3.8 V to 36 V, 3 A Synchronous Step down Voltage Converter, SCT2434 Replace TPS62823
FEATURES

Wide Input Range: 3.6V-40V

Up to 3.5A Continuous Output Current

1V ±1% Feedback Reference Voltage

Integrated 60m? High-Side and 

  36mΩ Low-Side Power MOSFETs

Pulse Skipping Mode(PSM) with 

  25uA Quiescent Current in Sleep Mode

60ns Minimum On-time

4ms Internal Soft-start Time

400kHz Switching Frequency

Frequency Spread Spectrum (FSS) 

  Modulation for EMI Reduction

Precision Enable Threshold for 

  adjustable Input Voltage Under-Voltage Lock Out Protection

  (UVLO) Threshold and Hysteresis

Parallel input path to minimize switch node ringing

Low Dropout Mode Operation

Over-voltage and Over-Temperature Protection

Available in 2mm*3mm QFN-12L Package

PIN CONFIGUTION
优势替代
TPS62823 TPS62823.pdf

No.12365

FEATURES

? DCS-Control?拓扑 

? 26/25mΩ 内部电源开关 (TPS62823)

? 输出电流高达 3A (TPS62823)

? 极低的静态电流:4?A 

? 典型开关频率为 2.2MHz

? 反馈电压精度为 1%(完整温度范围)

? 使能 (EN) 和电源正常 (PG) 引脚

? 可调输出电压范围为 0.6V 至 4V

? 100% 占空比模式

内部软启动电路 

? 无缝省电模式转换

? 欠压闭锁 

? 有源输出放电 

? 逐周期电流限制 

? 断续短路保护

? 过热保护

? 使用 TPS62822 并借助 WEBENCH?

  电源设计器创建定制设计方案 


PIN CONFIGUTION
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