Datasheets
BC108B by:

20V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18

Part Details for BC108B by STMicroelectronics

Results Overview of BC108B by STMicroelectronics

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BC108B Information

BC108B by STMicroelectronics is a Small Signal Bipolar Transistor.
Small Signal Bipolar Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

Part Details for BC108B

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BC108B Part Data Attributes

BC108B STMicroelectronics
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BC108B STMicroelectronics 20V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer STMICROELECTRONICS
Reach Compliance Code not_compliant
ECCN Code EAR99
Additional Feature LOW NOISE
Collector Current-Max (IC) 0.2 A
Collector-Emitter Voltage-Max 20 V
Configuration SINGLE
DC Current Gain-Min (hFE) 200
JEDEC-95 Code TO-18
JESD-30 Code O-MBCY-W3
JESD-609 Code e0
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 175 °C
Package Body Material METAL
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.6 W
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish TIN LEAD
Terminal Form WIRE
Terminal Position BOTTOM
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 100 MHz

Alternate Parts for BC108B

This table gives cross-reference parts and alternative options found for BC108B. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BC108B, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
BC108B Micro Electronics Corporation Check for Price Small Signal Bipolar Transistor, 0.2A I(C), NPN, BC108B vs BC108B
BC108B.MOD TT Electronics Power and Hybrid / Semelab Limited Check for Price 100mA, 20V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18, TO-18, 3 PIN BC108B vs BC108B.MOD
BC108B Micro Electronics Ltd Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 1-Element, NPN, BC108B vs BC108B
BC108B NXP Semiconductors Check for Price TRANSISTOR 100 mA, 20 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-18, BIP General Purpose Small Signal BC108B vs BC108B
Part Number Manufacturer Composite Price Description Compare
2N4400BU Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, LEAD FREE PACKAGE-3 BC108B vs 2N4400BU
MPS6560TRELEADFREE Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 25V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, BC108B vs MPS6560TRELEADFREE
MPS6532 NXP Semiconductors Check for Price TRANSISTOR 600 mA, 40 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal BC108B vs MPS6532
2N718 Swampscott Electronics Co Inc Check for Price Small Signal Bipolar Transistor, 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, TO-18, 3 PIN BC108B vs 2N718
BFX86.MODE4 TT Electronics Power and Hybrid / Semelab Limited Check for Price 1000mA, 35V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-205AD, HERMETIC SEALED, METAL, TO-39, 3 PIN BC108B vs BFX86.MODE4
2N930A General Diode Corp Check for Price Small Signal Bipolar Transistor, 0.03A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, TO-18, 3 PIN BC108B vs 2N930A
MPS3704 Continental Device India Ltd Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 BC108B vs MPS3704
MPS3706 Continental Device India Ltd Check for Price Small Signal Bipolar Transistor, 0.6A I(C), 1-Element, NPN, Silicon, TO-92, PLASTIC, TO-92, 3 PIN BC108B vs MPS3706
2N3709TRE Central Semiconductor Corp Check for Price Small Signal Bipolar Transistor, 30V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, BC108B vs 2N3709TRE
2N718 General Diode Corp Check for Price Small Signal Bipolar Transistor, 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-18, TO-18, 3 PIN BC108B vs 2N718

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