ADP1740ACPZ-1.8-R7 Integrated Circuits (ICs)

Current - Output:	2A
Base Part Number:	ADP1740
Supplier Device Package:	16-LFCSP-WQ (4x4)
Package / Case:	16-WQFN Exposed Pad, CSP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable, Power Good, Soft Start
PSRR:	--
Current - Supply (Max):	1.8mA
Current - Quiescent (Iq):	800µA
Series:	--
Voltage Dropout (Max):	0.28V @ 2A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	3.6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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ADP1740ACPZ-1.8-R7 Application Field and Working Principle

The ADP1740ACPZ-1.8-R7 is a linear voltage regulator, designed and manufactured by Analog Devices Inc. It is a three-terminal device used to regulate the output voltage of a DC power supply. The ADP1740ACPZ-1.8-R7 can output currents up to 2.0A, and has a loop stability of 1.5uA/V.The primary applications of the ADP1740ACPZ-1.8-R7 are in portable and mobile devices, such as laptops and smartphones. This particular linear voltage regulator can also be used in other power-critical applications where low dropout voltage, excellent line and load regulation, and tight loop stability are essential.The ADP1740ACPZ-1.8-R7 is a three-terminal device with a positive input, ground input, and output voltage. A voltage divider is used to control the output of the device. The resistor connected to the output voltage is monitored and compared to a reference voltage. If there is a difference between the two, the output voltage is adjusted accordingly, either raising or lowering it, in order to maintain the desired voltage at the output.The ADP1740ACPZ-1.8-R7 also has two operational op-amps integrated into the circuit. The first op-amp is used to hold the output voltage at the desired level, while the second op-amp is used to adjust the current being supplied to the output terminal. The current being supplied to the output can be adjusted through an external resistor or capacitor, allowing the user to precisely set the voltage and current output of the device.The ADP1740ACPZ-1.8-R7 also has various protection features built in, such as over-current, over-voltage, reverse-battery protection, and thermal protection. These protection features ensure that, even in the event of an unexpected overload, the device will remain functioning properly and will not be damaged by potential shorts or over-voltage spikes.The ADP1740ACPZ-1.8-R7 is a linear voltage regulator that is suitable for a wide range of applications. It offers excellent line and load regulation capabilities, along with the ability to monitor and adjust the output current and voltage. The integrated protection features offer additional safety and reliability, and the device is capable of providing up to 2.0A of output current. Its primary applications are in portable and mobile devices, such as laptops and smartphones, where a low dropout and high efficiency is often needed.

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