DiodesZetex Voltage Regulator TO-92 3-Pin, 40V Max Input, 2.5μA Quiescent Current, High Accuracy AP7381-50V-A

DiodesZetex AP7381-50V-A is a precision low dropout (LDO) voltage regulator in a compact TO-92 3-pin package designed to provide stable and accurate positive voltage regulation with a maximum input of 40 volts. The device features a low dropout voltage of approximately 1000mV at 100mA output, making it suitable for applications that require efficient regulation with minimal voltage loss. With an ultra-low quiescent current of 2.5μA, it extends battery life in portable and battery-powered devices.

The integrated circuitry includes a voltage reference, error amplifier, resistor network for output voltage setting, current limit circuit, and chip enable functionality. Its high output voltage accuracy and excellent line/load regulation ensure reliable operation in sensitive electronic circuits.

Designed for through-hole mount using the TO-92 package, the regulator measures 4.8mm in length, 4.7mm in height, and 3.8mm in width, supporting various PCB designs. The device withstands maximum operating temperatures up to 125°C, making it suitable for various industrial and commercial electronic applications.

Protection features such as thermal shutdown and short current protection enhance reliability and protect the device under fault conditions. The AP7381 series supports fixed output voltages including 3.3V and 5V versions, commonly used in USB devices, portable information appliances, and laptop computers.

Typical applications include electronic meters, battery-operated equipment, laptops, palmtops, notebook computers, and portable information appliances that benefit from low noise, low power consumption, and compact design in voltage regulation.

Wide input voltage range up to 40V. Low dropout voltage suitable for 100mA loads. Extremely low quiescent current of 2.5μA. High output voltage accuracy and excellent regulation. Thermal shutdown and short current protection functions.

Compact and easy-to-mount TO-92 3-pin package. Compatible with low ESR ceramic capacitors. Robust performance in a wide temperature range up to 125°C. Ideal for portable and battery-powered applications. Explore more DiodesZetex voltage regulators and power management ICs in the Electronics & Electricals section at EnvMart, your source for industrial-grade electronic components.

Explore more products in our Voltage Regulator IC category.