What is D2058? – 60V, 3A, NPN Power Transistor – SavantIC

What is D2058?

This is a kind of NPN transistor. The D2058 is a versatile transistor that can be used in a wide range of electronic circuits for amplification and switching purposes. Its high current and voltage handling capabilities make it particularly suitable for use in power circuits. However, its limited frequency response and temperature sensitivity may limit its use in some high-performance applications.

Part Number: D2058, KSD2058

Function: 60V, Silicon NPN Power Transistor

Package: TO-220F Type

Manufacturer: SavantIC Semiconductor


D2058 datasheet pdf


This is a type of NPN bipolar junction transistor (BJT) that is commonly used in electronic circuits for amplification and switching applications.

Advantages Vs Disadvantages


1. High current handling capabilities:

Maximum collector current of 3A, which makes it suitable for use in circuits that require high current handling capabilities.

2. High voltage handling capabilities:

The transistor has a maximum collector-base voltage and a maximum collector-emitter voltage of 60V, making it suitable for use in circuits that require high voltage handling capabilities.

3. Easy to use:

The transistor is housed in a TO-220F package, which makes it easy to mount on a heatsink and incorporate into electronic circuits.


1. Limited frequency response:

The transistor has a low cutoff frequency, which limits its use in high-frequency applications.

2. Temperature sensitivity:

The transistor’s performance can be affected by changes in temperature, which can impact circuit performance.


1. With TO-220F package

2. Complement to type 2SB1366

3. Low collector saturation voltage :  VCE(SAT)=1.0V(Max) at IC=2A,IB=0.2A

4. Collector

power dissipation : Pc = 25W (Tc = 25°C)


Image and Pinouts:

D2058 pinout transistor


1. With general purpose applications


Absolute maximum ratings (Ta=25°C)

1. Collector-base voltage Open emitter : VCBO = 60 V

2. Collector-emitter voltage Open base : VCEO = 60 V

3. Emitter-base voltage Open collector : VEBO = 7 V

4. Collector current : IC = 3 A

5. Base current : IB = 0.5 A

D2058 Datasheet PDF

D2058 datasheet pdf


Other data sheets are available within the file: 2SD2058

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