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NCP1117ST12T3G

The NCP1117ST12T3G is a low-dropout (LDO) linear voltage regulator manufactured by ON Semiconductor. It is designed to provide a stable and reliable voltage regulation for a wide range of applications.

Description:

The NCP1117ST12T3G is a fixed-output, low-dropout linear regulator that operates from an input voltage range of 4.75V to 20V and provides a fixed output voltage of 12V. It has a typical dropout voltage of 700mV and can deliver an output current of up to 1A. The device is available in a small, thermally enhanced SOT223-3 package.

Features:

1. Fixed 12V output voltage
2. Low dropout voltage of 700mV
3. Output current up to 1A
4. Wide input voltage range of 4.75V to 20V
5. High PSRR (Power Supply Reject Ratio) of 80dB at 1kHz
6. Low quiescent current of 70µA (typical)
7. Thermal shutdown protection
8. Enable function for power management
9. SOT223-3 package for space-saving design

Applications:

The NCP1117ST12T12G is suitable for a variety of applications where stable and reliable voltage regulation is required. Some common applications include:

1. Portable electronics and battery-powered devices
2. Telecommunication equipment
3. Industrial control systems
4. Computer peripherals and accessories
5. LED lighting and power supplies
6. IoT (Internet of Things) devices
7. Medical equipment

The NCP1117ST12T3G's combination of low dropout voltage, high PSRR, and thermal shutdown protection make it an ideal choice for applications where stable voltage regulation and efficient power management are critical.