NCP1117DT12RK

Current - Output:	1A
Base Part Number:	NCP1117DT12
Supplier Device Package:	DPAK
Package / Case:	TO-252-3, DPak (2 Leads + Tab), SC-63
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	54dB (120Hz)
Current - Quiescent (Iq):	10mA
Series:	--
Voltage Dropout (Max):	1.2V @ 800mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	12V
Voltage - Input (Max):	20V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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NCP1117DT12RK Application Field and Working Principle

NCP1117DT12RK is a Linear Voltage Regulator (PMIC) produced by ON Semiconductor. It is a low quiescent current, low dropout voltage, low partial power supply voltage linear regulator. The NCP1117DT12RK is designed for higher power applications and suitable for use with a wide range of input/output combinations and various load levels.The NCP1117DT12RK offers a wide range of advanced features, including wide input and output voltages, accurate over-temperature sensing, programmable over-current limit, thermal shutdown protection, low dropout voltage, low quiescent current and low output ripple. The NCP1117DT12RK also supports a programmable enable/disable function, which allows the circuit to enter into a shutdown state when the enable pin is set to low.The NCP1117DT12RK is suitable for applications ranging from consumer to industrial electronics. It is typically used in electronic devices such as telephone charging supplies, portable electronics, router and switch power supplies, and notebook adapters. The NCP1117DT12RK can also be used in automotive applications like lighting, back-up lights, and vehicle charging systems.The NCP1117DT12RK linear voltage regulator operates by comparing the voltage at its output terminals with the reference voltage. This reference voltage is fixed and independent of temperature, input voltage and load conditions. When the output voltage is above the reference voltage, the output transistors are turned off and no current flows from the input to the output. When the output voltage is below the reference voltage, the output transistors are turned on and the output current is limited to the limit or load.The NCP1117DT12RK is available in several different packages, such as 2mm x 2mm, 2.5mm x 4mm and 3mm x 3mm. It operates with an input voltage ranging from 2.7V-12V, an operating temperature range of -40°C to +85°C and a maximum output current of 1.2A. The NCP1117DT12RK also offers built-in protection circuits that protect against overvoltage, overcurrent, over temperature, short-circuit and reverse current flows.NCP1117DT12RK is an ideal choice for applications that need a high efficiency, low-noise and low-cost regulator. It is well suited for high-power applications, such as computer peripherals, home appliances, and automotive electronics. It has the benefit of being able to operate with wide input voltage range and low dropout voltage, making it particularly effective in applications such as those in the automotive industry. In conclusion, the NCP1117DT12RK is a robust, reliable, and cost-effective solution for voltage regulator applications.

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