Overview
The L78L12ACZ is a three-terminal positive voltage regulator produced by STMicroelectronics. This component is part of the L78L series, which is known for its robustness and reliability. The L78L series regulators are designed to replace Zener diode/resistor combinations, offering improvements such as lower quiescent current and reduced noise. These regulators are essentially indestructible due to their internal current limiting and thermal shutdown features.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Temperature Min (°C) | 0.0 |
| Operating Temperature Max (°C) | 125.0 |
| ECCN US | EAR99 |
| ECCN EU | NEC |
| Packing Type | Ammopack |
| RoHS Compliant | Ecopack2 |
| Grade | Industrial |
| Package Name | TO-92 |
| Output Current | Up to 100 mA (with adequate heat-sink) |
| Output Voltage | 12 V |
Key Features
- Internal current limiting and thermal shutdown for enhanced reliability and protection.
- Low quiescent current and reduced noise compared to Zener diode/resistor combinations.
- Fixed voltage regulator with a stable output voltage of 12 V.
- Capable of delivering up to 100 mA output current with adequate heat-sinking.
- Industrial grade and RoHS compliant (Ecopack2).
- TO-92 package for ease of integration in various applications.
Applications
The L78L12ACZ is suitable for a wide range of applications requiring stable and reliable voltage regulation. These include:
- Power supplies and voltage regulators in industrial and consumer electronics.
- Replacement for Zener diode/resistor combinations in existing designs.
- Embedded systems and IoT devices requiring stable voltage supply.
- Automotive and aerospace applications where reliability and robustness are critical.
Q & A
- What is the output voltage of the L78L12ACZ?
The output voltage of the L78L12ACZ is 12 V.
- What is the maximum output current of the L78L12ACZ?
The L78L12ACZ can deliver up to 100 mA output current with adequate heat-sinking.
- What are the operating temperature ranges for the L78L12ACZ?
The operating temperature range is from 0°C to 125°C.
- Is the L78L12ACZ RoHS compliant?
- What package type does the L78L12ACZ come in?
The L78L12ACZ comes in a TO-92 package.
- What are the key protection features of the L78L12ACZ?
The L78L12ACZ features internal current limiting and thermal shutdown for enhanced reliability and protection.
- Can the L78L12ACZ replace Zener diode/resistor combinations?
- What are some common applications for the L78L12ACZ?
- Is the L78L12ACZ suitable for industrial use?
- What is the ECCN classification for the L78L12ACZ?
The ECCN US classification is EAR99, and the ECCN EU classification is NEC.
