Solutions Search - Inductorless (Charge Pump) DC/DC Converters
Clever Circuit Improves Efficiency of Charge Pump Plus Linear Regulator Solution
Oct 4th 2016
In some systems, a charge pump plus linear regulator combination is preferred over an inductor-based switching power supply (with or without a post-regulating linear regulator) for several reasons: design simplicity, less radiated EMI, inductor-phobia, etc. For these applications, Linear Technology has a growing number ...
DC2375A - LTC3256 Demo Board | Dual Output Step-Down Charge Pump Plus LDO, 5.5V ≤ VIN ≤ 38V, Vout1 = 5V @ 100mA, Vout2 = 3.3V @ 250mA
Sep 20th 2016
Demonstration Circuit 2375A is a dual output 350mA step down charge pump with a post-regulator LDO and watchdog timer featuring the LTC®3256EMSE. The LTC3256 operates with a wide input voltage range from 5.5V to 38V and is engineered for diagnostic coverage in ISO262262 systems. The LTC3256 can provide up to 350mA of output ...
LTC3200 Regulated 5V Output from a 2.7V to 4.5V Input
Sep 12th 2016
A new charge-pump architecture maintains constant switching frequency to zero load and reduces bith output and input ripple. The LTC3200/LTC3200-5 have thermal shutdown capability and can survive a continuous short-circuit from VOUT to GND. Built-in soft-start circuitry prevents excessive inrush curreent during start-up. ...
LTC3200 Lithium-Ion Battery to 5V White or Blue LED Driver
Sep 12th 2016
A new charge-pump architecture maintains constant switching frequency to zero load and reduces bith output and input ripple. The LTC3200/LTC3200-5 have thermal shutdown capability and can survive a continuous short-circuit from VOUT to GND. Built-in soft-start circuitry prevents excessive inrush curreent during start-up. ...
LTC3221 Micropower, Regulated 5V or 3.3V Charge Pump in 2 x 2 DFN
Sep 12th 2016
The LTC3221 family are micropower charge pump DC/DC converters that produce a regulated output at up to 60mA. The input voltage range is 1.8V to 5.5V. Extremely low operating current (8μA typical at no load) and low external parts count (one flying capacitor and two small bypass capacitors at VIN and VOUT) make them ideally ...
LTC3245 High Efficiency 3.3V Microcontroller Supply from 9V Alkaline (with Power-On Reset Delay)
Sep 2nd 2016
The LTC3245 is a switched capacitor buck-boost DC/DC converter that produces a regulated output (3.3V, 5V or adjustable) from a 2.7V to 38V input. The device uses switched capacitor fractional conversion to maintain regulation over a wide range of input voltage. Internal circuitry automatically selects the conversion ratio ...
LTC3245 Wide Input Range Low Noise 3.6V Supply
Sep 2nd 2016
The LTC3245 is a switched capacitor buck-boost DC/DC converter that produces a regulated output (3.3V, 5V or adjustable) from a 2.7V to 38V input. The device uses switched capacitor fractional conversion to maintain regulation over a wide range of input voltage. Internal circuitry automatically selects the conversion ratio ...
LTC3245 Wide VIN 5V Supply with Battery Backup
Sep 2nd 2016
The LTC3245 is a switched capacitor buck-boost DC/DC converter that produces a regulated output (3.3V, 5V or adjustable) from a 2.7V to 38V input. The device uses switched capacitor fractional conversion to maintain regulation over a wide range of input voltage. Internal circuitry automatically selects the conversion ratio ...
LTC3261 15V to –15V Inverter
Sep 2nd 2016
The LTC®3261 is a high voltage inverting charge pump that operates over a wide 4.5V to 32V input range and is capable of delivering up to 100mA of output current.
...
LTC3261 24V to –24V 100mA Inverter
Sep 2nd 2016
The LTC®3261 is a high voltage inverting charge pump that operates over a wide 4.5V to 32V input range and is capable of delivering up to 100mA of output current. ...
High Voltage Dual Output Step-Down Charge Pump Offers Lower Power Dissipation with No Inductors
Aug 11th 2016
MILPITAS, CA – August 11, 2016 – Linear Technology Corporation announces the LTC3256, a highly integrated, high voltage low noise dual output power supply, which takes a single positive input and generates 5V and 3.3V step-down supplies with high efficiency and no inductors. The device features a wide 5.5V to 38V ...
LTC3256 High Efficiency Dual 5V/3.3V Output Power Supply
Jul 29th 2016
The LTC3256 is a wide input range switched capacitor step-down DC/DC converter that produces two regulated outputs: a 5V output via direct connection to the charge pump output, and a 3.3V output via a low dropout (LDO) linear post-regulator. The device provides up to 350mA of total output current. At 12V VIN and maximum load ...
Spread Spectrum Frequency Modulation Reduces EMI
Nov 4th 2015
Electromagnetic Radiation (EMR), Electromagnetic Interference (EMI) and Electromagnetic Compliance (EMC) are terms that pertain to energy from electrically charged particles and the associated magnetic fields that can potentially interfere with circuit performance and signal transmissions. With the proliferation of wireless ...
DC2235A - LTC3265 Demo Board | Dual Supply Boost/Inverting Charge Pumps with Post-Regulator LDOs, 4.5V ≤ VIN ≤ 16V, Vout = ±5V/±15V/±24V @ 50mA
Oct 5th 2015
Demonstration Circuit 2235A has boost and inverting charge pumps each with a low noise LDO post regulator featuring the LTC®3265EDHC. The LTC3265 operates with an input voltage from 4.5V to 16V for the boost charge pump and from 4.5V to 32V for the inverting charge pump. The demo board provides selectable LDO± output ...
High Voltage Boost & Inverting Charge Pumps Deliver Low Noise Dual Outputs with Post-Regulating ±50mA LDOs
Aug 31st 2015
MILPITAS, CA - August 31, 2015 - Linear Technology Corporation
announces the LTC3265, a high voltage, highly integrated, low noise
dual output power supply which takes a single positive input supply
(VIN_P) and generates low noise bipolar rails up to ±2•VIN_P
without any inductors. The device includes a boost doubling charge
pump, ...
LTC3265 Low Noise ±15V Outputs from a Single 12V Input
Aug 27th 2015
The LTC®3265 is a low noise dual polarity output power supply including a boost charge pump, an inverting charge pump and two low noise positive and negative LDO post regulators. The boost charge pump powers the positive LDO post regulator while the inverting charge pump powers the negative LDO regulator. Each LDO can ...
LTC3265 Low Power ±20V Power Supply from a Single-Ended 15V Input Supply
Aug 27th 2015
The LTC®3265 is a low noise dual polarity output power supply including a boost charge pump, an inverting charge pump and two low noise positive and negative LDO post regulators. The boost charge pump powers the positive LDO post regulator while the inverting charge pump powers the negative LDO regulator. Each LDO can ...
LTC3265 Low Noise +7V/–2V Power Supply from a Single-Ended 5V Input Supply (Frequency = 200kHz)
Aug 27th 2015
The LTC®3265 is a low noise dual polarity output power supply including a boost charge pump, an inverting charge pump and two low noise positive and negative LDO post regulators. The boost charge pump powers the positive LDO post regulator while the inverting charge pump powers the negative LDO regulator. Each LDO can ...
LTC3255 48VIN Fault-Protected 50mA Regulated Output Step-Down Charge Pump - Video Product Brief
Nov 18th 2014
The LTC®3255 is a switched-capacitor step-down DC/DC converter that produces a regulated output (2.4V to 12.5V adjustable) from a 4V to 48V input. In applications where the input voltage exceeds twice the output voltage, 2:1 capacitive charge pumping extends output current capability beyond input supply current ...
LTC3245 2.7V to 38VIN, 250mA Buck-Boost Charge Pump - Video Product Brief
Oct 15th 2014
The LTC3245 is a switched capacitor buck-boost DC/DC converter that produces a regulated output (3.3V, 5V or adjustable) from a 2.7V to 38V input. The device uses switched capacitor fractional conversion to maintain regulation over a wide range of input voltage. Internal circuitry automatically selects the conversion ...
Altera Cyclone III LS FPGA Development Kit
Jun 10th 2014
The Altera Cyclone III LS FPGA Development Kit combines the largest density, low-power FPGA available with a complete suite of security features implemented at the silicon, software, and intellectual property (IP) levels. These security features provide passive and active protection of your IP from tampering, ...
DC2041A - LTC3255EMSE Demo Board | -52V/60V Fault-Protected Step-Down Charge Pump, 4V ≤ VIN ≤ 48V, Vout = 2.5V/3.3V/5V/12V/Adj @ 50mA
Oct 3rd 2013
Demonstration circuit 2041A is a regulated output voltage switched-capacitor step-down power supply featuring the 50mA output LTC®3255. When VIN exceeds VOUT by more the 2:1, a 2:1 step-down architecture is used to efficiently regulate the output voltage, reducing the input current needed. As VIN reduces below twice VOUT, ...
60V Fault-Protected, 50mA Step-Down Charge Pump Provides Regulated Output with Input Current Doubling
Sep 25th 2013
MILPITAS, CA – September 25, 2013 – Linear Technology
Corporation announces the LTC3255, a versatile high voltage step-down switched
capacitor converter that delivers up to 50mA of output current. In
applications where the input voltage exceeds twice the output
voltage, a charge pump offers nearly twice the efficiency of ...
LTC3255 3.3V@7.4mA DC Supply from 4mA to 20mA Current Loop
Sep 16th 2013
The LTC3255 is a switched-capacitor step-down DC/DC converter that produces a regulated output (2.4V to 12.5V adjustable) from a 4V to 48V input. In applications where the input voltage exceeds twice the output voltage, 2:1 capacitive charge pumping extends output current capability beyond input supply current limits. At no ...
LTC3255 Wide Input Range 12V Charge Pump Supply
Sep 16th 2013
The LTC®3255 is a switched-capacitor step-down DC/DC converter that produces a regulated output (2.4V to 12.5V adjustable) from a 4V to 48V input. In applications where the input voltage exceeds twice the output voltage, 2:1 capacitive charge pumping extends output current capability beyond input supply current limits. ...
LTC3255 Wide Input Range 5V Microcontroller Supply (with Power-On Reset Delay)
Sep 16th 2013
The LTC®3255 is a switched-capacitor step-down DC/DC converter that produces a regulated output (2.4V to 12.5V adjustable) from a 4V to 48V input. In applications where the input voltage exceeds twice the output voltage, 2:1 capacitive charge pumping extends output current capability beyond input supply current limits. ...
LTC3255 5V@7mA Supply from 4mA to 20mA Current Loop
Sep 16th 2013
The LTC3255 is a switched-capacitor step-down DC/DC converter that produces a regulated output (2.4V to 12.5V adjustable) from a 4V to 48V input. In applications where the input voltage exceeds twice the output voltage, 2:1 capacitive charge pumping extends output current capability beyond input supply current limits. At no ...
250mA Wide VIN Range Buck-Boost Charge Pump with Low Noise Now Offered in High Reliability, MP-Grade Temperature Range
Aug 20th 2013
MILPITAS, CA – August 20, 2013 – Linear Technology Corporation
announces a new high reliability MP-grade, wider temperature range
version of the LTC3245, a versatile 250mA high voltage buck-boost
charge pump. The MP grade has an operating junction temperature
range of -55°C to +150°C. The LTC3245 uses switched capacitor
fractional ...
DC1802A - LTC3245EMSE Demo Board | Buck-Boost Charge Pump, 2.7V ≤ VIN ≤ 38V, Vout = 1.2V/3.3V/5V @ 250mA
Mar 21st 2013
Demonstration circuit DC1802A is a wide VIN range, low noise, 250mA buck-boost charge pump featuring the LTC®3245EMSE. It has an input supply range of 2.7V to 38V and provides a jumper-selectable 5V, 3.3V, or adjustable output (set to 1.2V) at 250mA.
...
250mA Wide VIN Range Buck-Boost Charge Pump Offers Low Conducted and Radiated Noise
Mar 19th 2013
MILPITAS, CA – March 19, 2013 – Linear Technology Corporation
announces the LTC3245, a versatile 250mA high voltage buck-boost
charge pump. The LTC3245 uses switched capacitor fractional
conversion to maintain regulation over a wide range of input
voltage from 2.7V to 38V and produces a regulated output of 3.3V,
5V or adjustable ...
DC174A-A - LTC1517CS5-5 Demo Board | MICROPOWER REGULATED 5V CHARGE PUMP DC/DC CONVERTER
Jan 16th 2013
...
High Voltage Inverting Charge Pump Produces Low Noise Positive and Negative Supplies
Oct 1st 2012
Introduction
Dual-polarity supplies are commonly needed to operate electronics such as op amps, drivers, or sensors, but there is rarely a dual-polarity supply available at the point of load. The LTC®3260 is an inverting charge pump (inductorless) DC/DC converter with dual low noise LDO regulators that can produce positive ...
DC1882A - LTC3261EMSE Demo Board | High Voltage, Low Iq Inverting Charge Pump, 4.5V ≤ VIN ≤ 32V, Vout = -VIN @ 100mA
May 30th 2012
Demonstration circuit 1882 is a high voltage inverting charge pump featuring the LTC®3261EMSE. The LTC3261 operates with an input voltage from 4.5V to 32V and provides up to 100mA of output current. The output voltage is unregulated and is the negative of the input voltage (-VIN). The demo board provides selectable Burst ...
DC1793A - LTC3260EMSE Demo Board | Low Noise Dual Supply Inverting Charge Pump Plus ±LDO, 4.5V ≤ VIN ≤ 32V, Vout = ±3.3V/±5V/±12V/±24V/±Adj @ ±50mA
May 30th 2012
Demonstration circuit 1793A is a high voltage inverting charge pump with low noise dual-polarity LDO regulators featuring the LTC®3260EMSE. The LTC3260 operates with an input voltage from 4.5V to 32V. The demo board provides selectable LDO± output set magnitudes of 3.3V, 5V, 12V and 24V for each polarity. Additional ...
High Voltage Inverting Charge Pumps Offer Low Input & Output Ripple
May 9th 2012
MILPITAS, CA – May 9, 2012 – Linear Technology Corporation
announces the LTC3260 and LTC3261 versatile high voltage charge pumps. The
LTC3261 is a high voltage inverting charge pump that can deliver up
to 100mA of output current. The LTC3260 has the same charge pump as
the LTC3261, but also includes both positive and negative ...
LTC3260 Low Noise ±12V Power Supply from a Single-Ended 15V Input Supply
Apr 16th 2012
The LTC3260 is a low noise dual polarity output power supply that includes an inverting charge pump with both positive and negative LDO regulators. The charge pump operates over a wide 4.5V to 32V input range and can deliver up to 100mA of output current. Each LDO regulator can provide up to 50mA of output current. The negative ...
LTC3260: Low Noise ±5V Power Supply from a Single 12V Input
Apr 16th 2012
Dual-polarity supplies are commonly needed to operate electronics such as op amps, drivers, or sensors, but there is rarely a dual-polarity supply available at the point of load. The LTC®3260 is an inverting charge pump (inductorless) DC/DC converter with dual low noise LDO regulators that can produce positive and negative ...
LTC3260 28V Dual Tracking Bipolar Supply with Outputs from ±5V to ±25V
Apr 16th 2012
The LTC3260 is a low noise dual polarity output power supply that includes an inverting charge pump with both positive and negative LDO regulators. The charge pump operates over a wide 4.5V to 32V input range and can deliver up to 100mA of output current. Each LDO regulator can provide up to 50mA of output current. The negative ...
Universal LED Driver Features 360mA Output Current, Independent Control Of 18 LEDs with Low Noise and up to 91% Efficiency
Jan 15th 2008
MILPITAS, CA January 15, 2008 Linear Technology Corporation
announces the LTC3220/-1, an inductorless, low noise, high
efficiency LED driver for cell phone displays and other
programmable lighting applications. The IC provides 18 individually
configurable LED current sources for complete flexibility in
programming multiple ...
DC1265A-B - LTC3220EPF-1 | 360mA general purpose LED driver (req. DC590)
Jan 3rd 2008
Demonstration circuit 1265 is a 360mA (20mA per LED) Universal 18-Channel LED Driver with twelve white LEDs and two RGB LEDs featuring the LTC3220/LTC3220-1. The LTC3220/LTC3220-1 is a low noise boost charge pump designed to drive 18 universal LED (ULED) current sources. The charge pump automatically switches between 1x, 1.5x ...
DC1265A-A - LTC3220EPF Demo Board | 18-LED Boost Charge Pump LED Driver, 2.9V ≤ VIN ≤ 5.5V, VLED up to 5V @ 20mA per LED (DC590 req)
Jan 3rd 2008
Demonstration circuit 1265 is a 360mA (20mA per LED) Universal 18-Channel LED Driver with twelve white LEDs and two RGB LEDs featuring the LTC3220/LTC3220-1. The LTC3220/LTC3220-1 is a low noise boost charge pump designed to drive 18 universal LED (ULED) current sources. The charge pump automatically switches between 1x, 1.5x ...
Five-Output 25mA/LED Driver with Two LDOs Operates Down to 2.7V
Sep 12th 2007
MILPITAS, CA September 12, 2007 Linear Technology
Corporation announces the LTC3230, an integrated white LED driver
with dual LDO regulators for driving Main and Sub LED displays and
supplying low-voltage system rails in portable electronic devices,
all in a compact 3mm x 3mm QFN package. The LTC3230 drives up to
five ...
DC1217A - LTC3230EUD | 5-LED Main/Aux Drv + Dual LDO in 3x3 QFN
Aug 27th 2007
DC1217A - Demo Board for:LTC3230 - 5-LED Main/Sub Display Driver with Dual LDO
...
250mA Universal Cell Phone LED Driver Drives 9 LEDs With Low Noise and 91% Efficiency
Aug 7th 2007
MILPITAS, CA - August 7, 2007 - Linear Technology Corporation
announces the LTC3219, an inductorless, low noise, high efficiency
LED driver for cell phone displays and lighting. The IC provides
nine individually configurable current sources for Main, Sub and
RGB displays. Display currents are set via a precision internal
current ...
DC1055A - LTC3219EUD Demo Board | 9-Channel Charge Pump LED Driver, 2.9V ≤ VIN ≤ 5.5V, VLED = up to 5V @ 28mA per LED (DC590 req)
Jul 25th 2007
Demonstration circuit 1055 is a 250mA Universal Nine Channel Multimode (1x, 1.5x, 2x) Charge Pump LED Driver with two RGB displays and three white LEDs featuring the LTC3219. The LTC3219 is a low noise charge pump designed to drive nine universal LED current sources. The input voltage range is 2.9V to 5.5V. Each channel provides ...
Universal Cell Phone LED/CAM Driver Features 600mA Total Output Current & 92% Efficiency
Apr 16th 2007
MILPITAS, CA - April 16, 2007 - Linear Technology Corporation
announces the LTC3207, an inductorless, low noise, high efficiency
LED/CAM driver for cell phone displays and lighting. The IC
provides 12 individually configurable current sources for Main,
Sub, RGB, Auxiliary or general purpose (GPO)
displays/lights/outputs, plus ...
DC1039A-B - LTC3207EUF-1 Demo Board | 600mA Multi-Output LED/Camera LED Driver
Mar 23rd 2007
DC1039A-B - Demo Board for:LTC3207 - 600mA Universal Multi-Output LED/CAM Driver
...
DC1039A-A - LTC3207EUF Demo Board | 600mA Multi-Output LED/Camera LED Driver
Mar 23rd 2007
DC1039A-A - Demo Board for:LTC3207 - 600mA Universal Multi-Output LED/CAM Driver
...
DC1187A - LTC3212EDDB | RGB LED Driver & Charge Pump, 2.7V ≤ VIN ≤ 5.5V, VLED up to 5V @ 25mA (x3) (DC590 Req)
Mar 19th 2007
Demonstration circuit 1187 is an RGB LED Driver and Charge Pump featuring the LTC3212. The LTC3212 is a low noise boost charge pump capable of driving three LEDs at up to 25mA each. The charge pump operates in either 1x or 2x mode, with automatic mode switching. Individual current sources allow each LED to be turned on individually, ...
Inductorless Multi-Mode LED Driver Delivers 400mA in 6mm2
Feb 22nd 2007
MILPITAS, CA - February 22, 2007 - Linear Technology Corporation
announces the LTC3218, an inductorless high current white LED
driver that delivers up to 400mA of LED current. Its multi-mode
architecture automatically switches between 1x or 2x boost modes,
monitoring the voltage across the LED current source and switching
modes ...
DC1030A - LTC3218EDDB Demo Board | Boost Charge Pump Camera LED Driver, 2.9V ≤ VIN ≤ 4.5V, VLED up to 4.5V @ 400mA
Feb 8th 2007
Demonstration circuit 1030 is a 400mA Single Wire Charge Pump Camera LED Driver featuring the LTC3218. This circuit provides 50mA of continuous torch current and two flash current levels, 300mA and 400mA. The LTC3218 has a built-in 2-second flash timer to protect the LED in case of faults during flash mode.
The demo board ...
Ultralow IQ Regulated 60mA Step Up Charge Pump in 2mm x 2mm DFN Package
Nov 7th 2006
MILPITAS, CA - November 7, 2006 - Linear Technology Corporation
announces the LTC3221/-3.3/-5 regulated step up charge pumps
offered in the compact 2mm x 2mm DFN package. Featuring 60mA output
current and Burst Mode® operation, the LTC3221 family consumes an
ultra-low quiescent current of 8uA, saving battery run time in
portable ...
DC862A-B - LTC3221EDC-5 Demo Board | Micropower Regulated Charge Pump, 2.7V ≤ VIN ≤ 5.5V, Vout = 5V @ Up to 60mA
Oct 13th 2006
Demonstration circuit 862 is a micropower regulated charge pump DC/DC converter featuring the 60mA output LTC3221 in a 2mmx2mm DFN package. It comes in three assembly versions, DC862A-A, DC862A-B and DC862A-C, featuring the LTC3221EDC-3.3 (fixed 3.3V output), the LTC3221EDC-5 (fixed 5V output) , and LTC3221EDC (adjustable output ...
DC862A-A - LTC3221EDC-3.3 Demo Board | Micropower Regulated Charge Pump, 1.8V ≤ VIN ≤ 4.4V, Vout = 3.3V @ Up to 60mA
Oct 13th 2006
Demonstration circuit 862 is a micropower regulated charge pump DC/DC converter featuring the 60mA output LTC3221 in a 2mmx2mm DFN package. It comes in three assembly versions, DC862A-A, DC862A-B and DC862A-C, featuring the LTC3221EDC-3.3 (fixed 3.3V output), the LTC3221EDC-5 (fixed 5V output) , and LTC3221EDC (adjustable output ...
DC862A-C - LTC3221EDC Demo Board | Micropower Regulated Adj Output Charge Pump, 1.8V ≤ VIN ≤ 3.8V, Vout = 3V @ Up to 60mA
Oct 13th 2006
Demonstration circuit 862 is a micropower regulated charge pump DC/DC converter featuring the 60mA output LTC3221 in a 2mmx2mm DFN package. It comes in three assembly versions, DC862A-A, DC862A-B and DC862A-C, featuring the LTC3221EDC-3.3 (fixed 3.3V output), the LTC3221EDC-5 (fixed 5V output) , and LTC3221EDC (adjustable output ...
500mA Low Noise, High Efficiency Dual Mode Charge Pumps in 3mm x 3mm DFN Package
May 30th 2006
MILPITAS, CA - May 30, 2006 - Linear Technology Corporation
announces the LTC3203-1/B/B-1 mode-selectable, high efficiency
500mA step-up charge pumps, offered in a compact 3mm x 3mm DFN
package. Featuring low-noise constant-frequency (1MHz) operation
and a wide input voltage range of 2.7V to 5.5V, the LTC3203B
provides an adjustable ...
DC863A-B - LTC3203-1 Demo Board | Regulated Boost Charge Pump, 2.7V ≤ VIN ≤ 5.5V, Vout = 4.5V or 5V @ Up to 500mA
May 3rd 2006
Demonstration circuit 863 is a high efficiency regulated boost charge pump converter that exercises the 500mA low noise LTC3203 in the 3mm x 3mm DFN package. It comes with three assembly versions, DC863A-A (3.3V output), DC863A-B (4.5V or 5V output) and DC863A-C (4.5V or 5V output) , featuring the LTC3203B, LTC3203-1, and LTC3203B-1 ...
DC863A-A - LTC3203B Demo Board | Regulated Boost Charge Pump, 2.7V ≤ VIN ≤ 4V, Vout = 3.3V @ Up to 500mA
May 3rd 2006
Demonstration circuit 863 is a high efficiency regulated boost charge pump converter that exercises the 500mA low noise LTC3203 in the 3mm x 3mm DFN package. It comes with three assembly versions, DC863A-A (3.3V output), DC863A-B (4.5V or 5V output) and DC863A-C (4.5V or 5V output) , featuring the LTC3203B, LTC3203-1, and LTC3203B-1 ...
DC863A-C - LTC3203B-1 Demo Board | Regulated Boost Charge Pump, 2.7V ≤ VIN ≤ 5.5V, Vout = 4.5V or 5V @ Up to 500mA
May 3rd 2006
Demonstration circuit 863 is a high efficiency regulated boost charge pump converter that exercises the 500mA low noise LTC3203 in the 3mm x 3mm DFN package. It comes with three assembly versions, DC863A-A (3.3V output), DC863A-B (4.5V or 5V output) and DC863A-C (4.5V or 5V output) , featuring the LTC3203B, LTC3203-1, and LTC3203B-1 ...
Regulated 2.5V and 3.3V 150mA Buck-Boost Charge Pumps in 2x2 DFN Package
Apr 24th 2006
MILPITAS, CA - April 24, 2006 - Linear Technology Corporation
announces the LTC3240-2.5/3.3, versatile regulated buck-boost
charge pumps in a 2mm x 2mm DFN package. The LTC3240-2.5/3.3 are
capable of output currents as high as 150mA from a wide ranging
input of 1.8V to 5.5V. When the input voltage exceeds the output
voltage, ...
DC903A-A - LTC3240EDC-3.3 Demo Board | Regulated Buck-Boost Charge Pump, 1.8V ≤ VIN ≤ 5.5V, Vout = 3.3V @ Up to 150mA
Apr 13th 2006
Demonstration circuit 903 is a step-up/step-down charge pump dc-dc converter. It comes with two assembly versions, DC903A-A and DC903A-B featuring the 150mA output current LTC3240-3.3 (3.3V output) and LTC3240-2.5 (2.5V output) respectively, each in a tiny 2mm x 2mm DFN package. The DC903A-A and DC903A-B operate with an input ...
DC903A-B - LTC3240EDC-2.5 Demo Board | Regulated Buck-Boost Charge Pump, 1.8V ≤ VIN ≤ 5.5V, Vout = 2.5V @ Up to 150mA
Apr 13th 2006
Demonstration circuit 903 is a step-up/step-down charge pump dc-dc converter. It comes with two assembly versions, DC903A-A and DC903A-B featuring the 150mA output current LTC3240-3.3 (3.3V output) and LTC3240-2.5 (2.5V output) respectively, each in a tiny 2mm x 2mm DFN package. The DC903A-A and DC903A-B operate with an input ...
Main/Camera Cell Phone LED Driver Features 500mA Total Output Current & 95% Efficiency
Feb 7th 2006
MILPITAS, CA - February 7, 2006 - Linear Technology Corporation
announces the LTC3210, a highly integrated, 800kHz, low noise, high
efficiency 1x/1.5x/2x multimode charge pump for driving Main and
Camera LEDs in cellular phones. It provides 5 LED current sources
at up to 500mA of total output current: a 4x25mA LED Main display,
and ...
Cell Phone LED Driver for Main, Camera & Auxiliary LEDs Feature 600mA Total Output Current & 94% Efficiency
Jan 18th 2006
MILPITAS, CA - January 18, 2006 - Linear Technology Corporation
announces the LTC3209-1 and LTC3209-2, highly integrated, 850kHz,
low noise, high efficiency 1x/1.5x/2x multimode charge pumps for
driving Main, Camera and Auxiliary LED displays in cellular phones.
They can each drive up to 8 LED current sources at up to 600mA ...
DC881A - LTC3209EUF-1 Demo Board
Dec 27th 2005
DC881A - Demo Board for:LTC3209 - 600mA Main/Camera LED Controller
...
DC880A - LTC3209EUF-2 Demo Board
Dec 27th 2005
DC880A - Demo Board for:LTC3209 - 600mA Main/Camera LED Controller
...
600mA Cell Phone Camera LED Driver Features Low Noise and 92% Efficiency
Dec 21st 2005
MILPITAS, CA - December 21, 2005 - Linear Technology Corporation
announces the LTC3217, a 850kHz, high efficiency 1x/1.5x/2x
multimode charge pump for driving multiple high current LEDs in
cellular phone camera applications. Utilizing constant-frequency
operation for low noise, it can drive up to 4 LED current sources
at up ...
DC1071A-B - LTC3210EUD-3 Demo Board
Nov 28th 2005
DC1071A-B - Demo Board for:LTC3210-2/LTC3210-3 - MAIN/CAM LED Controllers with 32-Step Brightness Control in 3mm × 3mm QFN
...
DC1071A-A - LTC3210EUD-2 Demo Board
Nov 28th 2005
DC1071A-A - Demo Board for:LTC3210-2/LTC3210-3 - MAIN/CAM LED Controllers with 32-Step Brightness Control in 3mm × 3mm QFN
...
DC914B - LTC3210EUD | Main/CAM LED Controller (Req. DC590)
Nov 28th 2005
DC914B - Demo Board for:LTC3210 - MAIN/CAM LED Controller in 3mm × 3mm QFN
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DC1022A - LTC3210EUD-1 | Main /CAM LED Controller; Requires DC590 Board
Nov 28th 2005
DC1022A - Demo Board for:LTC3210-1 - MAIN/CAM LED Controller with 64-Step Brightness Control in 3mm x 3mm QFN
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DC909A - LTC3217EUD | 600mA, Low Noise Camera Light Charge Pump
Nov 10th 2005
DC909A - Demo Board for:LTC3217 - 600mA Low Noise Multi-LED Camera Light Charge Pumps
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DC824A - LTC3208 Demo Board | High Current I2C LED Driver
Aug 24th 2005
DC824A - Demo Board for:LTC3208 - High Current Software Configurable Multidisplay LED Controller
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LTC3214 - Inductorless Multi-Mode LED Charge Pump Delivers 500mA Output Current With Up to 94% Efficiency
Aug 18th 2005
MILPITAS, CA - August 18, 2005 - Linear Technology Corporation
announces the LTC3214, a fractional charge pump, high current white
LED driver that delivers up to 500mA of LED current. Its high
efficiency multi-mode architecture automatically switches between
1x, 1.5x or 2x boost modes monitoring the voltage across the LED
current ...
Five-Display Cell Phone LED Driver Features 1A Total Output Current & 95% Efficiency
Aug 10th 2005
MILPITAS, CA - August 10, 2005 - Linear Technology Corporation
announces the LTC3208, a fully integrated, 850kHz, low noise, high
efficiency 1x/1.5x/2x charge pump multi-display LED driver. It can
drive up to 17 LED current sources: a 1-4 LED Main display, 1-2 LED
Sub display, a 1-3 LED RGB display, a 1-4 Camera LED display, ...
LTC3204 - Fixed 3.3V and 5V Low Noise Regulated Charge Pump Doubler in 2mm x 2mm DFN Package
Aug 8th 2005
MILPITAS, CA - August 8, 2005 - Linear Technology Corporation
announces the LTC3204B-3.3/5 charge pump doublers offered in the
2mm x 2mm DFN packages. Featuring low-noise constant-frequency
(1.2MHz) operation, the LTC3204B-3.3 generates a regulated boosted
output voltage of 3.3V from a minimum input voltage of 1.8V (2 AA
cell ...
DC902A-B - LTC3214EDD | Low Noise, High Current LED Flash Charge Pump, Vin = 2.9V - 4.4V, Lumimicro LED
Aug 4th 2005
DC902A-B - Demo Board for:LTC3214 - 500mA Camera LED Charge Pump
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DC902A-A - LTC3214EDD | Low Noise, High Current LED Flash Charge Pump, Vin = 2.9V - 4.4V, AOT LED
Aug 4th 2005
DC902A-A - Demo Board for:LTC3214 - 500mA Camera LED Charge Pump
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DC871A-A - LTC3215EDD | Low Noise, High Current LED Flash Charge Pump, VIN = 2.9V-4.4V, AOT
Feb 10th 2005
DC871A-A - Demo Board for:LTC3215 - 700mA Low Noise High Current LED Charge Pump
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DC871A-C - LTC3215EDD | Low Noise, High Current LED Flash Charge Pump, VIN = 2.9V-4.4V, LUM
Feb 10th 2005
DC871A-C - Demo Board for:LTC3215 - 700mA Low Noise High Current LED Charge Pump
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