PartsTable
Technical Data Sheet
MJ8503 ✓ 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: 0.300 INCHES MAXIMUM IN, overall_length: 1.550 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), special_features: JUNCTION PATTERN ARRANGEMENT: NPN, 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 5961-01-227-7596, 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
MJ8503
NSN: 5961-01-227-7596
FSC: 5961
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
overall_width1.050 INCHES MAXIMUM IN
overall_height0.300 INCHES MAXIMUM IN
overall_length1.550 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity2 PIN AND 1 CASE
power_rating_per_characteristic150.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-01-227-7596
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 MJ8503 MFR OEM TRANSISTOR
KEY FEATURES
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 800.0 MAXIMUM COLLECTOR-TO-EMITTER, SUBSTAINING VOLTAGE, BASE OPEN-CIRCUITED AND 1400.0 MAXIMUM COLLECTOR-TO-EMITTER SUBSTAINING VOLTAGE, WITH VOLTAGE BETWEEN BASE AND EMITTER AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
TERMINAL TYPE AND QUANTITY: 2 PIN AND 1 CASE
FEATURES PROVIDED: HERMETICALLY SEALED CASE
INTERNAL CONFIGURATION: JUNCTION CONTACT
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-3
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION DEGC
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC800.0 MAXIMUM COLLECTOR-TO-EMITTER, SUBSTAINING VOLTAGE, BASE OPEN-CIRCUITED AND 1400.0 MAXIMUM COLLECTOR-TO-EMITTER SUBSTAINING VOLTAGE, WITH VOLTAGE BETWEEN BASE AND EMITTER AND 8.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
TERMINAL TYPE AND QUANTITY2 PIN AND 1 CASE
FEATURES PROVIDEDHERMETICALLY SEALED CASE
INTERNAL CONFIGURATIONJUNCTION CONTACT
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-3
OVERALL LENGTH1.550 INCHES MAXIMUM IN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
CURRENT RATING PER CHARACTERISTIC5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
SEMICONDUCTOR MATERIALSILICON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
B2132Interchangeable
interchangeable cross-reference
interchangeable
501B2132Interchangeable
interchangeable cross-reference
interchangeable
XA7022AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MJ8503?
MJ8503 is a TRANSISTOR.
What parts can replace MJ8503?
There are 3 known substitutes for MJ8503: B2132, 501B2132, XA7022A. Substitute compatibility should be verified for your specific system.
What is the NSN for MJ8503?
MJ8503 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-227-7596. This indicates validated use in U.S. government and defense supply chains.
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