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Technical Data Sheet
SJ3998H ✓ 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_width: 1.050 INCHES MAXIMUM IN, overall_height: 0.450 INCHES MAXIMUM IN, overall_length: 1.573 INCHES MAXIMUM IN, transfer_ratio: 90.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER, mounting_method: UNTHREADED HOLE(S), features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-031-8485, 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
SJ3998H
NSN: 5961-01-031-8485
FSC: 5961
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
overall_width1.050 INCHES MAXIMUM IN
overall_height0.450 INCHES MAXIMUM IN
overall_length1.573 INCHES MAXIMUM IN
transfer_ratio90.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_methodUNTHREADED HOLE(S)
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity2 PIN AND 1 CASE
internal_junction_configurationPNP
power_rating_per_characteristic150.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
NSN5961-01-031-8485
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 SJ3998H MFR OEM TRANSISTOR
KEY FEATURES
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-3
INTERNAL JUNCTION CONFIGURATION: PNP
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
CURRENT RATING PER CHARACTERISTIC: 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
FEATURES PROVIDED: HERMETICALLY SEALED CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
MOUNTING FACILITY QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.573 INCHES MAXIMUM IN
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-3
INTERNAL JUNCTION CONFIGURATIONPNP
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
CURRENT RATING PER CHARACTERISTIC10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC AND 4.00 AMPERES MAXIMUM BASE CURRENT, DC
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
MOUNTING FACILITY QUANTITY2
INTERNAL CONFIGURATIONJUNCTION CONTACT
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
C11362-0002Interchangeable
interchangeable cross-reference
interchangeable
2859656Interchangeable
interchangeable cross-reference
interchangeable
3008259-018-101Interchangeable
interchangeable cross-reference
interchangeable
10934-1Interchangeable
interchangeable cross-reference
interchangeable
2N3789Interchangeable
interchangeable cross-reference
interchangeable
60909-1REVAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SJ3998H?
SJ3998H is a TRANSISTOR.
What parts can replace SJ3998H?
There are 12 known substitutes for SJ3998H: C11362-0002, 2859656, 3008259-018-101 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SJ3998H?
SJ3998H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-031-8485. This indicates validated use in U.S. government and defense supply chains.
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