SG7915T-JAN

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Linear voltage regulators are among the most widely used power management products. They are generally used to supply power to electronic circuits, and are used in a wide range of applications. The SG7915T-JAN is a linear voltage regulator that is designed to provide output current of up to 1.5A. This device is a monolithic integrated circuit used in power management applications and is suitable for a wide range of applications, such as consumer electronics, automotive, industrial and medical applications.

The SG7915T-JAN is specially designed to regulate a wide input voltage (AVDD) range. The minimum input voltage is 2.5V and the maximum input voltage is 4.5V. The output voltage is adjustable between 0.8V to 3.3V with a minimum step resolution of 2.5mV. The adjustable range is determined by two resistors. The default output voltage is 1.2V.

The working principle of the SG7915T-JAN is based on the standard concept of a simple voltage regulator. It consists of an error amplifier, a voltage reference, and an internal power MOSFET. The input voltage is supplied to the error amplifier, which controls the internal power MOSFET, for regulating the output voltage. Once the voltage output is set, the regulation mode is activated, in which the output voltage is kept constant even though the input voltage and load currents vary. When the current of the MOSFET reaches the maximum limit, a thermal shutdown protection is activated that prevents the device from overheating.

The SG7915T-JAN employs current limiting circuit and thermal protection in its design. When the output current of the device reaches the limit, the current limiting circuit is activated to reduce the output current automatically. Also, this device has thermal protection circuitry to prevent damage due to overheating. If the chip temperature exceeds a certain threshold, the thermal protection circuitry will shut down the device.

The SG7915T-JAN is packaged in a SOT-23-6 package and is suitable for applications where space is a limitation. This device is UL certified and supports the RoHS compliance standard. The device is also available in a DPAK package.

In conclusion, the SG7915T-JAN is a monolithic integrated circuit that is specially designed for low dropout linear voltage regulator applications. It combines high power efficiency, peak current limiting circuit, thermal shutdown protection and RoHS-compliant features. This device is suitable for a wide range of applications, including consumer electronics, automotive, industrial, medical and more.

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