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Technical Data Sheet
2N404 ✓ 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 SET is a the manufacturer industrial component. Key specifications include overall_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, transfer_ratio: 40.0 NOMINAL SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: PNP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-260-1677, 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
2N404
NSN: 5961-00-260-1677
FSC: 5961
CAGE: 89753 — ALLEGHENY INTL INC TRUE TEMPER HARDWARE DIV (USA)
SPECIFICATIONS
overall_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
transfer_ratio40.0 NOMINAL SMALL-SIGNAL SHORT-CIRCUIT FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: PNP
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialGERMANIUM
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
specification/standard_data81349-MIL-S-19500/20 GOVERNMENT SPECIFICATION
NSN5961-00-260-1677
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 2N404 MFR OEM SEMICONDUCTOR DEVICE SET
KEY FEATURES
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 100.0 CELSIUS AMBIENT AIR DEGC
TERMINAL CIRCLE DIAMETER: 0.200 INCHES NOMINAL IN
CURRENT RATING PER CHARACTERISTIC: 100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
MOUNTING METHOD: TERMINAL
TERMINAL LENGTH: 1.500 INCHES MINIMUM IN
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 25.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 12.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
SEMICONDUCTOR MATERIAL: GERMANIUM
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT100.0 CELSIUS AMBIENT AIR DEGC
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
CURRENT RATING PER CHARACTERISTIC100.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
MOUNTING METHODTERMINAL
TERMINAL LENGTH1.500 INCHES MINIMUM IN
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC25.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 12.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
SEMICONDUCTOR MATERIALGERMANIUM
FEATURES PROVIDEDHERMETICALLY SEALED CASE
OVERALL LENGTH0.245 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
2N404Interchangeable
interchangeable cross-reference
interchangeable
TQ4401Interchangeable
interchangeable cross-reference
interchangeable
SES227Interchangeable
interchangeable cross-reference
interchangeable
65326500Interchangeable
interchangeable cross-reference
interchangeable
GIRDER 232036373Interchangeable
interchangeable cross-reference
interchangeable
81-51Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N404?
2N404 is a SEMICONDUCTOR DEVICE SET.
What parts can replace 2N404?
There are 12 known substitutes for 2N404: 2N404, TQ4401, SES227 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N404?
2N404 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-260-1677. This indicates validated use in U.S. government and defense supply chains.
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