新电流模式 PWM 控制器支持升压、反向、SEPIC 和 LED 驱动器应用

新电流模式 PWM 控制器支持升压、反向、SEPIC 和 LED 驱动器应用

Texas Instruments Incorporated Power Management




New current-mode PWM controllers
support boost, flyback, SEPIC and
LED-driver applications
By Jürgen Schneider, Systems Engineer Power Solutions

Introduction Features
With their wide input voltage range, the TPS40210 and Input voltage: 4.5 to 52 V
TPS40211 PWM controllers are targeted for isolated and Current-mode architecture
non-isolated power converters used in industrial, automo-
Switching frequency: 35-kHz to 1-MHz
tive, and battery-powered applications.