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TPS64203DBVT from TI,Texas Instruments

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TPS64203DBVT

Manufacturer: TI

Adjustable, up to 3A, 95% Efficient Step-Down Controller, 20uA, SOT-23

Partnumber Manufacturer Quantity Availability
TPS64203DBVT TI 250 In Stock

Description and Introduction

Adjustable, up to 3A, 95% Efficient Step-Down Controller, 20uA, SOT-23 The TPS64203DBVT is a step-down converter manufactured by Texas Instruments (TI). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 2.7V to 6.5V  
- **Output Voltage Range:** Adjustable from 0.8V to 5V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 1.5MHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5 (DBV)  

### **Descriptions:**
The TPS64203DBVT is a synchronous step-down DC-DC converter designed for high efficiency and compact power solutions. It integrates low-RDS(on) MOSFETs to minimize power loss and supports a wide input voltage range, making it suitable for battery-powered applications.  

### **Features:**
- **High Efficiency:** Up to 95% with integrated synchronous rectification  
- **Low Quiescent Current:** 25µA (typical) in light-load operation  
- **Adjustable Output Voltage:** Via external resistors  
- **Fixed-Frequency PWM Operation:** Ensures stable performance  
- **Overcurrent and Thermal Protection:** Enhances reliability  
- **Small Form Factor:** SOT-23-5 package for space-constrained designs  

This information is sourced from TI's official documentation.

Application Scenarios & Design Considerations

Adjustable, up to 3A, 95% Efficient Step-Down Controller, 20uA, SOT-23

Alternative Part Number

  • LTC3406ES5#TRMPBF --: High-efficiency synchronous step-down converter in a small SOT-23 package, functionally similar to the TPS64203 and widely used as a drop-in style alternative.
  • AP3211KTR-G1 --: 1A synchronous buck converter with comparable input voltage range and switching frequency, available in a compact package and cost-effective.
  • MP2359DJ-LF-Z --: 1.2A step-down converter with similar electrical characteristics and small footprint, suitable as a replacement in many low-power buck applications.

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