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TPS5450DDAR from TI,Texas Instruments

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TPS5450DDAR

Manufacturer: TI

5.5V to 36V Input, 5A, 500kHz Step Down Converter 8-SO PowerPAD -40 to 125

Partnumber Manufacturer Quantity Availability
TPS5450DDAR TI 15074 In Stock

Description and Introduction

5.5V to 36V Input, 5A, 500kHz Step Down Converter 8-SO PowerPAD -40 to 125 The TPS5450DDAR is a step-down (buck) DC-DC converter manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Input Voltage Range:** 5.5V to 36V  
- **Output Voltage Range:** Adjustable down to 1.221V (fixed 3.3V and 5V options available)  
- **Output Current:** Up to 5A continuous  
- **Switching Frequency:** 500 kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin SO PowerPAD (DDAR)  

### **Descriptions:**  
The TPS5450DDAR is a high-efficiency, synchronous buck converter with integrated high-side and low-side MOSFETs. It is designed for applications requiring high power density and efficiency, such as industrial, automotive, and telecom systems. The device features a wide input voltage range and adjustable output voltage, making it suitable for various power supply designs.  

### **Features:**  
- **Integrated MOSFETs:** Reduces external component count.  
- **Adjustable Output Voltage:** Via external resistor divider.  
- **Fixed-Frequency PWM Control:** Ensures stable operation.  
- **Overcurrent Protection (OCP):** Prevents damage during overloads.  
- **Thermal Shutdown:** Protects against excessive temperature.  
- **Undervoltage Lockout (UVLO):** Ensures proper startup.  
- **Soft-Start:** Reduces inrush current.  
- **PowerPAD Package:** Enhances thermal performance.  

This information is strictly factual and derived from the manufacturer's datasheet.

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