PartsTable
Technical Data Sheet
1N5257B ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: PLASTIC ENCLOSURE, overall_length: 0.300 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.000 INCHES MINIMUM IN, overall_diameter: 0.107 INCHES MAXIMUM IN, special_test_features: TESTED PER BASE TEN SYSTEMS DWG 20214. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-169-6514, 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
1N5257B
NSN: 5961-01-169-6514
FSC: 5961
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)
SPECIFICATIONS
materialPLASTIC ENCLOSURE
overall_length0.300 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM IN
overall_diameter0.107 INCHES MAXIMUM IN
special_test_featuresTESTED PER BASE TEN SYSTEMS DWG 20214
terminal_circle_diameter0.022 INCHES MAXIMUM IN
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
voltage_tolerance_in_percent-10.0 TO 10.0
power_rating_per_characteristic500.0 MILLIWATTS NOMINAL TOTAL POWER DISSIPATION
current_rating_per_characteristic3.80 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
voltage_rating_in_volts_per_characteristic33.0 NOMINAL REGULATOR VOLTAGE, DC
NSN5961-01-169-6514
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 1N5257B MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
MATERIAL: PLASTIC ENCLOSURE
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
TERMINAL CIRCLE DIAMETER: 0.022 INCHES MAXIMUM IN
OVERALL DIAMETER: 0.107 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS JUNCTION DEGC
VOLTAGE TOLERANCE IN PERCENT: -10.0 TO 10.0
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC ENCLOSURE
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
TERMINAL CIRCLE DIAMETER0.022 INCHES MAXIMUM IN
OVERALL DIAMETER0.107 INCHES MAXIMUM IN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT200.0 CELSIUS JUNCTION DEGC
VOLTAGE TOLERANCE IN PERCENT-10.0 TO 10.0
MATERIALSILICON SEMICONDUCTOR
OVERALL LENGTH0.300 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC33.0 NOMINAL REGULATOR VOLTAGE, DC
POWER RATING PER CHARACTERISTIC500.0 MILLIWATTS NOMINAL TOTAL POWER DISSIPATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
JANC25TYPECP53B1DF504VInterchangeable
interchangeable cross-reference
interchangeable
20214Interchangeable
interchangeable cross-reference
interchangeable
615506Interchangeable
interchangeable cross-reference
interchangeable
7214C1TX9Interchangeable
interchangeable cross-reference
interchangeable
700254Interchangeable
interchangeable cross-reference
interchangeable
20160Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N5257B?
1N5257B is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N5257B?
There are 23 known substitutes for 1N5257B: JANC25TYPECP53B1DF504V, 20214, 615506 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N5257B?
1N5257B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-169-6514. This indicates validated use in U.S. government and defense supply chains.
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