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Technical Data Sheet
1N959B ✓ 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: SILICON SEMICONDUCTOR, overall_length: 0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-761-2030, 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
1N959B
NSN: 5961-00-761-2030
FSC: 5961
CAGE: 80131 — ELECTRONIC INDUSTRIES ASSOCIATION
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_length0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length0.500 INCHES MINIMUM IN
overall_diameter0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
specification/standard_data80131-RELEASE 2959 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic400.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic15.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
NSN5961-00-761-2030
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 1N959B MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
SPECIFICATION/STANDARD DATA: 80131-RELEASE 2959 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
MATERIAL: GLASS ENCLOSURE
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
CURRENT RATING PER CHARACTERISTIC: 15.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
MOUNTING METHOD: TERMINAL
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 8.2 NOMINAL NOMINAL REGULATOR VOLTAGE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA80131-RELEASE 2959 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
MATERIALGLASS ENCLOSURE
MATERIALSILICON SEMICONDUCTOR
OVERALL LENGTH0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
CURRENT RATING PER CHARACTERISTIC15.00 MILLIAMPERES NOMINAL VOLTAGE REGULATOR DIODE CURRENT
MOUNTING METHODTERMINAL
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC8.2 NOMINAL NOMINAL REGULATOR VOLTAGE
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATIONDO-35
OVERALL DIAMETER0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
152-091Interchangeable
interchangeable cross-reference
interchangeable
1N982Interchangeable
interchangeable cross-reference
interchangeable
100429Interchangeable
interchangeable cross-reference
interchangeable
1N974AInterchangeable
interchangeable cross-reference
interchangeable
RELEASE2959Interchangeable
interchangeable cross-reference
interchangeable
1N964AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1N959B?
1N959B is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N959B?
There are 19 known substitutes for 1N959B: 152-091, 1N982, 100429 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1N959B?
1N959B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-761-2030. This indicates validated use in U.S. government and defense supply chains.
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