SPVA023
July 2025
LM25184
,
LM2611
,
LM27761
,
LM5158
,
LMR33640
,
TLV171
,
TPS63700
1
Abstract
Trademarks
1
Introduction
2
Methods to Design a Negative Power Supply from Positive Voltage
2.1
Generate Negative Power Supply by Using a Charger Pump
2.2
Generate Negative Power Supply Using An Inverter Regulator
2.3
Generate Negative Power Supply Using A Buck Regulator
2.4
Generate Negative Power Supply Using A Cuk Regulator
2.5
Generate Negative Power Supply With A Fly-Back Converter
3
Summary
4
References
4
References
Texas Instruments,
Working with Inverting Buck-Boost Converters
, application note.
Texas Instruments,
Inverting Buck-Boost Application for the LM63615-Q1
, application note.
Texas Instruments,
LM27761 Low-Noise, Regulated, Switched-Capacitor Voltage Inverter
, data sheet.
Texas Instruments,
TPS63700 DC-DC Inverter
, data sheet.
Texas Instruments,
LM2611 1.4-MHz Cuk Converter
, data sheet.
Texas Instruments,
LMR33640 Simple Switcher 3.8-V to 36-V, 4-A Synchronous Step-Down Converter
, data sheet.
Texas Instruments,
LM25184 42-VIN PSR Flyback DC/DC Converter with 65-V, 4.1-A Power MOSFET
, data sheet.
Texas Instruments,
LM5158x 2.2-MHz Wide VIN 85V Output Boost/SEPIC/Flyback Converter with Dual Random Spread Spectrum
, data sheet.
Texas Instruments,
TLVx171 36V Single-Supply Low-Power Operational Amplifiers for Cost-Sensitive Systems
, data sheet.