NCV1117ST15T3

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Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

IntroductionThe NCV1117ST15T3 is a linear voltage regulator which belongs to the family of PMIC-Voltage Regulators-Linear. It is designed to be used in applications with a wide supply voltage range of 2.7V to 15V and provide a current output of up to 1.2A. It has a high conversion efficiency and offers excellent temperature stability with the internal thermal shutdown protection.Functionality and SpecificationsThe NCV1117ST15T3 voltage regulator is equipped with a pin-voltage adjust feature, with which the output voltage can be adjusted from 0.8V to 15V with a tolerance of +/- 2%. It has a low dropout voltage of 300 mV for loads up to 350 mA and 160 mV for load currents more than 350 mA. In addition, it has an excellent line/load regulation of 0.005%. The NCV1117ST15T3 voltage regulator comes with thermal shutdown, overcurrent protection and output short-circuit protection features. It provides over-temperature protection of up to 175 degrees Celsius. The output voltage can also be programmed by adding an external resistor divider.The NCV1117ST15T3 voltage regulator comes in a SOT223-3 and SOT223-2 package and is rated at a typical operating temperature range of -40 to +125 degrees Celsius. Additionally, it requires an input voltage of 2.7 to 15V and an output voltage of 0.8 to 15V with a maximum output current of 1.2A and a maximum efficiency of 80%.DesignThe NCV1117ST15T3 voltage regulator is a linear voltage regulator that integrates a p-channel MOSFET as the power switch, controlled by an integrated error amplifier. The error amplifier acts as a comparator and it’s duty is to compare the feedback voltage and an internal reference voltage.The output voltage accuracy, without any external components, is +-2% with an internal product trim. The NCV1117ST15T3 voltage regulator also features a pin voltage adjust feature, which enables adjusting of the output voltage to fit the end user’s requirements, by simply connecting an external resistor divider network.Applications of NCV1117ST15T3The NCV1117ST15T3 voltage regulator is suitable for use in a variety of applications due to its excellent temperature stability, low dropout voltage, output short-circuit protection, over-temperature protection, and over-current protection.It can be used for battery-powered systems, automotive applications, mobile devices and other portable applications, home appliances, and industrial applications. Additionally, due to its wide input voltage range and its low dropout voltage, it can be used in applications requiring minimum power consumption, such as battery-powered devices and automotive power supplies.Working PrincipleThe NCV1117ST15T3 voltage regulator works on the principle of linear voltage regulation, where the output voltage is provided by a voltage divider using an input voltage and a feedback voltage.The integrated error amplifier samples the output voltage and adjusts the output voltage by controlling the on-time of the p-channel MOSFET switch. It is designed to regulate the output voltage within a accuracy of +/- 2%. The over-current protection is enabled by the integrated current-sense circuit and the over-temperature protection by the integrated thermal shutdown protection.ConclusionThe NCV1117ST15T3 is a member of the PMIC-Voltage Regulators-Linear family and offers a wide range of features such as excellent output voltage accuracy, low dropout voltage, thermal shutdown protection, current-sense circuit, and pin-voltage adjust. It is suitable for use in a variety of applications, including portable and automotive applications, due to its excellent temperature stability and an extended operating temperature range of -40 to +125 degrees Celsius.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description