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KA7812 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
KA7812FAI100Yes

KA7812 is a positive voltage regulator manufactured by Fairchild Semiconductor (FAI).

The KA7812 is a positive voltage regulator manufactured by Fairchild Semiconductor (FAI).

Specifications:

  • Output Voltage: +12V
  • Output Current: Up to 1.5A
  • Input Voltage Range: 14.5V to 35V (recommended)
  • Dropout Voltage: 2V (typical)
  • Line Regulation: 0.01%/V (typical)
  • Load Regulation: 0.3% (typical)
  • Operating Temperature Range: 0°C to +125°C
  • Package Type: TO-220, TO-220FP, TO-3

Descriptions:

The KA7812 is a fixed three-terminal linear voltage regulator designed to provide a stable +12V output. It includes internal thermal overload protection, short-circuit protection, and safe operating area (SOA) protection.

Features:

  • Fixed +12V output
  • Internal thermal overload protection
  • Short-circuit current limiting
  • No external components required for operation
  • High ripple rejection
  • Low cost and reliable

This regulator is commonly used in power supply circuits for electronic devices requiring a stable +12V source.

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