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Technical Data Sheet
2N1545 ✓ 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 overall_length: 0.375 INCHES NOMINAL IN, mounting_method: UNTHREADED HOLE(S), overall_diameter: 0.875 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-901-3271, 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
2N1545
NSN: 5961-00-901-3271
FSC: 5961
CAGE: 07256 — SILICON TRANSISTOR CORPORATION DBA SAME (USA)
SPECIFICATIONS
overall_length0.375 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
overall_diameter0.875 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
mounting_facility_quantity2
terminal_type_and_quantity2 UNINSULATED WIRE LEAD AND 1 CASE
specification/standard_data80131-RELEASE2984 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
current_rating_per_characteristic5.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
voltage_rating_in_volts_per_characteristic60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
NSN5961-00-901-3271
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 2N1545 MFR OEM TRANSISTOR
KEY FEATURES
MOUNTING METHOD: UNTHREADED HOLE(S)
INTERNAL CONFIGURATION: JUNCTION CONTACT
CURRENT RATING PER CHARACTERISTIC: 5.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 100.0 CELSIUS JUNCTION DEGC
SEMICONDUCTOR MATERIAL: GERMANIUM
OVERALL DIAMETER: 0.875 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD AND 1 CASE
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODUNTHREADED HOLE(S)
INTERNAL CONFIGURATIONJUNCTION CONTACT
CURRENT RATING PER CHARACTERISTIC5.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT100.0 CELSIUS JUNCTION DEGC
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
SEMICONDUCTOR MATERIALGERMANIUM
OVERALL DIAMETER0.875 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD AND 1 CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 30.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
OVERALL LENGTH0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
2N1554Interchangeable
interchangeable cross-reference
interchangeable
RELEASE2984Interchangeable
interchangeable cross-reference
interchangeable
2N1544Interchangeable
interchangeable cross-reference
interchangeable
2N1547Interchangeable
interchangeable cross-reference
interchangeable
Q0170Interchangeable
interchangeable cross-reference
interchangeable
2N1546Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N1545?
2N1545 is a TRANSISTOR.
What parts can replace 2N1545?
There are 11 known substitutes for 2N1545: 2N1554, RELEASE2984, 2N1544 and 8 more. Substitute compatibility should be verified for your specific system.
Is 2N1545 still available?
2N1545 is currently cancelled.
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