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TPS65121RGTR from TI,Texas Instruments

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TPS65121RGTR

Manufacturer: TI

Single-Inductor, Quad-Output Supply for Small Form Factor TFT Display in QFN-16, 1.8-V LDO, Auto-Seq

Partnumber Manufacturer Quantity Availability
TPS65121RGTR TI 1558 In Stock

Description and Introduction

Single-Inductor, Quad-Output Supply for Small Form Factor TFT Display in QFN-16, 1.8-V LDO, Auto-Seq The TPS65121RGTR is a power management IC (PMIC) manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage 1 (Positive Charge Pump):** Adjustable up to 5.5V  
- **Output Voltage 2 (Negative Charge Pump):** Adjustable down to -5.5V  
- **Output Current:** Up to 100mA (positive and negative outputs)  
- **Switching Frequency:** 1.2MHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-VQFN (3mm x 3mm)  

### **Descriptions:**  
The TPS65121RGTR is a dual-output charge pump designed to generate positive and negative supply voltages from a single input. It is commonly used in applications requiring bipolar power rails, such as LCD bias, OLED displays, and precision analog circuits.  

### **Features:**  
- Integrated dual charge pump (positive and negative outputs)  
- Adjustable output voltages  
- Low output ripple  
- Soft-start for inrush current control  
- Overcurrent and thermal protection  
- Power-good indicator  
- Small footprint with minimal external components  

This IC is suitable for battery-powered and space-constrained applications.

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