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TPS40053Q1 from TI,Texas Instruments

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TPS40053Q1

Manufacturer: TI

WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER

Partnumber Manufacturer Quantity Availability
TPS40053Q1 TI 500 In Stock

Description and Introduction

WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER The TPS40053Q1 is a synchronous buck controller manufactured by Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.7V to 5.5V (adjustable)  
- **Switching Frequency:** 300kHz (fixed)  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-pin WQFN (4mm x 4mm)  
- **Qualification:** AEC-Q100 Grade 1  

### **Descriptions:**  
- The TPS40053Q1 is a synchronous buck controller designed for automotive applications.  
- It supports N-channel MOSFETs and provides high efficiency for step-down DC-DC conversion.  
- The device includes integrated gate drivers and supports pre-biased outputs.  

### **Features:**  
- **Adjustable Output Voltage** via external resistor divider  
- **Synchronous Rectification** for improved efficiency  
- **Internal Soft-Start** to limit inrush current  
- **Undervoltage Lockout (UVLO)** for input voltage protection  
- **Power Good Indicator** for output voltage monitoring  
- **External Frequency Synchronization** capability  
- **Thermal Shutdown** protection  

For more details, refer to the official TI datasheet.

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