Manufacturer Part Number
REG1117FA-5.0/500
Manufacturer
Texas Instruments
Introduction
The REG1117FA-5.0/500 is a low dropout (LDO) linear voltage regulator designed for power management applications, offering a fixed 5V output.
Product Features and Performance
Fixed 5V output voltage
Low dropout voltage of 1.55V at 1A load
Output current of 1A
Low quiescent current of 10 mA
Power supply rejection ratio (PSRR) of 62dB at 120Hz
Operates within a wide temperature range of -40°C to 125°C
Product Advantages
High efficiency for battery-operated devices
Stable output with low dropout voltage enhances device reliability
Low quiescent current extends battery life in portable applications
Over Current and Over Temperature protections enhance safety and durability
Key Technical Parameters
Voltage - Input (Max): 15V
Voltage - Output (Min/Fixed): 5V
Current - Output: 1A
Voltage Dropout (Max): 1.55V @ 1A
Current - Quiescent (Iq): 10 mA
PSRR: 62dB (120Hz)
Quality and Safety Features
Built-in Over Current and Over Temperature protection mechanisms
Designed for long-term reliability
Compatibility
Suitable for surface mount applications with its TO-263 package
Universal compatibility with various circuits requiring a 5V supply
Application Areas
Consumer Electronics
Networking and Telecommunications
Computers and Computer Peripherals
Industrial Controls
Product Lifecycle
Active status, indicating ongoing production and support
No immediate risk of discontinuation, ensuring supply stability
Several Key Reasons to Choose This Product
Low dropout voltage improves efficiency in high-current applications
Low quiescent current is ideal for power-sensitive projects
High PSRR minimizes noise from power supply variations
Broad operating temperature range suitable for industrial applications
Built-in safety features ensure product longevity and reliability
Texas Instruments' reputation for quality and support enhances confidence in product selection