onsemi

MC78L12ACDG

MC78L12ACDG Description

The MC78L12ACDG is a linear voltage regulator designed and manufactured by onsemi, a leading semiconductor company. This device is part of the Linear & Switching Voltage Regulators category and is known for its fixed output voltage of 12V and a maximum output current of 100mA. The MC78L12ACDG is designed for surface mount applications and is packaged in a tube, making it suitable for a wide range of electronic devices.

MC78L12ACDG Features

• Output Type: Fixed
• Voltage - Input (Max): 35V
• Current - Output: 100mA
• Number of Regulators: 1
• Output Configuration: Positive
• Product Status: Obsolete (Note: This product is no longer in production, but may still be available through authorized distributors or as surplus stock)
• REACH Status: REACH Unaffected
• Mfr: onsemi
• Voltage - Output (Min/Fixed): 12V
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Operating Temperature: 0°C ~ 125°C
• Current - Quiescent (Iq): 6.5 mA
• PSRR: 42dB (120Hz)
• ECCN: EAR99
• Mounting Type: Surface Mount
• Protection Features: Over Temperature, Short Circuit
• HTSUS: 8542.39.0001
• Package: Tube
• Base Product Number: MC78L12

The MC78L12ACDG offers several advantages over similar models, including its fixed output voltage, which ensures stable power supply to connected devices. Its low quiescent current of 6.5 mA helps to minimize power consumption in battery-powered applications. Additionally, the device's over-temperature and short-circuit protection features help to safeguard connected components from potential damage.

MC78L12ACDG Applications

The MC78L12ACDG is ideal for a variety of applications where a stable 12V power supply is required. Some specific use cases include:

1. Portable Electronics: Due to its low quiescent current, the MC78L12ACDG is well-suited for battery-powered devices such as smartphones, tablets, and wearables.
2. Industrial Control Systems: The device's ability to operate over a wide temperature range (0°C to 125°C) makes it suitable for use in industrial control systems and other applications where temperature fluctuations are common.
3. Automotive Applications: The MC78L12ACDG can be used in automotive systems, such as infotainment systems and sensor interfaces, where a stable power supply is critical for reliable operation.

Conclusion of MC78L12ACDG

The MC78L12ACDG is a reliable and efficient linear voltage regulator that offers a fixed 12V output and is well-suited for a variety of applications. While it is now considered obsolete, it remains a viable option for existing designs or as a replacement for similar models. Its unique features, such as low quiescent current and built-in protection, make it an attractive choice for designers looking to optimize power consumption and ensure component safety.