S-1172B45-U5T1G

Current - Output:	1A
Supplier Device Package:	SOT-89-5
Package / Case:	SOT-89-5/6
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current, Thermal Shutdown
Control Features:	Enable
PSRR:	60dB (1kHz)
Current - Supply (Max):	90µA
Current - Quiescent (Iq):	1µA
Series:	S-1172
Voltage Dropout (Max):	0.1V @ 300mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	4.5V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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Introduction

The S-1172B45-U5T1G is a linear voltage regulator manufactured by Samprop Corporation and is designed for use in the power management of electronic devices. It provides a wide input voltage range and has a high efficiency output voltage regulation, making it ideal for a variety of applications. Features include an Active Droop Control system, which provides precise and adjustable output voltage, as well as temperature compensation and over-temperature protection. The S-1172 is a high performance, high efficiency device that delivers outstanding performance in a wide range of applications.

Application Fields

The S-1172B45-U5T1G is a versatile linear voltage regulator suitable for use in various power management applications. It is ideal for use in a wide range of applications including computing, automotive, communications, industrial and instrumentation. It can be used in applications with strict voltage requirements such as DSPs, FPGAs, microprocessors, ASICs, and processors. It is suitable for storage and back-up power, making it an ideal solution for power management applications in automation, test & measurement, and battery power. The active droop control system ensures precise and adjustable output voltage, while its wide input voltage range make it suitable for any application that requires regulated output voltage.

Working Principle

The S-1172B45-U5T1G works by regulating the input voltage to maintain a desired output voltage level. The regulator utilizes an active droop control system to ensure the precise and adjustable output voltage is maintained. The active droop control system uses an internal feedback loop to constantly regulate the output voltage, which in turn increases the efficiency of the voltage regulator. The droop control system also provides over-voltage protection, as well as temperature compensation and over-temperature protection.The S-1172B45-U5T1G works by taking in a wide input voltage (8-16V), which is then regulated to the output voltage level. The active droop control system adjusts the output voltage to keep it within the desired range. The output voltage is regulated by the internal feedback loop, which adjusts the output voltage depending on the temperature and the status of the input voltage.

Conclusion

The S-1172B45-U5T1G is a high performance and high efficiency linear voltage regulator that provides excellent performance in a wide range of applications. It provides a wide input voltage range and is capable of precise and adjustable output voltage regulation. Its active droop control system ensures that the output voltage is kept within the desired range, while providing additional features such as temperature compensation and over-temperature protection. Its versatile design makes it an ideal solution for applications that require regulated output voltage, making it an ideal choice for power management applications that require high efficiency output voltage regulation.

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