SC1566IT-1.8T

Current - Output:	3A
Supplier Device Package:	TO-220-3
Package / Case:	TO-220-3
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 150°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	--
Current - Supply (Max):	1.75mA
Current - Quiescent (Iq):	35µA
Series:	--
Voltage Dropout (Max):	0.6V @ 3A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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SC1566IT-1.8T Application Field & Working Principle

Introduction

The SC1566IT-1.8T is a voltage regulator from the family of linear PMICs (Power Management Integrated Circuits). Its main characteristics are the adjustable output voltage and its integrated current or temperature protections. This integrated circuit has a wide range of applications, and provides a steady voltage output with a high efficiency.

Application Field

The SC1566IT-1.8T is a linear voltage regulator designed to be used in a wide range of applications. It is ideal in low-noise circuits such as those related to audio, video, power supply, medical equipment and other high-performance circuits. This integrated circuit can be used to provide a regulated voltage output up to 18V. Other application fields of this integrated circuit include automotive, industrial, home appliances, and battery-powered circuits.

Design

The SC1566IT-1.8T is small-sized voltage regulator with a very low dropout voltage and fast transient response. This voltage regulator features a built-in overvoltage protection, as well as overcurrent, overtemperature and undervoltage protections, making it an ideal choice for a wide range of applications where reliable voltage regulation is needed. The output voltage of this integrated circuit is adjustable from 0.6V to 18V, and the output current can reach up to 1.8A.

Working Principle

The working principle of the SC1566IT-1.8T is based on the concept of linear voltage regulation, where the output voltage is regulated and maintained by controlling the current flow through the device. This can be done by varying the voltage applied to the device’s control terminals. The voltage at the control terminal is proportional to the output voltage, and can be adjusted either manually with a potentiometer or automatically with an external voltage source. Once the output voltage is set, the SC1566IT-1.8T will maintain the voltage independent of the load current. The integrated overvoltage, overcurrent, undervoltage and overtemperature protections ensure reliable voltage regulation and protection. The SC1566IT-1.8T can also be configured to operate in output idle mode, which can be used to reduce the power consumption when the current draw is low.

Conclusion

The SC1566IT-1.8T is a linear PMIC voltage regulator that offers high efficiency, small size and adjustable output voltage up to 18V. With its wide range of applications, fast transient response and integrated protections, this integrated circuit is a great choice for a wide range of applications.

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