PartsTable
Technical Data Sheet
PT3645 ✓ 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: 0.380 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 0.375 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, unable_to_decode: UNABLE TO DECODE, nominal_thread_size: 0.164 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-128-2836, 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
PT3645
NSN: 5961-00-128-2836
FSC: 5961
CAGE: 01281 — TRW ELECTRONICS AND DEFENSE SECTOR RF DEVICES (USA)
SPECIFICATIONS
overall_length0.380 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter0.375 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
unable_to_decodeUNABLE TO DECODE
nominal_thread_size0.164 INCHES IN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
mounting_facility_quantity1
terminal_type_and_quantity2 UNINSULATED WIRE LEAD AND 1 THREADED STUD
power_rating_per_characteristic25.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
NSN5961-00-128-2836
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 PT3645 MFR OEM TRANSISTOR
KEY FEATURES
NOMINAL THREAD SIZE: 0.164 INCHES IN
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
CURRENT RATING PER CHARACTERISTIC: 2.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
SEMICONDUCTOR MATERIAL: SILICON
OVERALL DIAMETER: 0.375 INCHES MAXIMUM IN
MOUNTING METHOD: THREADED STUD(S)
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD AND 1 THREADED STUD
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.164 INCHES IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OVERALL LENGTH0.380 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC2.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
SEMICONDUCTOR MATERIALSILICON
OVERALL DIAMETER0.375 INCHES MAXIMUM IN
MOUNTING METHODTHREADED STUD(S)
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD AND 1 THREADED STUD
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC17.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 4.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
POWER RATING PER CHARACTERISTIC25.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
720PT3161CInterchangeable
interchangeable cross-reference
interchangeable
DMS 80069BInterchangeable
interchangeable cross-reference
interchangeable
976-0720-042Interchangeable
interchangeable cross-reference
interchangeable
PT3161EInterchangeable
interchangeable cross-reference
interchangeable
3N99Interchangeable
interchangeable cross-reference
interchangeable
M101Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PT3645?
PT3645 is a TRANSISTOR.
What parts can replace PT3645?
There are 17 known substitutes for PT3645: 720PT3161C, DMS 80069B, 976-0720-042 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PT3645?
PT3645 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-128-2836. This indicates validated use in U.S. government and defense supply chains.
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