Overview
The L78L12ABZ-AP is a linear voltage regulator produced by STMicroelectronics. This device is designed to provide a stable 12V output voltage with a maximum current of 0.1A. It is part of the L78L series, known for its reliability and robust performance in various electronic applications. The regulator features internal current limiting and thermal shutdown, ensuring safe operation under adverse conditions. It is housed in a 3-pin TO-92 package, making it suitable for through-hole mounting on PCBs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 12 | V |
| Maximum Output Current | 0.1 | A |
| Input Voltage Range | 14.5 to 27 | V |
| Line Regulation | 250 mV (VI = 14.5 to 27 V) | mV |
| Load Regulation | 100 mV (IO = 1 to 100 mA) | mV |
| Quiescent Current | 6.5 mA (TJ = 25 °C) | mA |
| Dropout Voltage | 1.7 V | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | TO-92 | |
| Mounting Type | Through Hole | |
| Thermal Shutdown Protection | Yes | |
| Short Circuit Protection | Yes |
Key Features
- Fixed Output Voltage: Provides a stable 12V output voltage.
- Low Quiescent Current: Typical quiescent current of 6.5 mA at 25°C.
- Wide Input Voltage Range: Operates with input voltages from 14.5V to 27V.
- Internal Current Limiting and Thermal Shutdown: Ensures safe operation by limiting current and shutting down in case of overheating.
- Short Circuit Protection: Protects the device from short circuit conditions.
- RoHS Compliant: Meets RoHS (Restriction of Hazardous Substances) standards.
- Compact TO-92 Package: Suitable for through-hole mounting on PCBs.
Applications
The L78L12ABZ-AP is versatile and can be used in a variety of applications, including:
- Power Supplies: For providing stable voltage in DC power supplies.
- Microcontroller Systems: To regulate voltage for microcontrollers and associated peripherals.
- Industrial Control Systems: For reliable voltage regulation in industrial automation and control systems.
- Consumer Electronics: In devices requiring stable voltage regulation such as audio equipment, medical devices, and more.
Q & A
- What is the output voltage of the L78L12ABZ-AP?
The output voltage is 12V.
- What is the maximum output current of the L78L12ABZ-AP?
The maximum output current is 0.1A.
- What is the input voltage range for the L78L12ABZ-AP?
The input voltage range is from 14.5V to 27V.
- Does the L78L12ABZ-AP have thermal shutdown protection?
Yes, it has internal thermal shutdown protection.
- Is the L78L12ABZ-AP RoHS compliant?
Yes, it is RoHS compliant.
- What type of package does the L78L12ABZ-AP come in?
It comes in a TO-92 package.
- What is the operating temperature range of the L78L12ABZ-AP?
The operating temperature range is from -40°C to 125°C.
- Does the L78L12ABZ-AP have short circuit protection?
Yes, it has short circuit protection.
- What is the typical quiescent current of the L78L12ABZ-AP at 25°C?
The typical quiescent current is 6.5 mA.
- What is the dropout voltage of the L78L12ABZ-AP?
The dropout voltage is 1.7V.
