L78L15ABZ - STMicroelectronics

Manufacturer Part Number

L78L15ABZ

Manufacturer

STMicroelectronics

Introduction

The L78L15ABZ is a linear, low drop-out (LDO) regulator designed for power management, belonging to the voltage regulators category. It is designed to offer a fixed output voltage with a simple setup requiring minimal external components.

Product Features and Performance

Provides a fixed output voltage of 15V.

Supports input voltages up to 35V.

Output current capability of 100mA suitable for low power applications.

Low quiescent current of 6 mA, enhancing energy efficiency.

Features over current, over temperature, and short circuit protection for increased reliability.

39dB Power Supply Rejection Ratio (PSRR) at 120Hz, ensuring stable operation under varying input conditions.

Product Advantages

High reliability with built-in safety features.

Suitable for operation over a wide range of temperatures from -40°C to 125°C.

Energy-efficient thanks to its low quiescent current.

Key Technical Parameters

Voltage Input (Max): 35V.

Voltage Output (Min/Fixed): 15V.

Current Output: 100mA.

Current Quiescent (Iq): 6 mA.

PSRR: 39dB (120Hz).

Operating Temperature: -40°C ~ 125°C.

Quality and Safety Features

Over Current, Over Temperature, and Short Circuit Protection.

Compatibility

Through Hole Mounting Type allows compatibility with general-purpose PCBs.

Encased in a TO-92-3 package, familiar for ease of integration into existing designs.

Application Areas

Ideal for low power electronic circuits, microcontrollers, and peripheral devices requiring a stable 15V power supply.

Useful in consumer electronics, automation systems, and hobbyist projects where size and power efficiency are considerations.

Product Lifecycle

Classified as Obsolete, indicating it is at the end of its product lifecycle with limited availability.

Replacements or upgrade options may need to be considered for new designs.

Several Key Reasons to Choose This Product

Reliability and safety with built-in protection features.

Energy efficiency through low quiescent current usage.

Wide operation temperature range suits varied environmental conditions.

Simplified design requirements with minimal external components.

Obsolescence status requires careful stock management and consideration for long-term projects.