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TPS79933DDCT from TI,Texas Instruments

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TPS79933DDCT

Manufacturer: TI

200mA Low Quiescent Current, Ultra-Low Noise, High PSRR LDO

Partnumber Manufacturer Quantity Availability
TPS79933DDCT TI 3179 In Stock

Description and Introduction

200mA Low Quiescent Current, Ultra-Low Noise, High PSRR LDO The TPS79933DDCT is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments (TI). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Dropout Voltage:** 110mV (typical) at 300mA load  
- **Output Current:** 300mA (maximum)  
- **Accuracy:** ±2% over line, load, and temperature  
- **Quiescent Current:** 17µA (typical)  
- **Shutdown Current:** 0.1µA (typical)  
- **PSRR (Power Supply Rejection Ratio):** 75dB at 1kHz  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5 (DDC)  

### **Descriptions:**
- The TPS79933DDCT is a high-performance, low-noise LDO regulator designed for battery-powered and noise-sensitive applications.  
- It provides a stable 3.3V output with low dropout voltage, making it suitable for portable and power-sensitive systems.  
- Features fast transient response and excellent line/load regulation.  

### **Features:**
- **Low Noise:** 30µVRMS (typical) output noise  
- **Low Dropout:** 110mV (typical) at 300mA  
- **High PSRR:** 75dB at 1kHz  
- **Thermal and Overcurrent Protection**  
- **Stable with Ceramic Capacitors** (1µF or greater)  
- **Enable Pin (EN) for Power-Saving Mode**  
- **Small Form Factor:** SOT-23-5 package  

This regulator is commonly used in portable electronics, medical devices, and industrial applications requiring stable, low-noise power.

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