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Technical Data Sheet
SES550 ✓ 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: 0.450 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), overall_diameter: 1.050 INCHES MAXIMUM IN, semiconductor_material: SILICON, terminal_type_and_quantity: 2 UNINSULATED WIRE LEAD AND 1 CASE, power_rating_per_characteristic: 5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-139-2490, 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
SES550
NSN: 5961-00-139-2490
FSC: 5961
CAGE: 31338 — SEMITRONICS CORP (USA)
SPECIFICATIONS
overall_length0.450 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
overall_diameter1.050 INCHES MAXIMUM IN
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity2 UNINSULATED WIRE LEAD AND 1 CASE
power_rating_per_characteristic5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic30.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
voltage_rating_in_volts_per_characteristic80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
maximum_operating_temp_per_measurement_point200.0 CELSIUS JUNCTION DEGC
electrode_internally-electrically_connected_to_caseCOLLECTOR
NSN5961-00-139-2490
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 SES550 MFR OEM TRANSISTOR
KEY FEATURES
POWER RATING PER CHARACTERISTIC: 5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
OVERALL DIAMETER: 1.050 INCHES MAXIMUM IN
MOUNTING FACILITY QUANTITY: 2
SEMICONDUCTOR MATERIAL: SILICON
MOUNTING METHOD: UNTHREADED HOLE(S)
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION DEGC
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD AND 1 CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
TECHNICAL CHARACTERISTICS (FLIS)
POWER RATING PER CHARACTERISTIC5.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
OVERALL DIAMETER1.050 INCHES MAXIMUM IN
MOUNTING FACILITY QUANTITY2
SEMICONDUCTOR MATERIALSILICON
MOUNTING METHODUNTHREADED HOLE(S)
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD AND 1 CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE, DC AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE, DC AND 5.0 MAXIMUM EMITTER TO BASE VOLTAGE, DC
OVERALL LENGTH0.450 INCHES MAXIMUM IN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
928423-1Interchangeable
interchangeable cross-reference
interchangeable
SJ1659H1Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/456Interchangeable
interchangeable cross-reference
interchangeable
LPT0074Interchangeable
Same NIIN cross-reference
interchangeable
SJ5154Interchangeable
Same NIIN cross-reference
interchangeable
SP8745Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SES550?
SES550 is a TRANSISTOR.
What parts can replace SES550?
There are 9 known substitutes for SES550: 928423-1, SJ1659H1, MIL-PRF-19500/456 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SES550?
SES550 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-139-2490. This indicates validated use in U.S. government and defense supply chains.
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