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TPS40003DGQRG4 from TI德州,Texas Instruments

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TPS40003DGQRG4

Manufacturer: TI德州

Low Input Voltage Mode Synchronous Buck Controller 10-MSOP-PowerPAD -40 to 85

Partnumber Manufacturer Quantity Availability
TPS40003DGQRG4 TI德州 632 In Stock

Description and Introduction

Low Input Voltage Mode Synchronous Buck Controller 10-MSOP-PowerPAD -40 to 85 The TPS40003DGQRG4 is a synchronous buck controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.7V to 5.5V (adjustable)  
- **Switching Frequency:** 100kHz to 600kHz (adjustable)  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 10-VSSOP (DGQ)  

### **Descriptions:**  
- The TPS40003DGQRG4 is a high-performance synchronous buck controller designed for step-down DC-DC conversion.  
- It supports N-channel MOSFETs and provides adjustable output voltage.  
- Features include programmable soft-start, overcurrent protection, and undervoltage lockout (UVLO).  

### **Features:**  
- **Wide Input Voltage Range:** 4.5V to 28V  
- **Adjustable Output Voltage:** 0.7V to 5.5V  
- **Adjustable Switching Frequency:** 100kHz to 600kHz  
- **Synchronous Rectification:** Improves efficiency  
- **Programmable Soft-Start:** Reduces inrush current  
- **Overcurrent Protection:** Prevents damage during faults  
- **Undervoltage Lockout (UVLO):** Ensures proper operation  
- **Thermal Shutdown:** Protects against overheating  

This controller is commonly used in power supplies for telecom, industrial, and computing applications.

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