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TPS5430QDDARQ1 from TI,Texas Instruments

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TPS5430QDDARQ1

Manufacturer: TI

Automotive 5.5V to 36V, 3-A Step-Down Converter 8-SO PowerPAD -40 to 125

Partnumber Manufacturer Quantity Availability
TPS5430QDDARQ1 TI 2500 In Stock

Description and Introduction

Automotive 5.5V to 36V, 3-A Step-Down Converter 8-SO PowerPAD -40 to 125 The TPS5430QDDARQ1 is a 3-A, 28-V input step-down (buck) converter from Texas Instruments (TI). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 5.5 V to 28 V  
- **Output Voltage Range:** Adjustable down to 1.221 V (fixed 3.3 V and 5 V options available)  
- **Output Current:** Up to 3 A  
- **Switching Frequency:** 500 kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin SO PowerPAD (DDA)  

### **Descriptions:**
- The TPS5430QDDARQ1 is an automotive-grade, synchronous buck converter with integrated high-side and low-side MOSFETs.  
- It is designed for high-efficiency power conversion in automotive and industrial applications.  
- Features include internal compensation, fixed-frequency PWM control, and thermal shutdown protection.  

### **Features:**
- **Integrated MOSFETs:** Reduces external component count.  
- **Wide Input Voltage Range:** Supports operation from 5.5 V to 28 V.  
- **Adjustable Output Voltage:** Uses an external resistor divider.  
- **High Efficiency:** Up to 95% with synchronous rectification.  
- **Protection Features:** Overcurrent, overtemperature, and undervoltage lockout (UVLO).  
- **Automotive Qualified:** AEC-Q100 Grade 1 certified.  

This device is optimized for applications such as automotive infotainment, ADAS, and industrial power supplies.

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