Manufacturer Part Number
LD1117DT33TR
Manufacturer
STMicroelectronics
Introduction
Low drop-out voltage regulator with fixed 3.3V output
Product Features and Performance
Positive output configuration
Fixed 3.3V output voltage
Low dropout voltage: 1.2V @ 800mA
Output current capability of 800mA
Quiescent current of 10 mA
Power supply rejection ratio (PSRR): 75dB at 120Hz
Product Advantages
Optimal stability and low noise performance
High-efficiency linear voltage regulation
Low quiescent current consumption suitable for battery-operated devices
Key Technical Parameters
Input voltage up to 15V
800mA output current
2V maximum voltage dropout
Over current and over temperature protection
Power regulation with 75dB PSRR at 120Hz
Quality and Safety Features
Built-in protection features for enhanced operational reliability
High thermal performance operating range from 0°C to 125°C
Compatibility
Surface mount compatible with DPAK package
Widely used with various microcontrollers, IoT devices, and analog circuits
Application Areas
Consumer electronics
Industrial equipment
Telecommunication systems
Battery-powered devices
Computer peripherals
Product Lifecycle
Status: Active
Consistent availability without near-term discontinuation
Replacements or upgrades not required due to active product status
Several Key Reasons to Choose This Product
Robust linear voltage regulation for a wide array of electronic devices
Low dropout performance ideal for maintaining voltage stability under higher current conditions
Maintains high PSRR reducing susceptibility to voltage spikes and noise
Versatile for use in a multitude of applications due to the industry-standard DPAK package
Active product status ensures long-term availability and manufacturer support