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TPS65251

PMU with 3 DC/DC Converters, up to 18Vin

Partnumber Manufacturer Quantity Availability
TPS65251 7 In Stock

Description and Introduction

PMU with 3 DC/DC Converters, up to 18Vin The TPS65251 is a power management IC (PMIC) manufactured by Texas Instruments.  

### **Key Specifications:**  
- **Input Voltage Range:** 4.5V to 18V  
- **Output Voltage Range:** Adjustable (0.8V to 6V)  
- **Number of Buck Converters:** 3 (synchronous step-down converters)  
- **Switching Frequency:** 300kHz to 2.2MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 40-pin HTSSOP (PowerPAD™)  

### **Descriptions and Features:**  
- **Integrated Power Solution:** Combines three high-efficiency buck converters in a single chip.  
- **Wide Input Range:** Supports 4.5V to 18V input, making it suitable for various power sources.  
- **Adjustable Outputs:** Each buck converter can be independently adjusted from 0.8V to 6V.  
- **Synchronous Rectification:** Improves efficiency and reduces external component count.  
- **Programmable Frequency:** Allows optimization for efficiency or component size.  
- **Power Sequencing:** Supports flexible power-up/down sequencing.  
- **Protection Features:** Includes overcurrent, overvoltage, and thermal shutdown protection.  
- **Low Quiescent Current:** Enhances efficiency in light-load conditions.  

This IC is commonly used in industrial, automotive, and computing applications requiring multiple regulated power rails.

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