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Technical Data Sheet
2N443 ✓ 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 SEMICONDUCTOR DEVICE,THYRISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.520 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 1.250 INCHES MAXIMUM IN, nominal_thread_size: 0.190 INCHES IN, semiconductor_material: GERMANIUM, thread_series_designator: UNF. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-752-0174, 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
2N443
NSN: 5961-00-752-0174
FSC: 5961
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
overall_length0.520 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter1.250 INCHES MAXIMUM IN
nominal_thread_size0.190 INCHES IN
semiconductor_materialGERMANIUM
thread_series_designatorUNF
mounting_facility_quantity1
terminal_type_and_quantity3 TAB, SOLDER LUG
current_rating_per_characteristic50.00 AMPERES MAXIMUM EMITTER CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
voltage_rating_in_volts_per_characteristic60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
maximum_operating_temp_per_measurement_point100.0 CELSIUS JUNCTION DEGC
electrode_internally-electrically_connected_to_caseCOLLECTOR
NSN5961-00-752-0174
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 2N443 MFR OEM SEMICONDUCTOR DEVICE,THYRISTOR
KEY FEATURES
MOUNTING FACILITY QUANTITY: 1
NOMINAL THREAD SIZE: 0.190 INCHES IN
OVERALL DIAMETER: 1.250 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-36
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
CURRENT RATING PER CHARACTERISTIC: 50.00 AMPERES MAXIMUM EMITTER CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITY QUANTITY1
NOMINAL THREAD SIZE0.190 INCHES IN
OVERALL DIAMETER1.250 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
OVERALL LENGTH0.520 INCHES MAXIMUM IN
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-36
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
CURRENT RATING PER CHARACTERISTIC50.00 AMPERES MAXIMUM EMITTER CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
SEMICONDUCTOR MATERIALGERMANIUM
THREAD SERIES DESIGNATORUNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
M699Interchangeable
interchangeable cross-reference
interchangeable
2N4443AInterchangeable
interchangeable cross-reference
interchangeable
2N4443Interchangeable
interchangeable cross-reference
interchangeable
2N442Interchangeable
interchangeable cross-reference
interchangeable
9157314Interchangeable
Same NIIN cross-reference
interchangeable
RELEASE2007Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N443?
2N443 is a SEMICONDUCTOR DEVICE,THYRISTOR.
What parts can replace 2N443?
There are 7 known substitutes for 2N443: M699, 2N4443A, 2N4443 and 4 more. Substitute compatibility should be verified for your specific system.
Is 2N443 still available?
2N443 is currently cancelled.
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