Datasheets
BC550B by:

Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, TO-92, 3 PIN

Part Details for BC550B by KEC

Results Overview of BC550B by KEC

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Applications Education and Research Industrial Automation Electronic Manufacturing

BC550B Information

BC550B by KEC 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 BC550B

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BC550B Part Data Attributes

BC550B KEC
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BC550B KEC Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, TO-92, 3 PIN
Part Life Cycle Code Obsolete
Ihs Manufacturer KEC CORP
Part Package Code TO-92
Package Description TO-92, 3 PIN
Pin Count 3
Reach Compliance Code compliant
ECCN Code EAR99
Additional Feature LOW NOISE
Collector Current-Max (IC) 0.1 A
Collector-Emitter Voltage-Max 45 V
Configuration SINGLE
DC Current Gain-Min (hFE) 200
JEDEC-95 Code TO-92
JESD-30 Code O-PBCY-T3
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 150 °C
Package Body Material PLASTIC/EPOXY
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type NPN
Power Dissipation-Max (Abs) 0.625 W
Qualification Status Not Qualified
Surface Mount NO
Terminal Form THROUGH-HOLE
Terminal Position BOTTOM
Transistor Application AMPLIFIER
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 300 MHz

Alternate Parts for BC550B

This table gives cross-reference parts and alternative options found for BC550B. 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 BC550B, 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
BC550B-AMMO NXP Semiconductors Check for Price TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal BC550B vs BC550B-AMMO
BC550B NXP Semiconductors Check for Price TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal BC550B vs BC550B
BC550B National Semiconductor Corporation Check for Price TRANSISTOR 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal BC550B vs BC550B
Part Number Manufacturer Composite Price Description Compare
ZTX757M1TC Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 BC550B vs ZTX757M1TC
ZTX510 Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 0.2A I(C), 12V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 BC550B vs ZTX510
ZTX657M1TC Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 BC550B vs ZTX657M1TC
ZTX603SMTA Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 BC550B vs ZTX603SMTA
2SC2383R Micro Commercial Components Check for Price 1000mA, 160V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, PLASTIC, TO-92MOD, 3 PIN BC550B vs 2SC2383R
ZTX650STZ Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 2A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 BC550B vs ZTX650STZ
BC372PSM Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 1A I(C), 100V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 BC550B vs BC372PSM
ZTX603SMTC Diodes Incorporated Check for Price Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 BC550B vs ZTX603SMTC
ZTX651M1TA Zetex / Diodes Inc Check for Price Small Signal Bipolar Transistor, 2A I(C), 60V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 BC550B vs ZTX651M1TA
ZTX455M1TA Zetex / Diodes Inc Check for Price Small Signal Bipolar Transistor, 1A I(C), 140V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 BC550B vs ZTX455M1TA

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