIN ≤ 14V, Vout = 0.5V to 1.5V @ 240A
Aug 25th 2016
Demonstration circuit 2084A is a high efficiency, high density, single-output step-down solution featuring the LTC3884 and two LTC3874's. The LTC3884 is a dual output PolyPhase® step-down controller with ultralow DCR sensing and digital power system management. The LTC3874 is a PolyPhase step-down synchronous slave ...
DC2531A-KIT - Starter Kit for LTC2986 | LTC2986 Motherboard (DC2508) + 20-Input Breakout Board (DC2210) + Linduino One (DC2026)
Aug 25th 2016
The DC2531 is the starter kit for demonstrating the performance and ease of use of the LTC2986, which is a complete temperature measurement system on a chip. This kit includes the DC2508 (main demo circuit containing the LTC2986) and the DC2210 (a simple experiment circuit allowing bread boarding). In addition to the starter ...
LTC4282 Dual Path, High Current (100A) Hot Swap Controller with I2C Interface - Video Product Brief
Aug 25th 2016
The LTC4282 Hot SwapTM controller allows a board to be safely inserted and removed from a live backplane. Using one or more external N-channel pass transistors, board supply voltage and inrush current are ramped up at an adjustable rate. An I2C interface and onboard ADC allows for monitoring of board current, voltage, ...
Surge Stoppers: Overvoltage & Overcurrent Protection ICs - Video Product Brief
Aug 25th 2016
Historically, overvoltage and overcurrent protection (e.g., load dump protection) was achieved using bulky capacitors, TVS diodes and fuses, but this discrete solution consumes a lot of real estate, and does not offer continuous operation through transient events. Linear Technology's family of High Voltage Surge ...
LTC4233/LTC4234 10A/20A Hot Swap Controllers with Guaranteed Safe Operating Area (SOA) - Video Product Brief
Aug 25th 2016
The LTC®4233 and LTC4234 are integrated solutions for Hot Swap™ applications that allow a board to be safely inserted and removed from a live backplane. The parts integrate a Hot Swap controller, power MOSFET and current sense resistor in a single package for small form factor applications. The MOSFET ...
DC2531A - LTC2986 Demo Board | LTC2986 Motherboard (DC2508) + 20-Input Breakout Board (DC2210), req. DC2026
Aug 24th 2016
The DC2531 is the starter kit for demonstrating the performance and ease of use of the LTC2986, which is a complete temperature measurement system on a chip. This kit includes the DC2508 (main demo circuit containing the LTC2986) and the DC2210 (a simple experiment circuit allowing bread boarding). In addition to the starter ...
DC2467A - LTC2970 Linduino One Shield [requires DC2026, optional DC1613]
Aug 23rd 2016
The DC2467 Linduino® shield is a demonstration system for the LTC2970 dual power supply monitor and margining controller. The LTC2970 provides a rich set of features for monitoring and controlling two power rails, including monitoring supply voltage and current, detecting faults in voltage and current, margining the supply ...
LTC3130 Multiple VIN 5V Out Application, Using the LTC4412 PowerPath Controller
Aug 15th 2016
The LTC3130/LTC3130-1 are high efficiency, low noise, 600mA buck-boost converters with wide VIN and VOUT ranges. For high efficiency operation at light loads, BurstMode operation can be selected, reducing the quiescent current to just 1.6µA. Converter start-up is achieved from sources as low as 7.5µW. ...
6A Monolithic Synchronous DC/DC Step-Down Converter with Digital Power System Management
Aug 10th 2016
Design Note 554: Introduction
Digital Power System Management (PSM) controllers usually target high current point-of-load (POL) applications. Lower current applications, with up to 6A load current, can also benefit from PSM features. The LTC®3815 is a 6A monolithic synchronous stepdown converter with digital power monitoring ...
DC2180A - LTC4371 Demoboard | Dual -48V, 50A Ideal Diode-OR
Jul 20th 2016
Demonstration circuit 2180A showcases the LTC4371 dual negative voltage ideal diode-OR controller and monitor, in a −48V, 50A application. Each channel includes two paralleled 2mΩ (Max) MOSFETs for a total dissipation of just 2.5W at full load. Power connections are made by way of 1⁄4" ring terminals with a ...
DC2481A-A - LTM4677/LTM4650 Demo Board | Buck μModule Regulator with Digital PSM, LTM4677 + LTM4650, 4.5V ≤ VIN ≤ 16V, Vout = 0.5V to 1.8V @ 86A
Jun 29th 2016
Demonstration circuit 2481A-A is a high efficiency, high density, μModule® regulator with 4.5V to 16V input range. The output voltage is adjustable from 0.5V to 1.8V, and it can supply 86A maximum load current. The demo board has 1× LTM®4677 and 1× LTM4650 μModule regulators. The LTM4677 is a dual 18A ...
DC2481A-B - LTM4677/LTM4650 Demo Board | Buck μModule Regulator with Digital PSM, LTM4677 + LTM4650(x3), 4.5V ≤ VIN ≤ 16V, Vout = 0.5V to 1.8V @ 186A
Jun 29th 2016
Demonstration circuit 2481A-B is a high efficiency, high density, μModule® regulator with 4.5V to 16V input range. The output voltage is adjustable from 0.5V to 1.8V, and it can supply 186A maximum load current. The demo board has 1× LTM®4677 and 3× LTM4650 μModule regulators. The LTM4677 is a dual ...
95% Efficient at 2MHz 42V Sync Buck
Jun 24th 2016
Linear Technology’s family of high voltage synchronous step-down DC/DC switching regulators offer up to 95% efficiency. Switching at 2MHz, these low EMI parts utilize the Silent Switcher technology. Other features include spread spectrum frequency modulation, ultra-low quiescent current and are available with single, dual, ...
μModule Power Products with SnPb (TinLead) BGA Packages for Defense, Avionics & Heavy Equipment Industries
Jun 15th 2016
MILPITAS, CA - June 15, 2016 - Linear Technology introduces over 53 µModule® (micromodule) power products with SnPb BGA packages, targeting applications where the use of tin-lead soldering is preferred, such as in defense, avionics and heavy equipment industries. A µModule point-of-load regulator with SnPb BGA ...
Low Voltage Power Supplies
Jun 9th 2016
In this video, Linear Technology Co-founder and CTO Bob Dobkin discusses low voltage power supplies less than half a volt. Most of today's power supplies have a reference of 0.6 volts, which means the output voltage must be greater than 0.6 volts. Several years ago, Linear Technology pioneered a new type of current source ...
DC2024A-B - LTC4282 Demo Board with Programming Socket | 100A Hot Swap Controller with Telemetry [requires DC1613]
Jun 7th 2016
Demonstration circuit 2024A features the LTC®4282 high current Hot Swap™ controller. The LTC4282 is well suited to high power applications because the precise monitoring capability and accurate current limiting reduces the extremes in which both loads and power supplies must safely operate. Non-volatile configuration ...
DC2155A-B - LTC3886UKG/LTC3870UFD Demo Board (RSENSE) | 4 Phase Single Output PMBus Buck 18V≤VIN ≤54V, VOUT=12V at 48A, 150kHz
Jun 3rd 2016
Demonstration circuit 2155A is available in two configurations. The DC2155A-A is a dual output synchronous step-down converter featuring the LTC®3886IUKG, a dual-phase current mode controller. The DC2155A-B is a single output synchronous step-down converter that operates with four phases: two from the LTC3886IUKG and two ...
DC1840C - LTC4270B/LTC4271 Demo Board Kit | DC1680 + DC1682, 12-Port 25.5W PSE (req DC590)
Jun 1st 2016
Demonstration kit DC1840C is a 12-port IEEE 802.3at Type 2 power sourcing equipment (PSE) composed of a DC1682B daughter card and DC1680B mother board. The kit is used for evaluation of the LTC4270B and LTC4271 PSE chipset. Up to 12 powered devices (PDs) can be connected and powered from this system using a single power supply. ...
DC2143A-C - LTM4677 Demo Board | μModule PMBus Buck, LTM4677(x4), 4.5V ≤ VIN ≤ 16V, Vout = 0.5V to 1.8V @ 144A
May 27th 2016
Demonstration circuit 2143A-C is a high efficiency, high density, μModule regulator with 4.5V to 16V input range. The output voltage is adjustable from 0.5V to 1.8V, and it can supply 144A maximum load current. The demo board has four LTM®4677 μModule® regulators, and the LTM4677 is a dual 18A or single 36A step-down ...
DC2143A-B - LTM4677 Demo Board | μModule PMBus Buck, LTM4677(x3), 4.5V ≤ VIN ≤ 16V, Vout = 0.5V to 1.8V @ 108A
May 27th 2016
Demonstration circuit 2143A-B is a high efficiency, high density, μModule regulator with 4.5V to 16V input range. The output voltage is adjustable from 0.5V to 1.8V, and it can supply 108A maximum load current. The demo board has three LTM®4677 μModule® regulators, and the LTM4677 is a dual 18A or single 36A step-down ...
Negative Voltage Ideal Diodes (Diode-OR Controllers)
May 23rd 2016
An ideal diode (also referred to as a diode-OR controller and more generally as a PowerPath controller) is a robust, expanded functionality replacement for a discrete power diode. It consists of a MOSFET in place of the diode to provide a low voltage drop, low power dissipation switch that connects a power ...
Buck-Boost DC/DC Converter with Intelligent PowerPath
May 16th 2016
The LTC3118 combines a low-loss PowerPath controller with a single inductor buck-boost converter, resulting in a compact platform for multiple input designs. The LTC3118’s unique switch architecture allows operation from higher or lower voltage on either input, to a regulated output voltage. The wide input/output voltage ...
LTspice: Using Time-Dependent Exponential Sources to Model Transients
May 15th 2016
When working with Surge Stoppers or Hot Swap Controllers, occasionally there is a need to simulate a circuit's behavior with a specified voltage or current transient. These transients are usually modeled using a double exponential waveform characterized by a peak voltage, a rise time (usually 10%–90%), a fall time to 50% ...
DC1033B - LTC2952 Demo Board | Push-Button Power Path Controller w/ Supervisor
May 13th 2016
Demonstration circuit 1033B features the LTC©2952, a micropower, multipurpose, pushbutton On/Off PowerPath™ controller that provides voltage monitoring and supervisory features, as well as ideal diode power paths. Selectable PowerPath management modes allow a variety of power on and off configurations, including pushbutton ...
Low Loss 3-Phase Ideal Diode Bridge Rectifier Reduces Heat, Easing Thermal Design
May 10th 2016
MILPITAS, CA -May 10, 2016 - Linear Technology Corporation
announces the availability of a low loss 3-phase ideal diode bridge
rectifier reference design, demonstrated on evaluation board
DC2465. Conventional
3-phase rectifiers employ six diodes, but the diodes drop voltage
and dissipate significant power at just a few amperes ...
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