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TPS40195RGYTG4 from TI/BB,Texas Instruments

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TPS40195RGYTG4

Manufacturer: TI/BB, TEXAS

4.5V to 20V Buck Controller with Synchronization and Power Good 16-VQFN -40 to 85

Partnumber Manufacturer Quantity Availability
TPS40195RGYTG4 TI/BB, TEXAS 306 In Stock

Description and Introduction

4.5V to 20V Buck Controller with Synchronization and Power Good 16-VQFN -40 to 85 The TPS40195RGYTG4 is a synchronous buck controller manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** 0.7V to 5.5V  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Maximum Output Current:** Supports high-current designs (external FETs required)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 24-VQFN (RGY)  

### **Descriptions:**  
The TPS40195RGYTG4 is a flexible, high-performance synchronous buck controller designed for power supply applications requiring high efficiency and precise voltage regulation. It supports a wide input voltage range and adjustable switching frequency, making it suitable for various industrial, telecom, and computing applications.  

### **Features:**  
- **Wide Input Voltage Range:** 4.5V to 28V  
- **Adjustable Output Voltage:** 0.7V to 5.5V  
- **Programmable Switching Frequency:** 300kHz to 1MHz  
- **Synchronous Rectification:** Improves efficiency  
- **Precision Reference Voltage:** ±1% accuracy  
- **Soft-Start & Tracking Capability:** Reduces inrush current  
- **Protection Features:** Overcurrent, undervoltage lockout (UVLO), and thermal shutdown  
- **External FET Support:** Enables high-current designs  

This information is based on the manufacturer's datasheet. For detailed specifications, refer to the official TI documentation.

Application Scenarios & Design Considerations

4.5V to 20V Buck Controller with Synchronization and Power Good 16-VQFN -40 to 85

Alternative Part Number

  • LM27402SQ/NOPB --: Synchronous buck controller with similar wide input voltage range and current-mode control, offered in a small package; a strong functional substitute from the same vendor family.
  • ISL8117AFRZ --: Wide-input synchronous buck controller with comparable gate drive and protection features, suitable as a cross-vendor replacement for the TPS40195.
  • LTC3851AEGN#PBF --: Synchronous step-down controller with similar control scheme and voltage range, providing a viable alternative from a different series and manufacturer.
  • LM27402SQ --: Synchronous buck controller with similar voltage-mode control and wide input range, suitable drop-in for many TPS40195 designs.
  • LTC3851AEGN --: Synchronous step-down controller with similar current-mode architecture and external MOSFET drive, offering a different series alternative.

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