Manufacturer Part Number
ST732M33R
Manufacturer
STMicroelectronics
Introduction
Low Drop Out Regulator for efficient power management
Product Features and Performance
Single Positive Output Voltage Regulator
Fixed 3.3V Output Voltage
Low Dropout Voltage of 1.2V at 300mA
300mA Output Current Capability
Ultra-Low Quiescent Current of 10 µA
Surface Mount Package for compact PCB design
Product Advantages
High efficiency for energy-sensitive applications
Minimal power loss at dropout operation
Low ground current enhances battery life
Thermal shutdown and current limit for protection
Stable with low ESR output capacitors
Optimized for use in battery-powered devices
Key Technical Parameters
Input Voltage up to 28V
300mA Current Output
Maximum Dropout Voltage 1.2V at 300mA load
10 µA Quiescent Current
200 µA Max Supply Current
Over Current and Over Temperature Protection
Quality and Safety Features
Built-in protection features
Robust operating temperature range from -40°C to 125°C
Compatibility
SOT-23-5 Package compatible with common PCB layouts
Application Areas
Battery-powered devices
Portable electronics
Microcontroller power supply
Consumer Electronics
Product Lifecycle
Active status with no stated end-of-life or discontinuation
Several Key Reasons to Choose This Product
Energy efficiency ideal for portable applications
Compact SOT-23-5 package saves space
Low dropout feature maintains regulation under low input-to-output conditions
High reliability and robust protection features
Extended temperature range suitable for industrial applications
Low quiescent current aids in extending battery life
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