S-812C41BPI-C4VTFG

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S-812C41BPI-C4VTFG Application Field and Working Principle

The S-812C41BPI-C4VTFG is a multi-function low dropout (LDO) voltage regulator, which offers high accuracy, low noise and current consumption operation. It belongs to the group of PMIC - Voltage Regulators - Linear. It is suitable for applications such as portable equipment, processor cores on motherboard, etc. The voltage input range is between 2.0V and 5.5V and the voltage output is adjustable from 1.25V to 5.0V, with accuracy of ±0.5% of the programmed voltage.

Features

• Extended temperature range of -40°C to +125°C
• Operating current of 11µA
• Line regulation of ±0.01% over line and load conditions
• Output accuracy of ±0.5% at 25°C over full line and temperature range
• Wide input voltage range of 2.0V to 5.5V
• Output voltage adjustable from 1.25V to 5.0V
• Integrated protection features including over current, over temperature, reverse current, and over voltage output

Application

The S-812C41BPI-C4VTFG voltage regulator is an efficient and cost-effective choice for many situations where low power consumption and low noise operation is required. It is a suitable choice for applications such as portable equipment, processor cores on motherboards, and critical analog and digital circuits.

Working Principle

The S-812C41BPI-C4VTFG voltage regulator is a low dropout (LDO) voltage regulator that utilizes a PMOS pass transistor. It operates by regulating the output voltage at a set level and preventing overshoot, undershoot, or ripple. The voltage is set by an external resistor divider and the pass transistor is kept off until the output voltage drops below the set level. When this happens, the pass transistor is turned on to bring the voltage back up to the desired level.

The S-812C41BPI-C4VTFG is designed with a number of integrated protection features, which helps to protect the circuit from damage. It includes over-current protection, over-temperature protection, reverse current protection, and over-voltage output protection. Additionally, it features low noise operation and current consumption.

Conclusion

The S-812C41BPI-C4VTFG voltage regulator is a multi-function low dropout (LDO) voltage regulator that offers high accuracy, low noise, and current consumption operation. It is suitable for applications such as portable equipment, processor cores on motherboards, and critical analog and digital circuits. The extended temperature range, wide input voltage range, and integrated protection features make the S-812C41BPI-C4VTFG an efficient and cost-effective choice for many situations where low power consumption and low noise operation is desired.

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