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Solutions Search - High Voltage 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 

 

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 to ...

Circuit 

 

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 to ...

Circuit 

 

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 to ...

Circuit 

 

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 

 

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 ...

Circuit 

 

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 ...

Circuit 

 

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 ...

Circuit 

 

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. At ...

Circuit 

 

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. At ...

Circuit 

 

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 ...

Circuit LTspice