LM1117-3.3V D2PAK / TO-263 Low Dropout Voltage Regulator IC (LM1117-3.3V)
The LM1117-3.3V is a low dropout linear voltage regulator IC designed to provide a stable 3.3V output for electronic circuits and embedded systems. It is widely used in power management systems, microcontroller circuits, communication modules, and industrial electronics due to its reliable voltage regulation and high power handling capability in the D2PAK / TO-263 package.
Key Features -
- Fixed 3.3V output voltage regulator
- Low dropout voltage operation
- D2PAK / TO-263 surface mount package
- Stable and reliable voltage regulation
- Built-in thermal and short circuit protection
Specifications -
- IC type / Product type - Low Dropout Voltage Regulator IC
- Logic family / Component type - Linear Voltage Regulator IC
- Package type - D2PAK / TO-263 SMD IC
- Supply voltage - Approx 4.5V to 15V DC input
- Input voltage - Approx 4.5V to 15V DC
- Output voltage - Fixed 3.3V DC
- Current rating - Approx 800mA to 1A maximum output current
- Frequency / propagation delay - Fast transient response for power regulation applications
- Operating temperature - Approx 0 to +125 degree C
- Additional important specifications - Low dropout voltage, internal thermal protection, short circuit protection, low output noise, high power dissipation capability
Applications -
- Microcontroller power supply circuits
- Communication modules
- Embedded electronics projects
- Industrial power regulation systems
- Development boards and automation circuits
Pinout Configuration -
- Pin 1 - Ground or adjustment pin
- Pin 2 - Output voltage pin
- Pin 3 - Input voltage pin
- Additional pins - Large metal tab connected to output for heat dissipation
