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TPS51217DSCT from TI,Texas Instruments

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TPS51217DSCT

Manufacturer: TI

3V to 28V Input. 20A Synchronous Step Down Controller with DCAP? Mode, 340kHz for Notebook Power 10-WSON -40 to 85

Partnumber Manufacturer Quantity Availability
TPS51217DSCT TI 525 In Stock

Description and Introduction

3V to 28V Input. 20A Synchronous Step Down Controller with DCAP? Mode, 340kHz for Notebook Power 10-WSON -40 to 85 The TPS51217DSCT is a synchronous buck controller manufactured by Texas Instruments (TI). Here are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable from 0.76V to 5.5V  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Output Current:** Supports up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-pin WSON (DSCT)  

### **Descriptions:**  
The TPS51217DSCT is a high-efficiency synchronous buck controller designed for point-of-load (POL) applications. It provides precise voltage regulation and supports high-current output with external power MOSFETs. It is commonly used in servers, networking equipment, and industrial systems.  

### **Features:**  
- **Adjustable Output Voltage:** Via external resistor divider  
- **Programmable Frequency:** Allows optimization for efficiency or size  
- **Pre-Bias Startup:** Prevents negative voltage on output  
- **Power Good Indicator:** Monitors output status  
- **Soft-Start & Soft-Stop:** Reduces inrush current  
- **Overcurrent & Overtemperature Protection:** Enhances system reliability  
- **Differential Remote Sensing:** Improves voltage accuracy  

This information is based solely on TI's datasheet for the TPS51217DSCT.

Application Scenarios & Design Considerations

3V to 28V Input. 20A Synchronous Step Down Controller with DCAP? Mode, 340kHz for Notebook Power 10-WSON -40 to 85

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