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TPS40040DRBT from TI,Texas Instruments

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TPS40040DRBT

Manufacturer: TI

Low Pin Count, Low Vin Synchronous Buck DC/DC Controller 8-SON -40 to 85

Partnumber Manufacturer Quantity Availability
TPS40040DRBT TI 465 In Stock

Description and Introduction

Low Pin Count, Low Vin Synchronous Buck DC/DC Controller 8-SON -40 to 85 The TPS40040DRBT is a synchronous buck controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable down to 0.7V  
- **Switching Frequency:** 300kHz (fixed)  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** VSON-8 (DRB)  

### **Descriptions:**  
The TPS40040DRBT is a high-efficiency synchronous buck controller designed for step-down DC-DC conversion. It supports a wide input voltage range and is suitable for various power supply applications.  

### **Features:**  
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **Adjustable Output Voltage:** Set via external resistor divider.  
- **Soft-Start:** Minimizes inrush current during startup.  
- **Overcurrent Protection:** Prevents damage due to excessive current.  
- **Thermal Shutdown:** Protects the device from overheating.  

This information is based on TI's official datasheet for the TPS40040DRBT.

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