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TPS40197RGYT from TI/BB,Texas Instruments

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TPS40197RGYT

Manufacturer: TI/BB

4.5V To 14V Input Synchronous Buck Controller With 4-Bit Vid Interface And Power Good 16-VQFN -40 to 85

Partnumber Manufacturer Quantity Availability
TPS40197RGYT TI/BB 2 In Stock

Description and Introduction

4.5V To 14V Input Synchronous Buck Controller With 4-Bit Vid Interface And Power Good 16-VQFN -40 to 85 The TPS40197RGYT is a synchronous buck controller manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.6V to 5.5V  
- **Switching Frequency:** Adjustable from 200kHz to 1MHz  
- **Output Current:** Up to 20A (with external FETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 24-VQFN (4mm x 4mm)  

### **Descriptions:**  
- The TPS40197RGYT is a **non-isolated, synchronous buck controller** designed for high-current applications.  
- It supports **voltage-mode control** with input feedforward for improved line regulation.  
- Features **adaptive dead-time control** to optimize efficiency across load conditions.  
- Includes **programmable soft-start** and **power-good monitoring**.  

### **Features:**  
- **Wide Input Voltage Range** (4.5V to 28V)  
- **Adjustable Switching Frequency** (200kHz to 1MHz)  
- **Voltage-Mode Control with Input Feedforward**  
- **Adaptive Dead-Time Control** for efficiency optimization  
- **Programmable Soft-Start**  
- **Power-Good Output** for system monitoring  
- **Overcurrent Protection (OCP) and Thermal Shutdown**  
- **Synchronization Capability** to an external clock  

This device is commonly used in **point-of-load (POL) converters, telecom, networking, and industrial applications**.  

(Note: All details are based on the manufacturer's datasheet.)

Application Scenarios & Design Considerations

4.5V To 14V Input Synchronous Buck Controller With 4-Bit Vid Interface And Power Good 16-VQFN -40 to 85

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