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TPS2051BDR from TI,Texas Instruments

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TPS2051BDR

Manufacturer: TI

Single, Current-Limited, Power-Distribution Switch

Partnumber Manufacturer Quantity Availability
TPS2051BDR TI 18998 In Stock

Description and Introduction

Single, Current-Limited, Power-Distribution Switch The TPS2051BDR is a power distribution switch manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Continuous Current Limit:** 0.5A (typical)  
- **On-Resistance (RDS(ON)):** 95mΩ (typical) at 5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8 (D)  
- **Fault Protection:** Overcurrent, thermal shutdown  
- **Enable Control:** Active-high logic  
- **Quiescent Current:** 1µA (typical) in shutdown mode  

### **Descriptions:**  
The TPS2051BDR is a single-channel power-distribution switch designed for applications requiring precision current limiting, such as USB ports and other hot-swap systems. It provides controlled power delivery with protection features to prevent damage from overcurrent or excessive heat.  

### **Features:**  
- Adjustable current limiting (0.5A typical)  
- Fast overcurrent response (<2µs)  
- Low standby current (1µA typical)  
- Reverse current blocking  
- Thermal shutdown protection  
- Under-voltage lockout (UVLO)  

This device is commonly used in portable electronics, USB hubs, and power management applications.

Application Scenarios & Design Considerations

Single, Current-Limited, Power-Distribution Switch

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