PartsTable
Technical Data Sheet
RELEASE6578 ✓ 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: 0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN, overall_length: 1.573 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), overall_diameter: 0.875 INCHES MAXIMUM IN, special_features: WEAPON SYSTEM ESSENTIAL; JUNCTION PATTERN ARRANGEMENT: NPN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-033-2332, 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
RELEASE6578
NSN: 5961-01-033-2332
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
overall_width1.050 INCHES MAXIMUM IN
overall_height0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
overall_length1.573 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
overall_diameter0.875 INCHES MAXIMUM IN
special_featuresWEAPON SYSTEM ESSENTIAL; JUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
end_item_identificationSUPPORT EQUIPMENT, T-38 AIRCRAFT; SUPPORT EQUIPMENT, T-37 AIRCRAFT; SUPPORT EQUIPMENT, F-16 AIRCRAFT; PAVE PHASED ARRAY WARNING SYS (PAWS)
mounting_facility_quantity2
terminal_type_and_quantity2 PIN AND 1 CASE
NSN5961-01-033-2332
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 RELEASE6578 MFR OEM TRANSISTOR
KEY FEATURES
CURRENT RATING PER CHARACTERISTIC: 10.00 AMPERES MAXIMUM BASE CURRENT, DC AND 15.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 850.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 400.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 9.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: COLLECTOR
MOUNTING METHOD: UNTHREADED HOLE(S)
POWER RATING PER CHARACTERISTIC: 175.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
INTERNAL CONFIGURATION: JUNCTION CONTACT
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
CURRENT RATING PER CHARACTERISTIC10.00 AMPERES MAXIMUM BASE CURRENT, DC AND 15.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC850.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 400.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 9.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASECOLLECTOR
MOUNTING METHODUNTHREADED HOLE(S)
OVERALL LENGTH0.375 INCHES NOMINAL IN
POWER RATING PER CHARACTERISTIC175.0 MILLIWATTS MAXIMUM COLLECTOR POWER DISSIPATION
INTERNAL CONFIGURATIONJUNCTION CONTACT
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD AND 1 CASE
OVERALL DIAMETER0.875 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
2N6543Interchangeable
interchangeable cross-reference
interchangeable
5371-434Interchangeable
interchangeable cross-reference
interchangeable
2N6547Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-19500/525Interchangeable
interchangeable cross-reference
interchangeable
RELEASE6578Interchangeable
interchangeable cross-reference
interchangeable
2N6546Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RELEASE6578?
RELEASE6578 is a TRANSISTOR.
What parts can replace RELEASE6578?
There are 10 known substitutes for RELEASE6578: 2N6543, 5371-434, 2N6547 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RELEASE6578?
RELEASE6578 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-033-2332. This indicates validated use in U.S. government and defense supply chains.
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