PartsTable
Technical Data Sheet
MILS19500-255 ✓ 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: 0.210 INCHES MAXIMUM IN, transfer_ratio: 35.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.230 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-226-8583, 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
MILS19500-255
NSN: 5961-00-226-8583
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
overall_length0.210 INCHES MAXIMUM IN
transfer_ratio35.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.230 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE AND QUALITY ASSURANCE LEVEL TXV
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.100 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
function_for_which_designedSWITCHING
NSN5961-00-226-8583
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 MILS19500-255 MFR OEM TRANSISTOR
KEY FEATURES
SEMICONDUCTOR MATERIAL: SILICON
MOUNTING METHOD: TERMINAL
POWER RATING PER CHARACTERISTIC: 500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
INTERNAL CONFIGURATION: JUNCTION CONTACT
SPECIFICATION/STANDARD DATA: 81349-MIL-S-19500/255 GOVERNMENT SPECIFICATION
TERMINAL TYPE AND QUANTITY: 3 UNINSULATED WIRE LEAD
CURRENT RATING PER CHARACTERISTIC: 800.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
OVERALL DIAMETER: 0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SEMICONDUCTOR MATERIALSILICON
MOUNTING METHODTERMINAL
POWER RATING PER CHARACTERISTIC500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
INTERNAL CONFIGURATIONJUNCTION CONTACT
SPECIFICATION/STANDARD DATA81349-MIL-S-19500/255 GOVERNMENT SPECIFICATION
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
CURRENT RATING PER CHARACTERISTIC800.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
OVERALL DIAMETER0.209 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN
TEST DATA DOCUMENT81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
947092-2220Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/255Interchangeable
interchangeable cross-reference
interchangeable
38640030Interchangeable
interchangeable cross-reference
interchangeable
SMB653437-1Interchangeable
interchangeable cross-reference
interchangeable
2N2221Interchangeable
interchangeable cross-reference
interchangeable
SMB653437-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MILS19500-255?
MILS19500-255 is a TRANSISTOR.
What parts can replace MILS19500-255?
There are 19 known substitutes for MILS19500-255: 947092-2220, MIL-PRF-19500/255, 38640030 and 16 more. Substitute compatibility should be verified for your specific system.
Is MILS19500-255 still available?
MILS19500-255 is currently cancelled.
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