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TPS62303YZDT from TI,Texas Instruments

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TPS62303YZDT

Manufacturer: TI

1.8V, 500-mA, 3-MHz Step-Down Converter in QFN or Chip-Scale

Partnumber Manufacturer Quantity Availability
TPS62303YZDT TI 25 In Stock

Description and Introduction

1.8V, 500-mA, 3-MHz Step-Down Converter in QFN or Chip-Scale The TPS62303YZDT is a high-efficiency, low-quiescent current, synchronous step-down DC-DC converter manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 2.5 V to 6 V  
- **Output Voltage Range:** Adjustable from 0.6 V to VIN  
- **Output Current:** Up to 1.5 A  
- **Switching Frequency:** 2.25 MHz (typical)  
- **Efficiency:** Up to 95%  
- **Quiescent Current:** 17 µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin WSON (YZD)  

### **Descriptions:**  
The TPS62303YZDT is designed for battery-powered portable applications, providing high efficiency and low power consumption. It integrates synchronous rectification for improved efficiency and supports a wide input voltage range, making it suitable for single-cell Li-ion or multi-cell alkaline/NiMH applications.  

### **Features:**  
- **High Efficiency:** Up to 95% efficiency with synchronous rectification  
- **Low Quiescent Current:** 17 µA (typical) for improved battery life  
- **Adjustable Output Voltage:** Via external resistors (0.6 V to VIN)  
- **Fixed Frequency PWM Operation:** 2.25 MHz for reduced noise and smaller external components  
- **100% Duty Cycle Mode:** Supports low dropout operation  
- **Thermal Shutdown & Overcurrent Protection:** Ensures device safety  
- **Small Footprint:** 8-pin WSON package (2 mm × 2 mm)  

This information is sourced from Texas Instruments' official documentation.

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