Transistor D882 NPN 3A 30V

Overview:Transistor D882 NPN 3A 30V

The Transistor D882 is a high-performance NPN bipolar junction transistor (BJT) used for medium-power amplification and switching. It combines stability, fast response, and durability, making it ideal for audio amplifiers, motor drivers, and power control systems.
Moreover, it provides excellent current handling of up to 3 amperes and supports collector-emitter voltages of 30 volts, ensuring reliability in both industrial and consumer electronic designs.
Therefore, the Transistor D882 is often chosen by engineers who value efficiency and versatility in circuit performance.

Key Features

• Transistor Type: NPN

• Collector–Emitter Voltage (V_CEO): 30 V

• Collector–Base Voltage (V_CBO): 40 V

• Emitter–Base Voltage (V_EBO): 5 V

• Collector Current (I_C): 3 A (continuous)

• DC Current Gain (h_FE): 60–400

• Power Dissipation: 1 W

• Package Type: TO-126 / TO-220 for efficient heat dissipation

In addition, the Transistor D882 offers low saturation voltage, which helps reduce energy loss during operation.
Consequently, it performs efficiently even under moderate load and temperature variations.

Typical Applications

The Transistor D882 is commonly used in:

• Audio amplifier driver and output stages

• Motor speed control and DC switching

• Relay and solenoid driving circuits

• LED lighting and voltage regulator modules

• Pulse control and timing circuits

• Educational and prototyping projects

Furthermore, it is often paired with complementary transistors such as B772 to create balanced push-pull amplifier stages. As a result, it supports clean and distortion-free signal output in audio systems.

Electrical Characteristics (at T_a = 25 °C)

Advantages

• Provides fast switching speed, therefore suitable for pulse and PWM applications.

• Offers low collector-emitter saturation, resulting in better efficiency.

• Ensures thermal and electrical stability under continuous operation.

• Furthermore, its compact package allows easy integration into PCB designs.

• Delivers consistent gain and minimal distortion for clean output performance.

Summary

In conclusion, the Transistor D882 is a versatile and reliable NPN transistor that ensures smooth amplification and switching in various electronic circuits.
Because of its 3-ampere current capacity and 30-volt rating, it performs excellently in audio amplifiers, lighting controls, and power supply systems.
Moreover, it offers fast response, long-term durability, and low power loss, making it a preferred choice among engineers, technicians, and DIY enthusiasts.