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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
優勢替代
TPS62823 TPS62823.pdf

No.12365

FEATURES

? DCS-Control?拓撲 

? 26/25mΩ 內部電源開關 (TPS62823)

? 輸出電流高達 3A (TPS62823)

? 極低的靜態電流:4μA 

? 典型開關頻率為 2.2MHz

? 反饋電壓精度為 1%(完整溫度范圍)

? 使能 (EN) 和電源正常 (PG) 引腳

? 可調輸出電壓范圍為 0.6V 至 4V

? 100% 占空比模式

內部軟啟動電路 

? 無縫省電模式轉換

? 欠壓閉鎖 

? 有源輸出放電 

? 逐周期電流限制 

? 斷續短路保護

? 過熱保護

? 使用 TPS62822 并借助 WEBENCH?

  電源設計器創建定制設計方案 


PIN CONFIGUTION
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