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TPS51427ARHBRG4 from TI,Texas Instruments

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TPS51427ARHBRG4

Manufacturer: TI

DUAL D-CAP? SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER RAILS

Partnumber Manufacturer Quantity Availability
TPS51427ARHBRG4 TI 441 In Stock

Description and Introduction

DUAL D-CAP? SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER RAILS The TPS51427ARHBRG4 is a switching regulator from Texas Instruments (TI). Here are the factual details from Ic-phoenix technical data files:

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

### **Specifications:**  
- **Output Type:** Adjustable  
- **Topology:** Buck (Step-Down)  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.76V 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:** VQFN-32 (5mm x 5mm)  

### **Descriptions:**  
The TPS51427ARHBRG4 is a synchronous step-down converter with integrated MOSFETs. It is designed for high-efficiency power conversion in applications such as servers, storage systems, and networking equipment.  

### **Features:**  
- Integrated 30mΩ (High-Side) and 19mΩ (Low-Side) MOSFETs  
- Adjustable switching frequency (300kHz to 1.2MHz)  
- Precision reference voltage (0.76V ±1%)  
- Adjustable soft-start time  
- Overcurrent, overvoltage, and thermal protection  
- Power-good output signal  
- Supports pre-biased output startup  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

DUAL D-CAP? SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER RAILS

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