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TPS51120RHBR from TI&BB,Texas Instruments

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TPS51120RHBR

Manufacturer: TI&BB

Dual Current Mode, Synch Step-Down Controller With 100-mA Standby Reg For Notebook System Power 32-VQFN -40 to 85

Partnumber Manufacturer Quantity Availability
TPS51120RHBR TI&BB 5411 In Stock

Description and Introduction

Dual Current Mode, Synch Step-Down Controller With 100-mA Standby Reg For Notebook System Power 32-VQFN -40 to 85 The TPS51120RHBR is a power management IC manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** TPS51120RHBR  
- **Package:** VQFN-32 (RHBR)  
- **Input Voltage Range:** 4.5V to 28V  
- **Output Voltage Range:** Adjustable (supports 0.8V to 5.5V)  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Number of Outputs:** Dual (2-channel)  
- **Output Current:** Up to 6A per channel (synchronous buck converters)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Features:**  
  - Integrated MOSFET drivers  
  - Adjustable soft-start  
  - Power-good indicator  
  - Overcurrent & overvoltage protection  
  - Thermal shutdown  

### **Descriptions and Features:**  
The TPS51120RHBR is a dual-output synchronous buck controller designed for high-efficiency power conversion in applications such as notebooks, desktops, and embedded systems. It supports a wide input voltage range and provides two regulated outputs with high accuracy.  

Key features include:  
- **Dual Synchronous Buck Controllers:** Two independent PWM controllers for flexible power delivery.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **Integrated Drivers:** Reduces external component count.  
- **Protection Features:** Overcurrent, overvoltage, and thermal shutdown for system safety.  
- **Power-Good Indicator:** Monitors output status for system reliability.  

This IC is commonly used in power supply designs requiring high efficiency and compact footprint.  

(Note: For detailed electrical characteristics, refer to the official TI datasheet.)

Application Scenarios & Design Considerations

Dual Current Mode, Synch Step-Down Controller With 100-mA Standby Reg For Notebook System Power 32-VQFN -40 to 85

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