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TPS40055PWPRG4 from TI,Texas Instruments

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TPS40055PWPRG4

Manufacturer: TI

Wide Input (8V-40V) up to 1MHz Frequency Synchronous Buck Controller, source/sink 16-HTSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
TPS40055PWPRG4 TI 1965 In Stock

Description and Introduction

Wide Input (8V-40V) up to 1MHz Frequency Synchronous Buck Controller, source/sink 16-HTSSOP -40 to 85 The TPS40055PWPRG4 is a synchronous buck controller manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.7V to 5.5V (adjustable)  
- **Switching Frequency:** Adjustable from 50kHz to 600kHz  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** HTSSOP-20 (PowerPAD™)  
- **Control Method:** Voltage Mode  

### **Descriptions:**  
The TPS40055PWPRG4 is a high-performance synchronous buck controller designed for step-down DC-DC conversion applications. It supports a wide input voltage range and provides efficient power conversion with adjustable switching frequency. The device includes features like soft-start, undervoltage lockout (UVLO), and thermal shutdown for reliable operation.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 28V)**  
- **Adjustable Output Voltage (0.7V to 5.5V)**  
- **Programmable Switching Frequency (50kHz to 600kHz)**  
- **Integrated MOSFET Drivers**  
- **Soft-Start Functionality**  
- **Undervoltage Lockout (UVLO)**  
- **Thermal Shutdown Protection**  
- **PowerPAD™ Package for Enhanced Thermal Performance**  
- **Synchronous Rectification for Improved Efficiency**  

This device is commonly used in telecom, industrial, and computing applications requiring efficient power conversion.

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