NCV1117ST15T3G

Current - Output:	1A
Base Part Number:	NCV1117ST15
Supplier Device Package:	SOT-223
Package / Case:	TO-261-4, TO-261AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	72dB (120Hz)
Current - Quiescent (Iq):	10mA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	1.2V @ 800mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.5V
Voltage - Input (Max):	20V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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NCV1117ST15T3G application field and working principle

The NCV1117ST15T3G is a low-drop regulator that provides a constant regulated voltage output and is designed for voltage regulation and power conversion applications in consumer, industrial and automotive systems. The device incorporates a low dropout regulator, a fixed low-output voltage, low operating current and high versatility that makes it perfect for a variety of applications. The NCV1117ST15T3G is a three-terminal linear regulator that uses an external N-channel power MOSFET as the pass device. It provides an output voltage of 1.5V and is capable of driving a 2A load. The device features a low dropout voltage of 1.1V and a low operating current of 1mA. It also provides excellent transient response, low noise and low reverse leakage current.The application fields of the NCV1117ST15T3G include consumer, industrial, and automotive systems. It is specifically designed for the following applications:

• Vehicle electronics power supply
• Industrial control power supply
• Adjustable power in consumer electronics
• Adjustable voltage regulators for industrial applications

The NCV1117ST15T3G operates in two modes. The first mode is linear regulation mode, which is used when the output voltage is greater than the voltage at the input. The second mode is a constant-dropout mode, which is used when the input voltage is lower than the output.The linear regulation mode provides excellent line and load regulation, low output impedance and good transient response. The device features a low input-current limit and requires a minimum of 1 microamp of bias current. The Constant-dropout mode provides a constant dropout of 1.1V, regardless of the load and input voltage.The device also features a thermal protection, which limits the output current to protect the device from overheating and short-circuiting. The device is protected from reverse and over-voltage, over-current and short-circuit conditions.Overall, the NCV1117ST15T3G is a low-drop regulator designed for voltage regulation and power conversion applications in consumer, industrial and automotive systems. It provides a constant regulated voltage output and is capable of driving a 2A load with a low dropout voltage of 1.1V and a low operating current of 1mA. It has excellent line and load regulation, low output impedance, high transient response and thermal protection.

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