onsemi

MC78L12ABD

MC78L12ABD Description

The MC78L12ABD is a linear voltage regulator designed and manufactured by onsemi, a reputable semiconductor company. This device is part of the Linear & Switching Voltage Regulators category and is known for its fixed output type and positive output configuration. With a minimum output voltage of 12V and an output current of 100mA, the MC78L12ABD is capable of providing stable and reliable power to various electronic circuits.

MC78L12ABD Features

• Fixed Output Voltage: The MC78L12ABD offers a fixed output voltage of 12V, ensuring consistent power delivery to connected devices.
• Low Output Current: With an output current of 100mA, this regulator is suitable for low-power applications where high current is not required.
• Single Regulator: The device features a single output regulator, making it ideal for simple power supply designs.
• Surface Mount Technology: The MC78L12ABD is designed for surface mount applications, allowing for compact and efficient PCB layouts.
• Over Temperature and Short Circuit Protection: This regulator includes built-in protection features to safeguard against potential damage due to over temperature and short circuits.
• Positive Output Configuration: The positive output configuration makes it suitable for applications requiring a positive voltage reference.
• Low Quiescent Current: The MC78L12ABD consumes only 6.5mA in quiescent mode, reducing power consumption in standby or low-power modes.

MC78L12ABD Applications

The MC78L12ABD is ideal for a variety of applications where a stable and reliable 12V output is required. Some specific use cases include:

1. Portable Electronics: Due to its low output current and compact form factor, the MC78L12ABD is well-suited for powering portable electronic devices such as smartphones, tablets, and wearables.
2. Industrial Control Systems: In industrial control systems, stable power supply is crucial. The MC78L12ABD can provide a reliable 12V output for microcontrollers and other control components.
3. Automotive Electronics: The MC78L12ABD can be used in automotive applications where a stable 12V power supply is needed for various electronic components, such as infotainment systems and sensor modules.

Conclusion of MC78L12ABD

The MC78L12ABD is a reliable and efficient linear voltage regulator from onsemi, offering a fixed 12V output with a low output current of 100mA. Its positive output configuration, surface mount technology, and built-in protection features make it suitable for a wide range of applications, including portable electronics, industrial control systems, and automotive electronics. Although the product is now considered obsolete, it remains a viable option for applications where a stable and reliable 12V power supply is required.