STMicroelectronics

LE50ABZ  

Linear & Switching Voltage Regulators

LE50ABZ Description

The LE50ABZ is a linear voltage regulator designed and manufactured by STMicroelectronics. This IC is specifically engineered to provide a fixed output voltage of 5V with a maximum output current of 100mA. It features a maximum input voltage of 18V and is housed in a Through Hole TO92-3 package, making it suitable for a variety of electronic applications. Despite its small form factor, the LE50ABZ offers robust performance including, over current and over temperature protection features to ensure reliable operation under various conditions.

LE50ABZ Features

• Output Type: Fixed, providing a stable 5V output voltage.
• Input Voltage Range: Up to 18V, allowing for flexibility in power supply options.
• Output Current: Capable of delivering up to 100mA, suitable for low to medium power applications.
• Number of Regulators: Single regulator design, simplifying circuit design and reducing component count.
• Output Configuration: Positive, ensuring compatibility with a wide range of electronic systems.
• Supply Current: Maximum of 3mA, minimizing power consumption and improving efficiency.
• Voltage Dropout: Low dropout voltage of 0.5V at 100mA, enhancing efficiency and performance under low input voltage conditions.
• Quiescent Current: 1mA, to contributing low power consumption during idle states.
• Power Supply Rejection Ratio (PSRR): 76dB to 60dB across the frequency range of 120Hz to 10kHz, ensuring excellent noise rejection and stable output.
• Protection Features: Over current and over temperature protection, safeguarding the regulator and connected circuits from damage.
• Compliance: REACH Unaffected and ROHS3 Compliant, ensuring environmental and regulatory standards are met.
• Mounting Type: Through Hole, facilitating easy integration into PCB designs.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), making it suitable for a wide range of environmental conditions.

LE50ABZ Applications

The LE50ABZ is ideal for applications requiring a stable 5V supply with low power consumption and high reliability. Its low dropout voltage and high PSRR make it particularly suitable for battery-powered devices, portable electronics, and embedded systems where input voltage may vary. The over current and over temperature protection features ensure safe operation in consumer electronics, automotive electronics, and industrial control systems. Its Through Hole mounting type and TO92-3 package make it easy to integrate into both prototype and production PCB designs.

Conclusion of LE50ABZ

The LE50ABZ from STMicroelectronics is a versatile and reliable linear voltage regulator designed to meet the demands of modern electronic applications. Its fixed 5V output, low dropout voltage, and high PSRR ensure stable and efficient power delivery. The inclusion of over current and over temperature protection features enhances its robustness and reliability. While the product is marked as obsolete, its continued availability and compliance with environmental and regulatory standards make it a valuable component for designers seeking a dependable and efficient voltage regulation solution.

LE50ABZ Documents

Download datasheets and manufacturer documentation for LE50ABZ

Datasheets :

LExxAB, LExxC      

HTML Datasheet :

LExxAB, LExxC