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TPS40009DGQRG4 from TI,Texas Instruments

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TPS40009DGQRG4

Manufacturer: TI

Low Input (2.25V-5.5V) 600 kHz Frequency, Synchronous Buck Controller, Source/ Sink, Prebias Operati 10-MSOP-PowerPAD -40 to 85

Partnumber Manufacturer Quantity Availability
TPS40009DGQRG4 TI 29 In Stock

Description and Introduction

Low Input (2.25V-5.5V) 600 kHz Frequency, Synchronous Buck Controller, Source/ Sink, Prebias Operati 10-MSOP-PowerPAD -40 to 85 The TPS40009DGQRG4 is a synchronous buck controller manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Manufacturer:** Texas Instruments (TI)  
### **Part Number:** TPS40009DGQRG4  

### **Description:**  
The TPS40009DGQRG4 is a high-performance, synchronous buck controller designed for step-down DC-DC converter applications. It operates from an input voltage range of 4.5V to 28V and provides a regulated output voltage as low as 0.7V.  

### **Key Features:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable down to 0.7V  
- **Switching Frequency:** Adjustable from 50kHz to 600kHz  
- **Efficiency Optimization:** Supports diode emulation for improved light-load efficiency  
- **Control Method:** Voltage-mode PWM control  
- **Synchronous Rectification:** Integrated gate drivers for N-channel MOSFETs  
- **Protection Features:**  
  - Undervoltage Lockout (UVLO)  
  - Overcurrent Protection (OCP)  
  - Soft-start capability  
- **Package:** 10-pin VSSOP (DGQ)  

### **Applications:**  
- Point-of-load (POL) regulators  
- Telecom and networking equipment  
- Industrial power supplies  
- Distributed power systems  

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

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