What is NCP1117-5.0

NCP1117-5.0 is a low dropout (LDO) positive linear regulator, with the following specific features and parameters:

1、 Basic characteristics
Output voltage: The fixed output voltage is 5.0V.
Output current: capable of providing an output current exceeding 1.0A, meeting the power supply needs of most electronic devices.
Differential voltage: The maximum differential voltage at 800mA is 1.2V, ensuring efficient power conversion.
Packaging forms: Common packaging forms include SOT-223 and DPAK, which facilitate integration in electronic devices of different sizes.
2、 Functional Features
No minimum load requirement: able to maintain stable output voltage even under low load conditions.
Adjustable output voltage option: Although NCP1117-5.0 is a fixed output voltage version, the NCP1117 series also offers an adjustable output voltage version that can be programmed in the range of 1.25V to 18.8V through two external resistors.
High precision: on-chip fine-tuning can adjust the reference voltage/output voltage to an accuracy range of ± 1.0%.
Internal protection functions: including output current limitation, safe working area compensation, and thermal shutdown, ensuring stable operation under various conditions.
3、 Application Fields
Consumer electronic devices such as smartphones, tablets, digital cameras, etc. require stable and efficient power supply.
Industrial equipment, such as automation equipment, instruments, etc., have high requirements for the stability and reliability of power supply.
Automotive electronics, such as car audio systems, navigation systems, etc., need to adapt to the complex electrical environment inside the car.
4、 Precautions
Heat dissipation design: Although NCP1117-5.0 has high efficiency, attention should still be paid to heat dissipation design under high load conditions to avoid overheating damage.
Input voltage range: Ensure that the input voltage is within the rated voltage range of NCP1117-5.0 to avoid damaging the voltage regulator or affecting the stability of the output voltage.
Choose the appropriate packaging form: Based on the actual application scenario and device size, select the appropriate packaging form to meet integration and heat dissipation requirements.
In summary, NCP1117-5.0 is a stable and reliable low dropout linear regulator widely used in various electronic devices. When selecting and using, please refer to the specific product data manual and manufacturer's guidelines to ensure correct integration and stable operation.