PartsTable
Technical Data Sheet
40373A ✓ 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: 0.595 INCHES MAXIMUM0.595 INCHES MAXIMUM IN, mounting_method: TERMINALTERMINAL, terminal_length: 0.270 INCHES MINIMUM0.270 INCHES MINIMUM IN, internal_configuration: JUNCTION CONTACTJUNCTION CONTACT, semiconductor_material: SILICONSILICON, terminal_type_and_quantity: 3 PIN3 PIN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-104-8404, 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
40373A
NSN: 5961-00-104-8404
FSC: 5961
CAGE: C7191 — ADELCO ELEKTRONIK GMBH (DEU)
SPECIFICATIONS
overall_length0.595 INCHES MAXIMUM0.595 INCHES MAXIMUM IN
mounting_methodTERMINALTERMINAL
terminal_length0.270 INCHES MINIMUM0.270 INCHES MINIMUM IN
internal_configurationJUNCTION CONTACTJUNCTION CONTACT
semiconductor_materialSILICONSILICON
terminal_type_and_quantity3 PIN3 PIN
internal_junction_configurationNPNNPN
power_rating_per_characteristic5.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION5.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
maximum_operating_temp_per_measurement_point200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
electrode_internally-electrically_connected_to_caseCOLLECTORCOLLECTOR
NSN5961-00-104-8404
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 40373A MFR OEM TRANSISTOR
KEY FEATURES
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 160.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 160.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 140.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 140.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
POWER RATING PER CHARACTERISTIC: 5.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION5.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL TYPE AND QUANTITY: 3 PIN3 PIN
MOUNTING METHOD: TERMINALTERMINAL
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
SEMICONDUCTOR MATERIAL: SILICONSILICON
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTORCOLLECTOR
INTERNAL JUNCTION CONFIGURATION: NPNNPN
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC160.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 160.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 140.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 140.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN7.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
POWER RATING PER CHARACTERISTIC5.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION5.8 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL TYPE AND QUANTITY3 PIN3 PIN
MOUNTING METHODTERMINALTERMINAL
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION200.0 CELSIUS JUNCTION DEGC
SEMICONDUCTOR MATERIALSILICONSILICON
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTORCOLLECTOR
INTERNAL JUNCTION CONFIGURATIONNPNNPN
OVERALL LENGTH0.595 INCHES MAXIMUM0.595 INCHES MAXIMUM IN
CURRENT RATING PER CHARACTERISTIC2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 2.00 AMPERES MAXIMUM BASE CURRENT, DC AND 3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC3.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
40373Interchangeable
interchangeable cross-reference
interchangeable
21102Interchangeable
interchangeable cross-reference
interchangeable
1219739-207Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40373A?
40373A is a TRANSISTOR.
What parts can replace 40373A?
There are 3 known substitutes for 40373A: 40373, 21102, 1219739-207. Substitute compatibility should be verified for your specific system.
What is the NSN for 40373A?
40373A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-104-8404. This indicates validated use in U.S. government and defense supply chains.
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