STMicroelectronics

L78L12ABD-TR  

Linear & Switching Voltage Regulators

L78L12ABD-TR Description

The L78L12ABD-TR is a fixed-output linear voltage regulator from STMicroelectronics, designed to deliver a stable 12V output with a maximum current of 100mA. Housed in an 8-pin SOIC package and supplied in Tape & Reel (TR), this surface-mount device is ideal for space-constrained applications. It operates with an input voltage range up to 35V, making it suitable for a variety of power supply designs. The regulator features low quiescent current (6mA) and high PSRR (42dB at 120Hz), ensuring efficient noise suppression and reliable performance in sensitive circuits.

L78L12ABD-TR Features

• Fixed 12V Output: Ensures precise voltage regulation for consistent performance.
• Wide Input Range (Up to 35V): Accommodates fluctuating input sources.
• Low Quiescent Current (6mA): Enhances power efficiency in battery-operated systems.
• High PSRR (42dB): Minimizes output ripple in noisy environments.
• Robust Protection: Includes over-current, over-temperature, and short-circuit safeguards.
• Surface-Mount Package (SO-8): Optimized for compact PCB designs.
• RoHS3 & REACH Compliant: Meets environmental and safety standards.

L78L12ABD-TR Applications

This regulator is ideal for:

• Consumer Electronics: Powering low-current peripherals, sensors, and audio circuits.
• Industrial Control Systems: Providing stable voltage for PLCs, relays, and instrumentation.
• Automotive Electronics: Supporting infotainment and dashboard components.
• Embedded Systems: Ensuring reliable voltage for microcontrollers and IoT devices.
• Medical Devices: Delivering clean power to portable diagnostic equipment.

Conclusion of L78L12ABD-TR

The L78L12ABD-TR stands out for its compact design, high efficiency, and robust protection features, making it a versatile choice for low-power, precision voltage regulation. Its wide input range and excellent noise rejection make it particularly valuable in industrial and automotive applications where reliability is critical. With STMicroelectronics' proven quality and compliance with global standards, this regulator is a dependable solution for modern electronic systems.

L78L12ABD-TR Documents

Download datasheets and manufacturer documentation for L78L12ABD-TR

Datasheets :

L78L Datasheet      

PCN Packaging :

Cover Tape 07/Sep/2019      

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HTML Datasheet :

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