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Solutions Search - µModule Solutions

Quad 3A, Ultrathin uModule Regulator Fits on the Backside of PCB

Richard Ying - µModule® Regulator Design Engineer Feb 17th 2017
The LTM4643 is a quad output step-down µModule® (power module) regulator, configurable as a single output (12A), dual (6A & 6A or 9A & 3A), or quad (3A each) regulator in a 9mm x 15mm x 1.82mm ultrathin LGA package. This flexibility enables system designers to rely on one simple and compact µModule regulator ...

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Rugged ESD Demonstration

Nov 7th 2016
The LTM2885 µModule isolator is subjected to repeated ESD strikes as high as 20kV. The line driving bus pins as well as the isolation barrier are all extremely rugged to high energy ESD pulses. This video also illustrates that the LTM2885 and its RS485 Transceiver continue to operate through the ESD events. Not only is ...

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40A μModule Regulator with, 88% Efficiency, 0% Derating at 85°C, and 40°C Rise

Eddie Beville - Module Design Manager Oct 27th 2016
The LTM4636 is a 40A step-down µModule switching regulator with 3D packaging construction for quicker heat dissipation and cooler operation in a small package. By stacking its inductor on top of a 16mm x 16mm BGA package, the LTM4636 benefits from the exposed inductor as a heat sink permitting direct contact with airflow ...

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100MHz Isolated SPI Analog to Digital Converter Solution

Brian Jadus - Senior Design Engineer Sep 22nd 2016
Isolating high-resolution high-speed SAR ADCs with a SPI interface in data acquisition systems can be challenging. Competing digital isolators limit the maximum SCK frequencies to 40MHz or less and can be a bottleneck to achieving the maximum sampling rates in data acquisitions systems. The LTM2893 family enables your design ...

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A Guide to Ordering Custom Programmed Digital Power System Management Devices

Bruce Haug - Product Marketing Engineer Oct 30th 2014
Digital power system management is being adopted in the marketplace because of its ability to provide accurate information about the power system and to autonomously control and supervise dozens of voltage rails with ease. Having digital control over analog power supplies with a simple PC connection is valuable during the development ...

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More Power, Better Heat Dissipation, Smaller PCB Area

Yan Liang - Applications Engineer Oct 28th 2014
System engineers strive to increase performance with each successive product generation to maintain competitiveness. A major hurdle in that effort for densely populated boards such as ATCA, µTCA and mezzanine cards is finding PCB area to mount the additional ICs and components (memory, processors, data ports) necessary ...

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Guide To Ordering LTC's Custom-Programmed EEPROM Devices

Bruce Haug - Product Marketing Engineer Sep 11th 2014
Click Here To Order Custom Programmed Parts Welcome to Linear Technology’s NVM (Non-Volatile Memory) Programming Service video product brief tutorial for Digital Power System's Management Products. This tutorial will go through the process of ordering custom-programmed first articles or prototypes. Devices eligible ...

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LTM8052 TechClips - Output Current Limit Protection

Walker Bai - Applications Enginneer
Willie Chan - Sr PME Power Modules
May 9th 2014
The user adjustable current limit of the LTM8052 is a useful protection feature should the load become compromised due to cracked, worn or otherwise damaged wiring insulation. With a 24V input supply and current limit set at 4.8A, the thermal rise of the module stabilizes at 34°C above ambient with no forced airflow while ...

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LTM8050 TechClips - 58V, 2A Step-Down μModule Regulator

Willie Chan - Sr PME Power Modules
Dong Wang - Applications Engineer
Apr 30th 2014
Inverting (Negative) Outputs With a relatively wide input voltage and output voltage range, the LTM8050 is well suited for Inverting applications when a negative output voltage is desired. Watch the LTM8050 deliver a -12V output at 1.5A from a 24V Input with 83% efficiency and just a 54°C temperature rise over ambient. Highly ...

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LTM4644 TechClips - Efficiency and Thermal Performance

Sam Young - Applications Engineer
Willie Chan - Sr PME Power Modules
Apr 13th 2014
The LTM4644 is a quad 4A step-down µModule regulator configurable as a quad, triple, dual or single output power supply in a small 9 x 15 x 5.01mm BGA. The high number of output options available in one package caters to the needs of FPGAs, ASICs and image sensors. Configured as a quad output, observe how the LTM4644 delivers ...

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LTM4624 TechClips - Efficiency, Thermal and Load Transient Performance

Sam Young - Applications Engineer
Willie Chan - Sr PME Power Modules
Apr 13th 2014
The LTM4624 is a 4A step-down µModule regulator in a tiny 6.25 x 6.25 x 5.01mm package. Requiring just two 1206 case size ceramic capacitors and a 0603 resistor for operation, the LTM4624 step-down solution requires less than one square centimeter on a single sided PCB. Watch the LTM4624 deliver greater than 80% efficiency ...

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How to Probe the Switch Node of a μModule Regulator

Willie Chan - Sr PME Power Modules Mar 4th 2014
A common step in verifying if a power management circuit functions properly is to probe the switch node. But how does one perform that task on a power µModule regulator since the switch node is often not accessible? Using the LTM4611 as an example, Alan Chern explains how starting at the 42 second mark in this video he ...

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LTM4620 TechClips - Dual 13A or Single 26A DC/DC μModule Regulator

Mar 4th 2014
LTM4620 Current Sharing Two LTM4620 µModule regulators sharing current during start up, steady state and shut down.   LTM4620 Efficiency With 20V input and 1.2V output, the efficiency is measured across a range of load current. At 100A load current, the efficiency is measured at 83%.     LTM4620 ...

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LTM4611 TechClips - Ultralow VIN, 15A DC/DC μModule Regulator

Jason Sekanina - Power Module Design Engineer Nov 5th 2013
15A High Efficiency Output from a Low Input Voltage The LTM4611 is a switch mode, step-down DC/DC μModule® regulator in a compact 15mm × 15mm × 4.32mm LGA surfacemount package. The switching controller, MOSFETs, inductor and supporting components are housed in the package. With a built-in differential remote ...

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What Is Digital Power System Management?

Afshin Odabaee - Business Manager - uModule Power Products Nov 4th 2013
Power management of a high rail count circuit board can be very difficult with meters and oscilloscopes. There is a growing trend to configure and monitor power supplies over a digital communications bus. “Digital Power” or “Digital Power System Management (PSM)” allows systems designers to simplify and ...

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LTM8028 TechClips - 36VIN, UltraFast, Low Output Noise 5A μModule Regulator

Afshin Odabaee - Business Manager - uModule Power Products May 1st 2013
The LTM8028 is a 1mV output ripple μModule (micromodule) regulator designed to power data converters and high speed transceivers. The low output ripple minimizes random jitter in high speed data transceivers for superior bit error rate (BER) performance. When powering an analog-to-digital converter (ADC), tests showed a 13dB ...

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LTM4641 TechClips - Efficiency, Output Overvoltage Protection, Overcurrent Protection and More

Afshin Odabaee - Business Manager - uModule Power Products Feb 6th 2013
The LTM4641 is a 4.5V to 38V input, 0.6V to 6V output, 10A step-down μModule® regulator with comprehensive electrical and thermal protection for loads such as processors, ASICs and high-end FPGAs. The LTM4641 μModule regulator monitors input voltage, output voltage and temperature conditions. If any user-adjustable ...

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High Efficiency Dual 13A or Single 26A μModule Regulator

Eddie Beville - Module Design Manager Sep 10th 2012
Linear Technology's LTM4620 uses a proprietary lead frame design to package high power regulators into a very small form factor with effective thermal conduction through the top and bottom of the µmodule product. The device can be connected in parallel to support higher current applications with very accurate current sharing ...

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Low Noise μModule DC/DC Converters Simplify EMI Design - LTM8032, LTM8031, LTM8020, LTM8021, LTM4606

David Ng - Module Devleopment Manager Sep 15th 2009
Electromagnetic interference (EMI)falls into two broad catgories - conducted and radiated. Conducted emissions refers to the noise that is carried on wires or other conductors, while radiated EMI floats through the air. While conducted EMI is certainly problematic, it is radiated EMI that makes design engineers cringe. Linear ...

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The Simple Way to Match to a High-Speed ADC Input - LTM9001

Todd Nelson - Mixed Signal Applications Engineering Manager Jun 15th 2009
High-speed, high-resolution ADCs are critical components in communications and instrumentation applications. The interface between the final amplifier of the signal chain and the input pins of the ADC is challenging and time-consuming. Yet it is critical to the performance of the entire system. Traditionally, this requires impedance ...

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How to Design a Complex Switching Regulator as Simple as a Linear Regulator - MicroModules

Eddie Beville - Module Design Manager Dec 15th 2008
There is an alternative solution when deciding between a step-down switching regulator and a linear regulator. Switching regulators dissipate less heat than linear regulators especially when the input voltage is much higher than the output voltage or the output load current is relative high. On the other hand, linear regulators ...

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