PartsTable
Technical Data Sheet
1N2977B ✓ 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: 0.405 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 0.424 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, nominal_thread_size: 0.190 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-401-2945, 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
1N2977B
NSN: 5961-00-401-2945
FSC: 5961
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
overall_length0.405 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
overall_diameter0.424 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
nominal_thread_size0.190 INCHES IN
thread_series_designatorUNF
mounting_facility_quantity1
overall_width_across_flats0.437 INCHES MAXIMUM IN
terminal_type_and_quantity1 TAB, SOLDER LUG AND 1 THREADED STUD
nondefinitive_spec/std_data1N2977B TYPE
specification/standard_data81349-MIL-S-19500/124 GOVERNMENT SPECIFICATION
NSN5961-00-401-2945
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 1N2977B MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 13.0 NOMINAL NOMINAL REGULATOR VOLTAGE
POWER RATING PER CHARACTERISTIC: 10.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
OVERALL DIAMETER: 0.424 INCHES MAXIMUM IN
MATERIAL: SILICON SEMICONDUCTOR
MOUNTING METHOD: THREADED STUD(S)
MOUNTING FACILITY QUANTITY: 1
VOLTAGE TOLERANCE IN PERCENT: -5.0 TO 5.0
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: ANODE
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC13.0 NOMINAL NOMINAL REGULATOR VOLTAGE
POWER RATING PER CHARACTERISTIC10.0 WATTS MAXIMUM TOTAL POWER DISSIPATION
OVERALL DIAMETER0.424 INCHES MAXIMUM IN
MATERIALSILICON SEMICONDUCTOR
MOUNTING METHODTHREADED STUD(S)
MOUNTING FACILITY QUANTITY1
VOLTAGE TOLERANCE IN PERCENT-5.0 TO 5.0
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASEANODE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT175.0 CELSIUS JUNCTION DEGC
CURRENT RATING PER CHARACTERISTIC190.00 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT AND 750.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
89108805-03Interchangeable
interchangeable cross-reference
interchangeable
SZ13614-1Interchangeable
interchangeable cross-reference
interchangeable
BACD4X1Interchangeable
interchangeable cross-reference
interchangeable
1N2977BAInterchangeable
interchangeable cross-reference
interchangeable
4178600-289Interchangeable
interchangeable cross-reference
interchangeable
221448Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
Ready to buy 1N2977B?
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 1N2977B?
1N2977B is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 1N2977B?
There are 17 known substitutes for 1N2977B: 89108805-03, SZ13614-1, BACD4X1 and 14 more. Substitute compatibility should be verified for your specific system.
Is 1N2977B still available?
1N2977B is currently cancelled.
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 — 1N2977B