PartsTable
Technical Data Sheet
BC546 ✓ Verified by PartsTable
· SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The TRANSISTOR is a the manufacturer industrial component. Key specifications include material: PLASTIC ENCLOSURE, overall_width: 0.125 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN, overall_height: 0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN, overall_length: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN, mounting_method: TERMINAL, special_features: JUNCTION PATTERN ARRANGEMENT: NPN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-387-3898, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
BC546
NSN: 5961-01-387-3898
FSC: 5961
CAGE: K0577 — BRITISH SAROZAL LTD (GBR)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_width0.125 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
overall_height0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
overall_length0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
mounting_methodTERMINAL
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic100.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
voltage_rating_in_volts_per_characteristic65.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
NSN5961-01-387-3898
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN BC546 MFR OEM TRANSISTOR
KEY FEATURES
INTERNAL CONFIGURATION: JUNCTION CONTACT
POWER RATING PER CHARACTERISTIC: 500.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-92
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 65.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
SEMICONDUCTOR MATERIAL: SILICON
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL CONFIGURATIONJUNCTION CONTACT
POWER RATING PER CHARACTERISTIC500.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
OVERALL WIDTH0.125 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN
OVERALL HEIGHT0.175 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-92
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC65.0 MINIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
SEMICONDUCTOR MATERIALSILICON
OVERALL LENGTH0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
CURRENT RATING PER CHARACTERISTIC100.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
68712Interchangeable
interchangeable cross-reference
interchangeable
21632Interchangeable
interchangeable cross-reference
interchangeable
24002-9Interchangeable
interchangeable cross-reference
interchangeable
11-796-00-008Interchangeable
interchangeable cross-reference
interchangeable
53607Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BC546?
BC546 is a TRANSISTOR.
What parts can replace BC546?
There are 5 known substitutes for BC546: 68712, 21632, 24002-9 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BC546?
BC546 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-387-3898. This indicates validated use in U.S. government and defense supply chains.
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