2SD869 N-Channel Transistor Metal 600V 3.5A

The 2SD869 N-Channel Transistor Metal 600V 3.5A is a high-voltage, metal-case NPN power transistor built for demanding applications that require exceptional durability, long-term stability, and strong thermal performance. Moreover, this transistor stands out in circuits involving industrial power control, high-voltage switching, and audio power output stages thanks to its robust metal package and reliable electrical characteristics. Because authentic metal-case transistors are becoming rare in the modern component market, the 2SD869 is now considered new and rare, making it a valuable choice for technicians and engineers who require high-quality replacement parts.

Additionally, this transistor arrives in brand-new condition, ensuring consistent electrical performance even under heavy load and elevated temperatures. Its metal TO-3 style casing provides superior heat dissipation compared to plastic packages, which consequently enhances reliability in continuous or high-voltage operation. Furthermore, the 2SD869 supports fast switching response and maintains stable current gain, making it ideal for precision power applications.

Key Features

• High-voltage NPN transistor rated for 600V operation

• Metal-case design for exceptional heat dissipation

• Supports up to 3.5A continuous collector current

• Provides fast switching performance for demanding circuits

• Supplied as a new and rare original component

Typical Applications

• Industrial power switching and regulation

• High-voltage inverter circuits

• Audio amplifier driver and output stages

• Motor control and industrial automation systems

• Restoration of vintage or metal-case power electronics

Furthermore, the 2SD869 N-Channel Transistor Metal 600V 3.5A maintains stable performance across a wide temperature range, which makes it reliable for both analog and digital power systems. Consequently, engineers prefer this transistor in scenarios where voltage spikes, thermal stress, and long-term reliability must be managed carefully. Therefore, the 2SD869 continues to serve as a dependable component in both modern industrial applications and classic high-power equipment.

Datasheet Specifications

• Type: NPN Metal Power Transistor

• Collector–Emitter Voltage (Vceo): 600 V

• Collector–Base Voltage (Vcbo): 700 V

• Emitter–Base Voltage (Vebo): 5 V

• Collector Current (Ic): 3.5 A

• Power Dissipation: Approx. 80–100 W (with heatsink)

• DC Current Gain (hFE): 20–60

• Transition Frequency (ft): 2–3 MHz

• Package: Metal TO-3 style

• Pinout:

  1. Base

  2. Emitter
     Case = Collector

Why This Component Is Highly Valued

• Excellent choice for high-voltage and industrial power systems

• Metal casing ensures strong heat handling and long service life

• Rare and authentic component ideal for repairs and restoration

• Maintains strong performance under thermal and electrical stress

2SD869 N-Channel Transistor Metal 600V 3.5A Selection Notes

For more compatible parts, explore the components category at Electrolik. In addition, you can read more about transistor to understand the circuit concept before choosing replacements.