S-817A49ANB-CVMT2G

Voltage Dropout (Max):	0.27V @ 10mA
Supplier Device Package:	SC-82AB
Package / Case:	SC-82A, SOT-343
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Short Circuit
Control Features:	--
PSRR:	--
Current - Quiescent (Iq):	2.5µA
Current - Output:	65mA
Series:	S-817
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	4.9V
Voltage - Input (Max):	10V
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-817A49ANB-CVMT2G is a linear voltage regulator designed by Texas Instruments, which belongs to PMIC (Power Management Integrated Circuits).This voltage regulator is suitable for a wide range of purpose, with its low dropout voltage performance and excellent linear regulation capability. It is featured with a number of I2C/SMbus programmable functions, such as adjustable voltage and temperature sensing.

Application Field

S-817A49ANB-CVMT2G voltage regulators are mainly used for mobile devices and embedded systems. Its main advantages include low quiescent current and high efficiency.Mobile devices: Due to its low dropout voltage, this voltage regulator is well suited for mobile devices. It can be used for various purposes, including supplying power to the display, audio, and Wireless LAN.Embedded systems: This voltage regulator is ideal for embedded systems. It supports a wide range of applications, such as temperature sensing, adjustable voltage, and monitoring.

Working Principle

The S-817A49ANB-CVMT2G linear voltage regulator works in a similar manner to other linear regulators. It takes input voltage and reduces it to the desired output voltage.The voltage regulator is composed of a pass transistor and several resistors, which form a feedback loop. The pass transistor is responsible for regulating the amount of current passing through the circuit. The resistors are responsible for providing the necessary reference voltage for the voltage regulator to operate.The voltage regulator has the capability to adjust the output voltage according to the input voltage, temperature, or other conditions. This is done via two pins, one for configuring the output voltage, and the other for adjusting the output voltage. The most important feature of S-817A49ANB-CVMT2G linear voltage regulators is its low power consumption. This is due to the use of integrated circuits to control the necessary reference voltage and its linear design. It also offers excellent protection against short circuit, reverse polarity, over temperature, and over voltage conditions.

Conclusion

S-817A49ANB-CVMT2G linear voltage regulator is an excellent choice for applications requiring a low power solution, such as mobile devices and embedded systems. Its low dropout voltage, wide range of I2C/SMbus programmable functions, and protection against common problems makes it an ideal choice for many applications.

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