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TPS51427 from TI,Texas Instruments

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TPS51427

Manufacturer: TI

Dual D-CAP橫ode Synchronous Step Down Controller for Notebook Power Rails

Partnumber Manufacturer Quantity Availability
TPS51427 TI 410 In Stock

Description and Introduction

Dual D-CAP橫ode Synchronous Step Down Controller for Notebook Power Rails The TPS51427 is a synchronous buck converter from Texas Instruments (TI). Here are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
Texas Instruments (TI)  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Voltage Range:** 0.6V to 5.5V  
- **Output Current:** Up to 4A  
- **Switching Frequency:** 300kHz to 1.2MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin VQFN (3.5mm x 4.5mm)  

### **Descriptions:**  
The TPS51427 is a high-efficiency, synchronous step-down DC-DC converter designed for point-of-load applications. It integrates low-side and high-side MOSFETs, reducing external component count.  

### **Features:**  
- **Integrated MOSFETs** (30mΩ high-side, 19mΩ low-side)  
- **Adjustable Soft-Start**  
- **Power Good Indicator**  
- **Overcurrent and Overtemperature Protection**  
- **Pre-Biased Output Support**  
- **Adjustable Frequency with External Sync Option**  

This information is based on TI's official datasheet and product documentation.

Application Scenarios & Design Considerations

Dual D-CAP橫ode Synchronous Step Down Controller for Notebook Power Rails

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