SJE1957 — TRANSISTOR

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

SJE1957: TRANSISTOR.

The TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_width: 0.420 INCHES MAXIMUM IN, overall_height: 0.190 INCHES MAXIMUM IN, overall_length: 0.625 INCHES MAXIMUM IN, mounting_method: UNTHREADED HOLE(S), special_features: WEAPON SYSTEM ESSENTIAL; JUNCTION PATTERN ARRANGEMENT: PNP, features_provided: HERMETICALLY SEALED CASE. This part is cataloged in the U.S.

Government catalog under NSN 5961-01-082-1979, 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

SJE1957

NSN: 5961-01-082-1979
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 04713 — FREESCALE SEMICONDUCTOR, INC. (USA)

SPECIFICATIONS

overall_width	0.420 INCHES MAXIMUM IN
overall_height	0.190 INCHES MAXIMUM IN
overall_length	0.625 INCHES MAXIMUM IN
mounting_method	UNTHREADED HOLE(S)
special_features	WEAPON SYSTEM ESSENTIAL; JUNCTION PATTERN ARRANGEMENT: PNP
features_provided	HERMETICALLY SEALED CASE
internal_configuration	JUNCTION CONTACT-DARLINGTON CONNECTED
semiconductor_material	SILICON
end_item_identification	AIRCRAFT, VIKING S-3B, TOMCAT F-14, INTRUDER A-6E, HAWKEYE E-2C; HELICOPTER, MH-53E, ADVANCE ATTACK AH-1W, SEARCH & RESCUE HH-60H, CARRIER BASED ASW SH-60F, USCG SEARCH & RESCUE HH-60J W
mounting_facility_quantity	1
terminal_type_and_quantity	6 TAB, SOLDER LUG
criticality_code_justification	FEAT
NSN	5961-01-082-1979

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN

•

MOUNTING FACILITY QUANTITY: 1

•

JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-220

•

MOUNTING METHOD: UNTHREADED HOLE(S)

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

SEMICONDUCTOR MATERIAL: SILICON

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.190 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
MOUNTING FACILITY QUANTITY	1
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION	TO-220
MOUNTING METHOD	UNTHREADED HOLE(S)
CRITICALITY CODE JUSTIFICATION	FEAT
SEMICONDUCTOR MATERIAL	SILICON
OVERALL LENGTH	0.625 INCHES MAXIMUM IN
INTERNAL CONFIGURATION	JUNCTION CONTACT-DARLINGTON CONNECTED
OVERALL WIDTH	0.420 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 2

1853-0409Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

67104Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SJE1957?

SJE1957 is a TRANSISTOR.

What parts can replace SJE1957?

There are 2 known substitutes for SJE1957: 1853-0409, 67104. Substitute compatibility should be verified for your specific system.

What is the NSN for SJE1957?

SJE1957 is cataloged in the U.S. Government catalog under NSN 5961-01-082-1979. This indicates validated use in U.S. government and defense supply chains.

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