L7912CV Negative Voltage Regulator IC

The L7912CV is a negative voltage regulator IC, produced by STMicroelectronics. Its primary function is to deliver a -12V output, making it an essential component in power supply circuits. The L7912CV is recognized for its reliability and superior performance in a variety of power management applications.

Technical Details:

• Type: Negative Voltage Regulator
• Output Voltage (Vout): -12V
• Input Voltage Range (Vin): -14.5V to -35V
• Maximum Output Current (Iout): 1.5A
• Maximum Power Dissipation: Determined by the application of a heatsink
• Accuracy: Typical output voltage accuracy is ±2%
• Dropout Voltage: Ranges from 2V to 2.5V
• Protection Features: Includes short-circuit protection and thermal shutdown (overheating protection)
• Package: TO-220
• Operating Temperature Range: -40°C to +125°C

Key Characteristics:

• Thermal Durability: The TO-220 package ensures effective heat dissipation and supports the use of a heatsink.
• Stability: The output voltage remains stable despite load variations.
• Safety: The IC features built-in overcurrent and thermal protection for dependable operation.

Applications:

The L7912CV is suitable for use in:

• Power supply circuits that need negative fixed voltage
• Various electronic devices and equipment
• Both industrial and consumer electronics applications