S-1132B39-U5T1U

Current - Output:	300mA
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
Control Features:	Enable
PSRR:	65dB (1kHz)
Current - Supply (Max):	40µA
Current - Quiescent (Iq):	1µA
Series:	S-1132
Voltage Dropout (Max):	0.15V @ 100mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.9V
Voltage - Input (Max):	6.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The S-1132B39-U5T1U is a linear voltage regulator with a high switching frequency and high output current. It is designed for applications requiring a wide input operating range and good regulation accuracy. It has a high transient response and a wide variety of available output voltages. The S-1132B39-U5T1U is suitable for automotive, industrial, and consumer electronics.

Application Field

The S-1132B39-U5T1U is a linear voltage regulator with a wide input operating range and excellent regulation accuracy. It is suitable for automotive, industrial, and consumer electronics. The device can be used to regulate the supply voltage in a variety of applications, such as microcontrollers, gate drivers, PC modems, D/A converters, and battery-powered devices. The S-1132B39-U5T1U is also well suited for applications with frequent transient fluctuations in input voltage or output load. The wide input voltage range of the S-1132B39-U5T1U allows it to be used in a variety of input voltages without requiring an external circuit. This makes it suitable for applications that require input voltages from 9V up to 32V. The device is also capable of delivering up to 2.5A of current, making it suitable for applications with high current requirements.

Working Principle

The S-1132B39-U5T1U is based on a linear voltage regulator topology. The device consists of a P-channel MOSFET, two internal error amplifiers, two internal references, and logic circuitry. The voltage regulation circuit consists of two error amplifiers, one of which compares the output voltage of the regulator to an internal reference, while the other compares the output voltage of the regulator to an external reference. The P-channel MOSFET acts as the pass device of the regulator, controlling the current through the device to ensure the output voltage remains regulated. The device is designed to have a high dynamic response, enabling it to quickly adjust the output voltage in reaction to changes in input voltage or load current. The device has an operating frequency of 400 kHz, allowing for a faster response time. The S-1132B39-U5T1U is designed to maintain a stable output voltage even in the presence of large input voltage fluctuations, so it is well suited for applications requiring high transient response. The device also has various protection features designed to ensure the safety of the system, including output short-circuit protection, overvoltage protection, and thermal shutdown.

Conclusion

The S-1132B39-U5T1U is a linear voltage regulator with high switching frequency, high output current, and excellent regulation accuracy. Its wide input voltage range and fast transient response make it suitable for automotive, industrial, and consumer electronic applications. The device also offers various protection features to ensure system safety and reliability.

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