S-13R1A40-M5T1U3

Current - Output:	150mA
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Overcurrent, Reverse Current, Thermal Shutdown
Control Features:	Enable
PSRR:	70dB (1kHz)
Current - Supply (Max):	9µA
Current - Quiescent (Iq):	1µA
Series:	S-13R1
Voltage Dropout (Max):	0.23V @ 100mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	4V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The S-13R1A40-M5T1U3 is part of STMicroelectronics\' M Series family of linear voltage regulators. It is a low-dropout (LDO) regulator designed to generate a stable 3.3 V output voltage from an input voltage of 2.5 V to 16 V. The S-13R1A40-M5T1U3 is a monolithic device in a SOT-23 package and has a maximum output of 11 V.

Application Field

The S-13R1A40-M5T1U3 is primarily used in low-noise, low-power applications such as laptop and tablet computer systems, communications equipment, and consumer electronics. Due to its ultra-low noise voltage regulation and its ability to provide ESD protection, the S-13R1A40-M5T1U3 is also commonly used in low-noise, sensitive applications such as precision instrumentation and medical electronics.

Features

The S-13R1A40-M5T1U3 is a feature-rich device. It has high-precision voltage regulation with an output voltage accuracy of ±0.8%. It also has a maximum dropout voltage of 1.1 V at a load current of up to 60 mA. The S-13R1A40-M5T1U3 also has a temperature range of -40°C to +125°C and a wide range of protection features including over current protection, over-temperature protection, and reverse current protection.

Working Principle

The S-13R1A40-M5T1U3 uses a PNP cascode regulator with an adjustable series sense resistor. This cascode regulator allows the device to operate within a very low-noise voltage range, while the adjustable series sense resistor ensures a stable output voltage. The S-13R1A40-M5T1U3 is protected from input overvoltage, reverse current, and overtemperature conditions by an integrated over-current protection circuit.

Conclusion

In conclusion, the S-13R1A40-M5T1U3 is a low-dropout linear voltage regulator designed for low-noise, low-power applications. It has high accuracy and a wide range of protection features and is suitable for use in laptop and tablet computers, communications equipment, consumer electronics, instrumentation, and medical electronics. The S-13R1A40-M5T1U3 is a feature-rich device that provides a stable output voltage, with a low dropout voltage.

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