STMicroelectronics

LE50ABZ-AP

LE50ABZ-AP Description

The LE50ABZ-AP from STMicroelectronics is a fixed 5V, 100mA linear voltage regulator designed for low-power applications requiring stable and efficient voltage regulation. Housed in a TO-92-3 through-hole package, this device operates with an input voltage range up to 18V and delivers a consistent 5V output with a low dropout voltage of 0.5V at 100mA. It features over-current and over-temperature protection, ensuring reliable operation under varying load conditions. With a quiescent current of 1mA and a maximum supply current of 3mA, the LE50ABZ-AP is optimized for energy-sensitive designs. Its 76dB to 60dB PSRR (120Hz to 10kHz) makes it suitable for noise-sensitive circuits.

LE50ABZ-AP Features

• Fixed 5V Output: Ideal for applications requiring a stable 5V supply.
• Low Dropout Voltage: 0.5V at 100mA ensures efficient operation even with low input-output differentials.
• High PSRR (76dB @ 120Hz): Excellent noise rejection for sensitive analog/digital circuits.
• Low Quiescent Current (1mA): Minimizes power dissipation in battery-operated systems.
• Robust Protection: Includes over-current and over-temperature safeguards.
• Wide Input Range (Up to 18V): Compatible with various power sources.
• TO-92-3 Package: Easy to integrate into through-hole designs.
• RoHS3 & REACH Compliant: Meets environmental and safety standards.

LE50ABZ-AP Applications

The LE50ABZ-AP is well-suited for:

• Battery-Powered Devices: Portable electronics, sensors, and IoT modules benefit from its low quiescent current.
• Consumer Electronics: Voltage regulation for small appliances, audio equipment, and control circuits.
• Industrial Systems: Reliable power management for PLCs, instrumentation, and low-power actuators.
• Automotive Electronics: Auxiliary power supply for non-critical subsystems.
• Embedded Systems: Microcontroller power rails where noise immunity is crucial.

Conclusion of LE50ABZ-AP

The LE50ABZ-AP stands out as a cost-effective, high-performance linear regulator for low-current applications. Its low dropout, high PSRR, and robust protection features make it a reliable choice for designers prioritizing efficiency and stability. Whether in consumer, industrial, or battery-operated systems, this regulator delivers consistent performance while adhering to stringent environmental standards. Its TO-92-3 package ensures easy integration, further enhancing its versatility across diverse electronic designs.