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Solutions Search - Unregulated Doubling/Inverting Charge Pumps

LTC7820 High Efficiency 24V to –24V, 10A Voltage Inverter with Hot Swap at Input

Jul 24th 2017
The LTC®7820 is a fixed ratio high voltage high power switched capacitor/charge pump controller. The device includes four N-channel MOSFET gate drivers to drive external power MOSFETs in voltage divider, doubler or inverter configurations. The device achieves a 2:1 stepdown ratio from an input voltage as high as 72V, a 1:2 ...

Circuit 

 

LTC7820 High Efficiency 48V to 12V, 20A Voltage Divider

Jul 24th 2017
The LTC®7820 is a fixed ratio high voltage high power switched capacitor/charge pump controller. The device includes four N-channel MOSFET gate drivers to drive external power MOSFETs in voltage divider, doubler or inverter configurations. The device achieves a 2:1 stepdown ratio from an input voltage as high as 72V, a 1:2 ...

Circuit 

 

LTC7820 High Efficiency 24V to 12V, 15A Voltage Divider with Disconnect FET at Output

Jul 24th 2017
The LTC®7820 is a fixed ratio high voltage high power switched capacitor/charge pump controller. The device includes four N-channel MOSFET gate drivers to drive external power MOSFETs in voltage divider, doubler or inverter configurations. The device achieves a 2:1 stepdown ratio from an input voltage as high as 72V, a 1:2 ...

Circuit 

 

72V Fixed-Ratio DC/DC Controller Eliminates Power Inductor & Delivers 500W in Non-Isolated Intermediate Bus Converter Applications

Jun 20th 2017
MILPITAS, CA and NORWOOD, MA – June 20, 2017 – Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC7820, a high power fixed ratio charge pump DC/DC controller that eliminates the power inductor in a non-isolated intermediate bus converter, allowing up to a ...

Press Release 

 

DC2543A - LTC7820EUFD Demo Board | 2:1 Step-Down Charge Pump, 36V ≤ VIN ≤ 60V, VOUT = 0.5VIN @ Up to 20A

May 18th 2017
Demonstration circuit 2543A is a high efficiency, high density, open loop charge pump (inductorless) DC/DC converter. This demo board is a voltage divider which achieves a 2:1 step-down ratio from an input voltage from 36V to 60V. The output voltage is a fixed ratio of half of the input voltage (VIN/2) and can supply a 10A load ...

Demo Board 

 

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. ...

Circuit 

 

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. ...

Circuit 

 

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 ...

Demo Board 

 

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 ...

Press Release 

 

LT1054 Negative Doubler with Regulator

Apr 28th 1994
The LT®1054 is a monolithic, bipolar, switched-capacitor voltage converter and regulator. The LT1054 provides higher output current than previously available converters with significantly lower voltage losses. An adaptive switch driver scheme optimizes efficiency over a wide range of output currents. Total voltage loss at ...

Circuit LTspice