S-812C27AUA-C2HT2G

Current - Output:	30mA
Supplier Device Package:	SOT-89-3
Package / Case:	TO-243AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	--
Control Features:	--
PSRR:	--
Current - Supply (Max):	1.6µA
Current - Quiescent (Iq):	500nA
Series:	S-812C
Voltage Dropout (Max):	0.68V @ 10mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.7V
Voltage - Input (Max):	16V
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

S-812C27AUA-C2HT2G is a linear voltage regulator specifically designed for the power management needs of the latest electronics and appliances. It is one of many grade-A voltage regulator products manufactured by Texas Instruments and provides smooth, efficient, and accurate power regulation for a variety of systems. This article will discuss the application fields of S-812C27AUA-C2HT2G and explain its working principle.

• Application Fields

The S-812C27AUA-C2HT2G voltage regulator is designed to meet the high performance power management requirements of the latest electronics and appliances. It can be used for a variety of applications, including smartphones, tablet PCs, laptops, cameras, and automobiles. This voltage regulator is well suited for applications that require high accuracy and efficiency, such as communications, audio, and video processing.The S-812C27AUA-C2HT2G voltage regulator is designed to provide superior accuracy and minimal noise. It features high-efficiency low-voltage operation with a maximum dropout of 500µV, which makes it suitable for low-power applications. The voltage drop of the S-812C27AUA-C2HT2G is controlled by an external reference and acts as a low-input high-output regulator.The S-812C27AUA-C2HT2G voltage regulator has an output current of 2.2A and features a temperature operating range of -40°C to +85°C. It is compatible with automotive and industrial environments and is protected by a range of circuit protection features, including overvoltage, overcurrent, and thermal shutdown protection.The S-812C27AUA-C2HT2G also features microcontroller-based power-saving modes, allowing the device to switch-off in the event that it is unable to meet the power requirements of the system. This feature helps the device to achieve energy savings and increase the overall efficiency of the system.

• Working Principle

The S-812C27AUA-C2HT2G voltage regulator uses a linear topology, which works by modulating the voltage drop across the power transistor. It employs a feedback loop, which monitors the output voltage and makes adjustments to ensure that the desired output is met.As power is fed into the S-812C27AUA-C2HT2G voltage regulator, the device first adjusts the current flow through the power transistor to ensure that the output voltage is accurate. The output voltage is then monitored by the feedback loop and the transistor is adjusted accordingly.The output voltage is regulated based on the reference voltage that is supplied to the device. This reference voltage is generated by an internal reference circuit and can be adjusted by setting the logic level of control pins.In addition, the S-812C27AUA-C2HT2G voltage regulator also features a slew rate control, which can be adjusted by setting the logic level of a control pin. This feature allows the device to switch between high and low output voltages at high or low speeds.

• Conclusion

The S-812C27AUA-C2HT2G voltage regulator is a versatile device that is designed to meet the power management needs of the latest electronic and appliances. It is capable of providing high accuracy and efficiency, making it suitable for a variety of applications. The device works by modulating the voltage drop across the power transistor and is regulated by an external reference and a slew rate control.

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