10-mA, 3.3-V Micro-Power LDO Voltage Regulator in SC-70 The TPS79733DCKR 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 6.5V
- **Dropout Voltage:** 110mV (typical) at 150mA load
- **Output Current:** 150mA (maximum)
- **Line Regulation:** 0.03% (typical)
- **Load Regulation:** 0.1% (typical)
- **Quiescent Current:** 17µA (typical)
- **Operating Temperature Range:** -40°C to +125°C
- **Package:** SC-70 (DCK), 5-pin
### **Descriptions:**
- The TPS79733DCKR is a low-noise, high-PSRR (Power Supply Rejection Ratio) LDO regulator designed for battery-powered applications.
- It provides a stable 3.3V output with low dropout voltage, making it suitable for power-sensitive designs.
- The device includes features like thermal shutdown and current limit protection.
### **Features:**
- **Low Dropout Voltage:** Ensures efficient operation even with small input-output differentials.
- **High PSRR:** 75dB at 1kHz (typical), reducing noise in sensitive applications.
- **Low Noise:** 30µVRMS (typical) output noise for precision circuits.
- **Thermal Shutdown & Current Limit:** Protects the device from overheating and overcurrent conditions.
- **Small Package:** SC-70 (5-pin) for space-constrained designs.
- **Enable Pin:** Allows shutdown mode, reducing current consumption when not in use.
This information is sourced from the manufacturer's datasheet. For detailed electrical characteristics and application notes, refer to TI's official documentation.
