Manufacturer Part Number
TPS77533D
Manufacturer
Texas Instruments
Introduction
The TPS77533D is a low-dropout (LDO) linear voltage regulator designed for power-sensitive applications, providing a fixed 3.3V output from inputs up to 10V.
Product Features and Performance
Fixed 3.3V output voltage
Supports up to 500mA output current
Low dropout voltage: 0.29V @ 500mA
Low quiescent current: 125 µA
High PSRR: 60dB at 100Hz
Includes enable and reset control features
Overcurrent and overtemperature protection
Reverse polarity protection
Product Advantages
Efficient power conversion with minimal loss
Suitable for battery-powered devices
Enhances system stability with high PSRR
Long operational life with robust protection features
Key Technical Parameters
Input Voltage (Max): 10V
Output Voltage: 3.3V
Current Output: 500mA
Voltage Dropout (Max): 0.29V
Quiescent Current: 125 µA
PSRR: 60dB at 100Hz
Operating Temperature: -40°C to 125°C
Quality and Safety Features
Overcurrent protection prevents damage from excessive load
Overtemperature protection for high-temperature environments
Reverse polarity protection safeguards against incorrect power connection
Compatibility
Compatible with 8-SOIC surface mount package for PCB integration
Application Areas
Portable electronic devices
Microcontroller supply
Low-power IoT devices
Industrial control systems
Product Lifecycle
Currently in active production
No announced discontinuation, ensuring long-term availability
Several Key Reasons to Choose This Product
Stable power supply with high PSRR for sensitive applications
Low dropout voltage enhances battery life in portable devices
Comprehensive protection features ensure reliability and safety
Low quiescent current ideal for battery-powered applications
Texas Instruments’ quality and support guarantee