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Technical Data Sheet

2N4125 — Network Technical Data

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MOTOROLA (UK SALES) LTD (MOTOROLA SEMICONDUCTORS GROUP) · 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 MOTOROLA (UK SALES) LTD (MOTOROLA SEMICONDUCTORS GROUP) industrial component. Key specifications include MATERIAL: PLASTIC ENCLOSURE, OVERALL WIDTH: 0.165 INCHES MAXIMUM IN, OVERALL HEIGHT: 0.210 INCHES MAXIMUM IN, OVERALL LENGTH: 0.205 INCHES MAXIMUM IN, MOUNTING METHOD: TERMINAL, TERMINAL LENGTH: 0.500 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-269-2242, 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
2N4125
NSN: 5961-00-269-2242
FSC: 5961
CAGE: C7191 — ADELCO ELEKTRONIK GMBH (DEU)
SPECIFICATIONS
MATERIALPLASTIC ENCLOSURE
OVERALL WIDTH0.165 INCHES MAXIMUM IN
OVERALL HEIGHT0.210 INCHES MAXIMUM IN
OVERALL LENGTH0.205 INCHES MAXIMUM IN
MOUNTING METHODTERMINAL
TERMINAL LENGTH0.500 INCHES MINIMUM IN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
INTERNAL CONFIGURATIONJUNCTION CONTACT
SEMICONDUCTOR MATERIALSILICON
TERMINAL TYPE AND QUANTITY3 UNINSULATED WIRE LEAD
SPECIFICATION/STANDARD DATA80131-RELEASE5306 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
POWER RATING PER CHARACTERISTIC1.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
NSN5961-00-269-2242
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 2N4125 MFR MOTOROLA (UK SALES) LTD (MOTOROLA SEMICONDUCTORS GROUP) TRANSISTOR
KEY FEATURES
MOUNTING METHOD: TERMINAL
INTERNAL CONFIGURATION: JUNCTION CONTACT
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
TERMINAL LENGTH: 0.500 INCHES MINIMUM IN
POWER RATING PER CHARACTERISTIC: 1.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-92
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODTERMINAL
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: PNP
INTERNAL CONFIGURATIONJUNCTION CONTACT
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC30.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 4.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
TERMINAL LENGTH0.500 INCHES MINIMUM IN
POWER RATING PER CHARACTERISTIC1.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
OVERALL LENGTH0.205 INCHES MAXIMUM IN
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONTO-92
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT150.0 CELSIUS JUNCTION DEGC
OVERALL WIDTH0.165 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
94150-2Interchangeable
interchangeable cross-reference
interchangeable
257-102Interchangeable
interchangeable cross-reference
interchangeable
Q71253-1Interchangeable
interchangeable cross-reference
interchangeable
RELEASE5306Interchangeable
interchangeable cross-reference
interchangeable
915617Interchangeable
interchangeable cross-reference
interchangeable
2N4124Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2N4125?
2N4125 is a TRANSISTOR manufactured by MOTOROLA (UK SALES) LTD (MOTOROLA SEMICONDUCTORS GROUP).
What parts can replace 2N4125?
There are 18 known substitutes for 2N4125: 94150-2, 257-102, Q71253-1 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2N4125?
2N4125 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-269-2242. This indicates validated use in U.S. government and defense supply chains.
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