STMicroelectronics

L79L15ABD13TR

L79L15ABD13TR Description

The L79L15ABD13TR from STMicroelectronics is a fixed-output negative voltage regulator designed to deliver a stable -15V output with a 100mA current capacity. Packaged in an 8-pin SOIC and supplied in Tape & Reel (TR), this surface-mount IC is ideal for compact PCB designs. It features low quiescent current (6mA) and a supply current of 6.5mA (max), ensuring efficient power management. With 39dB PSRR at 120Hz, it provides excellent noise rejection, making it suitable for sensitive analog circuits. The device includes over-temperature and short-circuit protection, enhancing reliability in demanding environments.

L79L15ABD13TR Features

• Fixed -15V Output: Ensures consistent voltage regulation for precision applications.
• Low Quiescent Current (6mA): Reduces power dissipation, improving energy efficiency.
• High PSRR (39dB at 120Hz): Minimizes ripple and noise in power-sensitive circuits.
• Robust Protection: Built-in over-temperature and short-circuit safeguards.
• Surface-Mount Design (8-SOIC): Compact footprint for space-constrained layouts.
• Wide Compliance: ROHS3 and REACH Unaffected, suitable for global markets.
• Low Dropout Operation: Maintains regulation with minimal headroom.

L79L15ABD13TR Applications

• Industrial Control Systems: Stable voltage for sensors, actuators, and control logic.
• Consumer Electronics: Power management in audio amplifiers, displays, and peripherals.
• Medical Devices: Reliable regulation for diagnostic and monitoring equipment.
• Automotive Electronics: Auxiliary power for infotainment and safety systems.
• Telecom Infrastructure: Noise-sensitive RF and signal processing circuits.

Conclusion of L79L15ABD13TR

The L79L15ABD13TR stands out as a high-performance negative voltage regulator, combining low power consumption, robust protection, and superior noise immunity. Its 8-SOIC package and tape & reel packaging make it ideal for automated assembly, while its wide operating range ensures versatility across industries. Whether for industrial, medical, or automotive applications, this regulator delivers reliable, efficient, and compact power solutions.