L7918CV Negative Voltage Regulator IC

L7918CV is a negative fixed voltage regulator manufactured by STMicroelectronics. It is designed to provide a stable -18V output and is used in various power supply applications. Here are the specifications of L7918CV:

Technical Specifications:

• Type: Negative Voltage Regulator
• Output Voltage (Vout): -18V
• Input Voltage Range (Vin): -20.5V to -35V
• Maximum Output Current (Iout): 1.5A
• Maximum Power Dissipation: Depends on the heatsink used.
• Accuracy: ±2% typical output voltage accuracy
• Dropout Voltage: 2V to 2.5V
• Protection Features:
  • Overcurrent protection
  • Thermal shutdown (overheating protection)
• Package: TO-220
• Operating Temperature Range: -40°C ~ +125°C

Key Features:

1. Thermal Durability: The TO-220 package is suitable for heat dissipation and can be supported with a heatsink.
2. Stability: The output voltage is unaffected by load or input voltage variations.
3. Safety: Built-in overcurrent and thermal protection ensures reliable operation.

Applications:

• Power supply circuits requiring negative voltage
• Industrial and consumer electronics
• Electronic devices and equipment

L7918CV is a reliable component, ideal for projects that demand high stability and dependability.