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TPS65191RHBR from TI,Texas Instruments

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TPS65191RHBR

Manufacturer: TI

7-Channel Level Shifter for LCD Displays (Triple Channel Scan Driver) 32-VQFN -40 to 85

Partnumber Manufacturer Quantity Availability
TPS65191RHBR TI 1720 In Stock

Description and Introduction

7-Channel Level Shifter for LCD Displays (Triple Channel Scan Driver) 32-VQFN -40 to 85 The TPS65191RHBR is a power management IC (PMIC) manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage:** Adjustable positive and negative outputs  
- **Positive Output Voltage Range:** Up to +15V  
- **Negative Output Voltage Range:** Down to -15V  
- **Switching Frequency:** 1.2MHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 32-VQFN (5mm x 5mm)  

### **Descriptions:**  
The TPS65191RHBR is a highly integrated PMIC designed for applications requiring both positive and negative voltage rails. It includes two step-up (boost) converters and an inverting buck-boost converter to generate stable positive and negative voltages from a single input.  

### **Features:**  
- **Dual Outputs:** Provides both positive and negative voltage rails.  
- **Integrated Power Switches:** Reduces external component count.  
- **Low Quiescent Current:** 30µA (typical) in shutdown mode.  
- **Soft-Start:** Prevents inrush current at startup.  
- **Overcurrent & Overtemperature Protection:** Ensures safe operation.  
- **Synchronization Capability:** Can sync with an external clock.  

This device is commonly used in LCD bias supplies, OLED displays, and other applications requiring dual-rail power.

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