TPS40428RHAT

TEXAS INSTRUMENTS  TPS40428RHAT  直流/直流控制器, PM总线接口, 4.5V至20V, 2路输出, 同步降压, 1.5MHz, VQFN-40

* Smart Power Mode in Factory Default Compatible with Smart Power StageCSD95378B and Pin-for-Pin Equivalent to TPS40425 – Non-Smart Power Mode inFactory Default * Single Supply Operation: 4.5 V to 20 V * VOUT from 0.6 V * Dual or Multi-Phase Synchronous Buck Controller * Individual High-Speed AVS Interface * Fast Transient Response * Stackable up to Four Phases * 2-, 3-, or 4-Phase Interleaved Phase Shifts * Accurate Current Sharing * PMBus Interface Capability * Margining Up/Down with 2-mV Step * Programmable Fault Limit and Response * ±0.8% VOUT * Accuracy Current Monitoring * ±3°C External Temperature Monitoring In Smart Power Mode * Programmable UVLO ON/OFF Thresholds * Programmable Soft-Start Time, Turn-On Delay, and Turn-OffDelay * On-Chip Non-Volatile Memory NVM to Store Custom Configurations * 0.6-V Reference Voltage with 0.5% Accuracy from –40°C to 125°C * Programmable ƒSW from 200 kHz to 1.5 MHz * Supports Pre-biased Output * Differential Remote Sensing * Synchronization to an Extermal Clock * OC/OV/UV/OT Fault Protection * 40-Pin, 6 mm × 6 mm, QFN Package