Transistor BC108 TO-92

Transistor BC108 TO-92

Transistor BC108 TO-92

Transistor BC108 TO-92

Transistor BC108 NPN, 0.2A TO-92

Transistors

Reference: TRBC108T

Part.No: BC108 TO-92

€0.30

In Stock

Immediate Dispatch

The BC108 is a classic NPN Bipolar Junction Transistor (BJT) in a TO-92 package. Optimized for small-signal amplification and low-power switching applications across a wide frequency range, from audio circuits to RF hobbyist projects.

Add to cart

Subscribe To When In Stock

You have successfully subscribed to this product

Description
Product Details

BC108 Small Signal Transistor - High-Frequency Amplification & Switching

The BC108 is a reliable NPN transistor widely used in audio amplifiers, RF circuits and general-purpose low-signal switching. Its combination of moderate gain, high transition frequency and compact TO-92 package makes it ideal for vintage and modern hobbyist electronics alike.

Functions & Applications

High Transition Frequency: 150MHz operation, suitable for RF and audio pre-amplifier circuits.
Standard TO-92 Package: Through-hole design, breadboard-friendly, easy to prototype and replace.
Moderate Collector Current: 200mA maximum, adequate for small relay coils and signal-level loads.
Compact Power Dissipation: 0.75W at standard conditions, ideal for battery-powered and portable designs.

Technical Specifications

Parameter	Value / Specification
Transistor Type	BJT (Bipolar Junction Transistor)
Polarity / Channel	NPN
Package / Case	TO-92
Collector-Emitter Voltage (Vceo)	25V
Max Collector Current (Ic)	200mA
Power Dissipation (Pd)	750mW
Transition Frequency (fT)	150MHz
Mounting Type	Through-Hole (THT)

Frequently Asked Questions

Q: Is the BC108 suitable for RF circuits?
A: Yes. With a transition frequency of 150MHz, the BC108 is well-suited for RF pre-amplifiers, oscillators and low-frequency RF switching applications.

Q: What is the complementary PNP transistor for BC108?
A: The complementary PNP transistor is the BC178, which offers similar electrical characteristics and pinout compatibility.

Note: Price refers to one (1) piece. The component is shipped in bulk without individual packaging.

Transistor Type: BJT (Bipolar Junction Transistor)
Transistor Polarity / Channel: NPN
Transistor Case Style: TO-92

16 other products in the same category:

Power Transistor BDW51 NPN, TO-3

Transistors

Power Transistor BDW51 NPN, TO-3

Reference:

TRBDW51

The BDW51 is a high-power NPN Bipolar Junction Transistor (BJT) in a robust TO-3 metal package. Designed for heavy-duty linear amplification and power supply applications requiring superior thermal dissipation and reliability.

Last items in stock

Transistor AC127K NPN Germanium, 0.5A TO-1

Transistors

Transistor AC127K NPN Germanium, 0.5A TO-1

Reference:

TRAC127K

The AC127K is a germanium NPN transistor in a TO-1 heatsink-block package, designed for audio amplifier stages and vintage electronics repair where extra thermal stability is needed.

In Stock

Transistor BF196 NPN, TO-92

Transistors

Transistor BF196 NPN, TO-92

Reference:

TRBF196

The BF196 is a small-signal NPN BJT in TO-92 package, designed for RF and video IF amplification. Originally developed for television AGC (Automatic Gain Control) and broadband video circuits, the BF196 remains a reliable choice for vintage electronics restoration and RF applications.

In Stock

Power Transistor BF871 NPN, 300V TO-202

Transistors

Power Transistor BF871 NPN, 300V TO-202

Reference:

TRBF871

The BF871 is a high-voltage NPN power transistor in a TO-202 package with an integrated metal tab for heatsink mounting. Widely used in CRT display RGB amplification stages and video output circuits requiring robust voltage handling.

In Stock

Power Transistor IRF540N N-Channel, 33A TO-220AB

Power Transistor IRF540N N-Channel, 33A TO-220AB 2

Transistors

Power Transistor IRF540N N-Channel, 33A TO-220AB

Reference:

TRIRFZ540

The IRF540N is a high-performance N-Channel Power MOSFET in TO-220AB package. Designed for demanding switching and linear applications with extremely low on-resistance (RDS(on)), ideal for motor control, power supplies, and high-current DC switching.

In Stock

Transistor BC638 PNP, 1A TO-92

Transistor BC638 PNP, 1A TO-92 2

Transistors

Transistor BC638 PNP, 1A TO-92

Reference:

TRBC638

The BC638 is a PNP Bipolar Junction Transistor (BJT) in a TO-92 package, rated for -60V and 1A continuous collector current. Suited for moderately high voltage switching and driving loads such as relays and motors.

In Stock

Power Transistor AD149 PNP, TO-3

Transistors

Power Transistor AD149 PNP, TO-3

Reference:

TRAD149

The AD149 is a classic PNP Germanium Power Transistor in a TO-3 package. Designed for high-current amplification and audio power amplifier output stages where reliability and thermal management are critical.

In Stock

Transistor BC213 PNP, 30V, 0.2A, TO-92

Transistors

Transistor BC213 PNP, 0.2A TO-92

Reference:

TRBC213

The BC213 is a general-purpose PNP Bipolar Junction Transistor (BJT) in a TO-92 package, rated for 30V / 0.2A. Suitable for small-signal amplification and low-power switching in classic and hobbyist circuits.

Last items in stock

Transistor 2N2368

Transistors

Transistor 2N2368

Reference:

TR2N2368

Last items in stock

Power Transistor BU2508A NPN, 8A TO-247

Transistors

Power Transistor BU2508A NPN, 8A TO-247

Reference:

TRBU2508A

The BU2508A is a high-voltage NPN power transistor in a TO-247 package, purpose-built as a Line Output Transistor (LOPT) for CRT monitor and television deflection circuits. It drives the high-voltage flyback transformer in horizontal scanning stages.

Last items in stock

Transistor BD227 PNP, 45 V, 1.5 A, TO126

Transistors

Transistor BD227 PNP, 1.5A TO-126

Reference:

TRBD227

The BD227 is a PNP Bipolar Junction Transistor (BJT) rated for 45V / 1.5A, housed in a TO-126 package. Commonly used as a driver or complementary output stage transistor in audio amplifiers and general-purpose power switching circuits.

Last items in stock

Transistor 2SC1627 NPN, 0.15A TO-92

Transistors

Transistor 2SC1627 NPN, 0.15A TO-92

Reference:

TR2SC1627

The 2SC1627 is a high-voltage NPN Bipolar Junction Transistor (BJT) in a TO-92 package. Designed for signal amplification and switching in audio and power-sensitive applications requiring voltages up to 80V.

In Stock

Transistor BC370 PNP, 20V, 0.5A, 0.375W, TO-92

Transistors

Transistor BC370 PNP, 0.5A TO-92

Reference:

TRBC370

The BC370 is a general-purpose PNP Bipolar Junction Transistor (BJT) in a TO-92 package. Suited for small-signal amplification and low-power switching duties in hobbyist and general electronics projects.

Last items in stock

Transistor AC179K PNP Germanium

Transistors

Transistor AC179K PNP Germanium

Reference:

TRAC179K

The AC179K is a PNP Germanium audio frequency transistor. The "K" suffix denotes its built-in metal heatsink block.

In Stock

Transistor BD235 NPN, 60V, 2A, 25W, TO-126

Transistors

Power Transistor BD235 NPN, 2A TO-126

Reference:

TRBD235

The BD235 is an NPN power transistor (BJT) in a TO-126 package, rated for 60V and 2A. Suitable for audio amplifier output stages, motor drivers and general-purpose power switching.

Last items in stock

Transistor BF758 NPN, 0.5A TO-202

Transistors

Transistor BF758 NPN, 0.5A TO-202

Reference:

TRBF758

The BF758 is a high-voltage NPN Bipolar Junction Transistor (BJT) in a TO-202 package, rated for up to 300V. It was originally designed as a video/line output transistor for the cathode board of CRT televisions and computer monitors.

In Stock

Product added to wishlist

Product added to compare.