BD679 NPN Darlington Transistors [TO-126] (original)

BD679 NPN Darlington Transistor (TO-126) - 80V, 4A Power Switch

The BD679 is an NPN Darlington power transistor. It is designed for electronic applications requiring high current gain. The device facilitates driving larger loads with minimal input current. It is supplied in a compact TO-126 package. This package supports efficient heat dissipation. The transistor is suitable for power switching, amplifier stages, and motor control circuits. It features an 80V collector-emitter voltage and a 4A collector current. The BD679 is intended for stable and efficient operation in various environments.

Specifications:

• Transistor Polarity: NPN
• Collector-Emitter Voltage (VCEO): 80 V
• Emitter-Base Voltage (VEBO): 5 V
• Collector-Base Voltage (VCBO): 80 V
• Max DC Collector Current (IC): 4 A
• Max Collector Cut-off Current: 200 µA
• Power Dissipation (Pd): 40 W
• Mounting Style: Through Hole
• Package/Case: TO-126
• Max Operating Temperature: +150 °C

Key features and benefits:

• High current gain via Darlington configuration
• NPN polarity for broad circuit compatibility
• TO-126 package for efficient heat dissipation
• 80V Collector-Emitter Voltage (VCEO)
• 4A Maximum DC Collector Current (IC)
• 40W power dissipation capability
• Designed for through-hole mounting

Applications:

• Power switching circuits
• Motor speed control systems
• Audio amplifier output stages
• Relay and solenoid drivers
• Voltage regulation systems

Frequently Asked Questions:

Q: What is the polarity of the BD679 transistor?
A: The BD679 is an NPN Darlington transistor.

Q: What is the maximum collector current for the BD679?
A: The maximum DC collector current (IC) for the BD679 is 4 A.

Q: What package type is the BD679 supplied in?
A: The BD679 is supplied in a TO-126 through-hole package.

Package Includes:

*Image shown is a representation only.

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