TPS40074 Overview
The TPS40074 is a mid voltage, wide input (4.5-V to 28-V), synchronous, step-down controller, offering design flexibility for a variety of user programmable functions, including; soft start, UVLO, operating frequency, voltage feed-forward and high-side FET sensed short circuit protection. The TPS40074 incorporates MOSFET gate drivers for external N-channel high side and synchronous rectifier (SR) MOSFETs.
TPS40074 Key Features
- Operation Over 4.5-V to 28-V Input Range
- Fixed-Frequency Voltage-Mode Controller
- Integrated Unity Gain Amplifier for Remote
- Predictive Gate Drive™ Generation II for Improved Efficiency
- <1% Internal 700-mV Reference
- Input Voltage Feed Forward Control
- Prebiased Output patible
- Internal Gate Drive Outputs for High-Side and
- Switching Frequency Programmable to 1 MHz
- 20-Pin QFN Package