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TPS54339DDAR from TI,Texas Instruments

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TPS54339DDAR

Manufacturer: TI

4.5V to 23V Input, 3A Synchronous Step-Down Converter with D-CAP2 Mode 8-SO PowerPAD -40 to 85

Partnumber Manufacturer Quantity Availability
TPS54339DDAR TI 5000 In Stock

Description and Introduction

4.5V to 23V Input, 3A Synchronous Step-Down Converter with D-CAP2 Mode 8-SO PowerPAD -40 to 85 The TPS54339DDAR is a synchronous buck converter manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.76V to 22V (adjustable via external resistors)  
- **Output Current:** Up to 3A continuous  
- **Switching Frequency:** 570 kHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin SO PowerPAD (DDAR)  

### **Descriptions:**  
- The TPS54339DDAR is a step-down (buck) DC-DC converter with integrated high-side and low-side MOSFETs.  
- It is designed for high-efficiency power conversion in applications such as industrial, automotive, and consumer electronics.  
- The device includes features like adjustable soft-start, cycle-by-cycle current limit, and thermal shutdown protection.  

### **Features:**  
- **Integrated MOSFETs:** Reduces external component count.  
- **Adjustable Output Voltage:** Set via external feedback resistors.  
- **Wide Input Voltage Range:** Supports operation from 4.5V to 28V.  
- **Fixed Switching Frequency:** 570 kHz for predictable EMI performance.  
- **Protection Features:**  
  - Overcurrent protection (cycle-by-cycle)  
  - Thermal shutdown  
  - Undervoltage lockout (UVLO)  
- **PowerPAD Package:** Enhances thermal performance.  

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

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