S-1206B40-U3T1U

Voltage Dropout (Max):	0.23V @ 100mA
Supplier Device Package:	SOT-89-3
Package / Case:	TO-243AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current
Control Features:	--
PSRR:	--
Current - Quiescent (Iq):	1.5µA
Current - Output:	250mA
Series:	S-1206
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	4V
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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The S-1206B40-U3T1U is a voltage regulator from STMicroelectronics, part of their family of linear voltage regulators. STMicroelectronics designed this voltage regulator as a highly integrated solution for power management applications. It was designed to provide a simple and robust way for managing power in a variety of embedded systems and is suitable for operation across automotive and industrial environments.The S-1206B40-U3T1U is a low drop-out regulator (LDO) with an integrated switching regulator. This makes it an ideal solution for providing power to many sorts of integrated circuits that demand low-voltage and highly efficient power supplies. The regulator consists of a step-down switching regulator and an adjustable linear regulator, both supplying an output voltage of up to 5.6V. The switching regulator has an input voltage rating which can range from 2.7V to 6.5V and can deliver an output current of up to 3A. The regulator can be programmed for fixed or adjusted output voltages, enabling the user to choose the optimal output voltage for their particular application. On the other hand, the integrated linear regulator section of the S-1206B40-U3T1U provides up to 600mA of current with an adjustable output voltage between 3.2V and 16V. This feature makes the voltage regulator ideal for powering digital logic circuits, as well as providing a stable, low noise output.The S-1206B40-U3T1U features an integrated circuit protection mechanism and adjustable soft-start. This helps to prevent damage caused by inrush currents during power-up and to reduce voltage spikes during startup. Additionally, the S-1206B40-U3T1U offers reverse current protection and over-temperature protection.In short, the S-1206B40-U3T1U is an ideal power management solution, combining the benefits of both a switching regulator and linear regulator into one package. It provides users with both a highly efficient and robust solution for their power management requirements. As such, this voltage regulator can be used for applications ranging from automotive and industrial electronics, to low-power embedded systems and digital logic circuit applications.

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