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Technical Data Sheet
1946237-1 ✓ 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: 0.205 INCHES MAXIMUM IN, overall_height: 0.165 INCHES MAXIMUM IN, overall_length: 0.210 INCHES MAXIMUM IN, transfer_ratio: 20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER, mounting_method: TERMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-004-7480, 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
1946237-1
NSN: 5961-00-004-7480
FSC: 5961
CAGE: 19315 — HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS (USA)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_width0.205 INCHES MAXIMUM IN
overall_height0.165 INCHES MAXIMUM IN
overall_length0.210 INCHES MAXIMUM IN
transfer_ratio20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
internal_junction_configurationNPN
power_rating_per_characteristic350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
NSN5961-00-004-7480
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 1946237-1 MFR OEM TRANSISTOR
KEY FEATURES
POWER RATING PER CHARACTERISTIC: 350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL LENGTH: 0.500 INCHES MINIMUM IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
CURRENT RATING PER CHARACTERISTIC: 600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
INTERNAL JUNCTION CONFIGURATION: NPN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.165 INCHES MAXIMUM IN
POWER RATING PER CHARACTERISTIC350.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL LENGTH0.500 INCHES MINIMUM IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
CURRENT RATING PER CHARACTERISTIC600.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
OVERALL WIDTH0.205 INCHES MAXIMUM IN
INTERNAL JUNCTION CONFIGURATIONNPN
OVERALL LENGTH0.210 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 6.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-92
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
531623-001Interchangeable
interchangeable cross-reference
interchangeable
14500021-001Interchangeable
interchangeable cross-reference
interchangeable
101-0070Interchangeable
interchangeable cross-reference
interchangeable
200-4400Interchangeable
interchangeable cross-reference
interchangeable
2N4400Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1946237-1?
1946237-1 is a TRANSISTOR.
What parts can replace 1946237-1?
There are 5 known substitutes for 1946237-1: 531623-001, 14500021-001, 101-0070 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1946237-1?
1946237-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-004-7480. This indicates validated use in U.S. government and defense supply chains.
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