PartsTable
Technical Data Sheet
121G3135 ✓ 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_width: 1.050 INCHES MAXIMUM IN, overall_height: 0.270 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, overall_length: 1.573 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), special_features: JUNCTION PATTERN ARRANGEMENT: NPN, internal_configuration: JUNCTION CONTACT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-235-3226, 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
121G3135
NSN: 5961-00-235-3226
FSC: 5961
CAGE: 67177 — ZENITH ELECTRONICS CORPORATION (USA)
SPECIFICATIONS
overall_width1.050 INCHES MAXIMUM IN
overall_height0.270 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
overall_length1.573 INCHES MAXIMUM IN
mounting_methodUNTHREADED HOLE(S)
special_featuresJUNCTION PATTERN ARRANGEMENT: NPN
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
mounting_facility_quantity2
terminal_type_and_quantity2 UNINSULATED WIRE LEAD AND 1 CASE
specification/standard_data81349-MIL-S-19500/408 GOVERNMENT SPECIFICATION
current_rating_per_characteristic4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
voltage_rating_in_volts_per_characteristic100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
NSN5961-00-235-3226
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 121G3135 MFR OEM TRANSISTOR
KEY FEATURES
CURRENT RATING PER CHARACTERISTIC: 4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
SPECIFICATION/STANDARD DATA: 81349-MIL-S-19500/408 GOVERNMENT SPECIFICATION
MOUNTING FACILITY QUANTITY: 2
MOUNTING METHOD: UNTHREADED HOLE(S)
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD AND 1 CASE
TEST DATA DOCUMENT: 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING PER CHARACTERISTIC4.00 AMPERES MAXIMUM BASE CURRENT, DC AND 10.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
SPECIFICATION/STANDARD DATA81349-MIL-S-19500/408 GOVERNMENT SPECIFICATION
MOUNTING FACILITY QUANTITY2
MOUNTING METHODUNTHREADED HOLE(S)
OVERALL WIDTH1.050 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD AND 1 CASE
TEST DATA DOCUMENT81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC100.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 7.0 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
SPECIAL FEATURESJUNCTION PATTERN ARRANGEMENT: NPN
OVERALL HEIGHT0.270 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
JAN2N3713AInterchangeable
interchangeable cross-reference
interchangeable
MIL-S-19500/408Interchangeable
interchangeable cross-reference
interchangeable
528375Interchangeable
interchangeable cross-reference
interchangeable
JAN2N3714AInterchangeable
interchangeable cross-reference
interchangeable
MILS19500-408Interchangeable
interchangeable cross-reference
interchangeable
JAN2N3714Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 121G3135?
121G3135 is a TRANSISTOR.
What parts can replace 121G3135?
There are 25 known substitutes for 121G3135: JAN2N3713A, MIL-S-19500/408, 528375 and 22 more. Substitute compatibility should be verified for your specific system.
Is 121G3135 still available?
121G3135 is currently cancelled.
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