LD1085P

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Linear voltage regulators are widely used in power management field. Their basic design is quite simple, consisting of a 3-terminal device that provides a fixed output voltage from a variable input voltage. LD1085P is a low dropout 3-terminal linear regulator that works with input and output voltages that differ widely. Its application fields and working principles are important for the design of power management applications.

Application Fields of LD1085P

The LD1085P low dropout voltage regulator is widely used in power management applications, such as mobile phone/mobile device, medical device and automotive power supply systems. It can be used in a variety of power supply systems, such as DC/DC converter, DC/AC inverter, AC/AC converter, AC/DC adapter, power module, and power supply IC.

Working Principle of LD1085P

LD1085P is a three-terminal low dropout (LDO) regulator, which provides a fixed output voltage from an adjustable input voltage. A non-power signal pin is used to control the operating mode of the regulator. LD1085P has two working modes, which are the normal operating mode and the sleep mode. In the normal mode, LD1085P works to regulate the output voltage. To do this, the input voltage is compared to a reference voltage. The regulator adjusts the amount of current passed through its pass element (transistor) to maintain the output voltage at a constant level. In the sleep mode, the output voltage is disabled, and the current consumption of LD1085P is greatly reduced.

The design of the LD1085P includes features that significantly reduce power consumption and increase the maximum operating temperature range. It has a typical quiescent current of 20 uA and a maximum quiescent current of 80 uA, making it suitable for battery-powered applications. It also has a dropout voltage as low as 0.4V and a maximum output current of 1.5A. In addition, the LD1085P can operate over a temperature range from -40°C to 125°C.

Conclusion

The LD1085P is a 3-terminal low dropout voltage regulator designed for power supply systems. It combines a low quiescent current, wide input voltage range, low dropout voltage and wide temperature range, making it suitable for a variety of applications. With its simple structure and low power consumption, it is an ideal choice for power management applications.

The specific data is subject to PDF, and the above content is for reference