PartsTable
Technical Data Sheet
2N657 ✓ 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: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, transfer_ratio: 90.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, special_features: 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 5961-00-132-4868, 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
2N657
NSN: 5961-00-132-4868
FSC: 5961
CAGE: 50891 — SEMICONDUCTOR TECHNOLOGY, INC. DBA SEMICONDUCTOR TECHNOLOGY INC (USA)
SPECIFICATIONS
overall_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
transfer_ratio90.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.335 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
end_item_identificationTYPE/MODEL UG1000A3
terminal_circle_diameter0.200 INCHES NOMINAL IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
NSN5961-00-132-4868
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 2N657 MFR OEM TRANSISTOR
KEY FEATURES
SEMICONDUCTOR MATERIAL: SILICON
TERMINAL LENGTH: 1.500 INCHES MINIMUM IN
TRANSFER RATIO: 90.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-5
FEATURES PROVIDED: HERMETICALLY SEALED CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
CURRENT RATING PER CHARACTERISTIC: 200.00 MILLIAMPERES NOMINAL COLLECTOR CURRENT, DC
POWER RATING PER CHARACTERISTIC: 4.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
TECHNICAL CHARACTERISTICS (FLIS)
SEMICONDUCTOR MATERIALSILICON
TERMINAL LENGTH1.500 INCHES MINIMUM IN
TRANSFER RATIO90.0 MAXIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-5
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 8.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 100.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
CURRENT RATING PER CHARACTERISTIC200.00 MILLIAMPERES NOMINAL COLLECTOR CURRENT, DC
POWER RATING PER CHARACTERISTIC4.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
TERMINAL CIRCLE DIAMETER0.200 INCHES NOMINAL IN
OVERALL LENGTH0.260 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
2N657Interchangeable
interchangeable cross-reference
interchangeable
200-754Interchangeable
interchangeable cross-reference
interchangeable
296-617Interchangeable
interchangeable cross-reference
interchangeable
JAN2N338Interchangeable
interchangeable cross-reference
interchangeable
13-116007-1Interchangeable
interchangeable cross-reference
interchangeable
414828-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
Ready to buy 2N657?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2N657?
2N657 is a TRANSISTOR.
What parts can replace 2N657?
There are 12 known substitutes for 2N657: 2N657, 200-754, 296-617 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N657?
2N657 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-132-4868. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2N657