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
电源电压DC 4.50V min
输出接口数 2
输出电压 0.6V ~ 5V
输出电流 40 mA
针脚数 40
静态电流 18.0 mA
调节输出数 2
上升时间 300 ns
开关频率 1.5 MHz
拓扑结构 Buck
输入电压Max 20 V
输入电压Min 4.5 V
下降时间 300 ns
工作温度Max 125 ℃
工作温度Min -40 ℃
电源电压Max 20 V
电源电压Min 4.5 V
输入电压 4.5V ~ 20V
安装方式 Surface Mount
引脚数 40
封装 VQFN-40
封装 VQFN-40
工作温度 -40℃ ~ 125℃
产品生命周期 Active
包装方式 Tape & Reel TR
RoHS标准 RoHS Compliant
含铅标准 Lead Free
REACH SVHC标准 No SVHC
REACH SVHC版本 2015/06/15
型号/品牌 | 代替类型 | 替代型号对比 |
---|---|---|
TPS40428RHAT TI 德州仪器 | 当前型号 | 当前型号 |
TPS40428RHAR 德州仪器 | 类似代替 | TPS40428RHAT和TPS40428RHAR的区别 |