The CJ78L12-TA is a three-terminal positive voltage regulator manufactured by Jiangsu Changjiang Electronics Technology Co., Ltd (JCET). This regulator provides a fixed +12V output voltage and is designed for a wide range of applications. It is a member of the popular 78Lxx series of linear voltage regulators, known for their simplicity and ease of use.

Applications

• Power supplies for small electronic devices
• Voltage regulation in consumer electronics
• Battery chargers
• Linear regulators for microcontrollers and other digital circuits
• Post-regulation for switching power supplies

Features

• Fixed +12V output voltage
• Output current up to 100mA
• Internal thermal overload protection
• Internal short circuit current limiting
• No external components required
• Available in TO-92 package

Benefits

• Stable and reliable +12V output voltage.
• Protection against overheating and short circuits, enhancing system reliability.
• Simplified circuit design due to minimal external component requirements.
• Cost-effective solution for voltage regulation.
• Easy integration into existing circuits due to standard TO-92 package.

Additional Details

The CJ78L12-TA requires a minimum input voltage of approximately 14.5V to maintain a stable +12V output. It can handle input voltages up to a maximum of 30V. The regulator includes internal protection circuitry to prevent damage from excessive temperature or short circuits. The TO-92 package is commonly used for low-power components and is easy to solder and handle.

Specific technical specifications include: Output voltage: +12V, Output current: up to 100mA, Input voltage range: 14.5V to 30V (check the datasheet for absolute max ratings), Operating temperature range: 0°C to +125°C (check the datasheet for exact ratings). Package: TO-92.