Datasheets
BC550B by:

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

Part Details for BC550B by Fairchild Semiconductor Corporation

Overview of BC550B by Fairchild Semiconductor Corporation

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Applications Education and Research Industrial Automation Electronic Manufacturing

Part Details for BC550B

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BC550B Part Data Attributes:

BC550B Fairchild Semiconductor Corporation
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BC550B Fairchild Semiconductor Corporation Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, LEAD FREE, TO-92, 3 PIN
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP
Part Package Code TO-92
Package Description LEAD FREE, TO-92, 3 PIN
Pin Count 3
Manufacturer Package Code 3LD, TO-92, MOLDED, STD STRAIGHT LD (NO EOL CODE)
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8541.21.00.95
Additional Feature LOW NOISE
Case Connection ISOLATED
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
JESD-609 Code e1
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 Finish TIN SILVER COPPER
Terminal Form THROUGH-HOLE
Terminal Position BOTTOM
Transistor Application SWITCHING
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 Description Manufacturer Compare
BC550B NPN Epitaxial Silicon Transistor, TO-92 3L, 10000-BULK onsemi BC550B vs BC550B
BC550B-T/R TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal NXP Semiconductors BC550B vs BC550B-T/R
BC550B TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal NXP Semiconductors BC550B vs BC550B
BC550B Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92, Crimson Semiconductor Inc BC550B vs BC550B
BC550B 100mA, 45V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92 Motorola Mobility LLC BC550B vs BC550B
BC550B Small Signal Bipolar Transistor, 0.1A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 Continental Device India Ltd BC550B vs BC550B
BC550B-AMMO TRANSISTOR 100 mA, 45 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal NXP Semiconductors BC550B vs BC550B-AMMO
Part Number Description Manufacturer Compare
ZTX556 Small Signal Bipolar Transistor, 0.5A I(C), 200V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 Diodes Incorporated BC550B vs ZTX556
ZTX600STOA Small Signal Bipolar Transistor, 1A I(C), 140V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 Zetex / Diodes Inc BC550B vs ZTX600STOA
ZTX557M1TC Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 Diodes Incorporated BC550B vs ZTX557M1TC
BSR52-AMMO TRANSISTOR 1000 mA, 80 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92, BIP General Purpose Small Signal NXP Semiconductors BC550B vs BSR52-AMMO
ZTX557M1 Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, PLASTIC, TO-92 COMPATIBLE, E-LINE PACKAGE-3 Diodes Incorporated BC550B vs ZTX557M1
ZTX455M1TA Small Signal Bipolar Transistor, 1A I(C), 140V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 Zetex / Diodes Inc BC550B vs ZTX455M1TA
ZTX751SMTC Small Signal Bipolar Transistor, 2A I(C), 60V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 Diodes Incorporated BC550B vs ZTX751SMTC
ZTX651M1TC Small Signal Bipolar Transistor, 2A I(C), 60V V(BR)CEO, 1-Element, NPN, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 Zetex / Diodes Inc BC550B vs ZTX651M1TC
ZTX556STOA Small Signal Bipolar Transistor, 0.5A I(C), 200V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 COMPATIBLE, E-LINE PACKAGE-3 Diodes Incorporated BC550B vs ZTX556STOA
ZTX712M1TA Small Signal Bipolar Transistor, 0.8A I(C), 60V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 STYLE, E-LINE PACKAGE-3 Diodes Incorporated BC550B vs ZTX712M1TA

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