1N4978 — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

1N4978: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: GLASS ENCLOSURE, overall_length: 0.140 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 0.900 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, overall_diameter: 0.090 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-026-9354, 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

1N4978

NSN: 5961-00-026-9354
NIINs: 000269354, 001528519, 010941798
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: D6528 — LACON ELECTRONIC GMBH (DEU)

SPECIFICATIONS

material	GLASS ENCLOSURE
overall_length	0.140 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
mounting_method	TERMINAL
terminal_length	0.900 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
overall_diameter	0.090 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
features_provided	HERMETICALLY SEALED CASE
precious_material	GOLD
terminal_type_and_quantity	2 UNINSULATED WIRE LEAD
function_for_which_designed	VOLTAGE REGULATOR
specification/standard_data	81349-MIL-S-19500/356 GOVERNMENT SPECIFICATION
voltage_tolerance_in_percent	-5.0 TO 5.0
precious_material_and_location	TERMINAL SURFACES GOLD
NSN	5961-00-026-9354

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 65.0 MAXIMUM NOMINAL REGULATOR VOLTAGE

•

MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 175.0 CELSIUS AMBIENT AIR DEGC

•

OVERALL DIAMETER: 0.085 INCHES MAXIMUM IN

•

TERMINAL LENGTH: 1.107 INCHES NOMINAL IN

•

MOUNTING METHOD: TERMINAL

•

FEATURES PROVIDED: HERMETICALLY SEALED CASE

•

CURRENT RATING PER CHARACTERISTIC: 20.00 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	65.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	175.0 CELSIUS AMBIENT AIR DEGC
OVERALL DIAMETER	0.085 INCHES MAXIMUM IN
TERMINAL LENGTH	1.107 INCHES NOMINAL IN
MOUNTING METHOD	TERMINAL
OVERALL LENGTH	0.085 INCHES NOMINAL IN
FEATURES PROVIDED	HERMETICALLY SEALED CASE
CURRENT RATING PER CHARACTERISTIC	20.00 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT
SPECIFICATION/STANDARD DATA	80131-RELEASE5203 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
MATERIAL	SILICON SEMICONDUCTOR

SUBSTITUTES & CROSS-REFERENCES 2

RELEASE5203Reference document

Same NSN cross-reference

Reference document — Secondary reference

1N4978AReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1N4978?

1N4978 is a SEMICONDUCTOR DEVICE,DIODE.

What parts can replace 1N4978?

There are 2 known substitutes for 1N4978: RELEASE5203, 1N4978A. Substitute compatibility should be verified for your specific system.

What is the NSN for 1N4978?

1N4978 is cataloged in the U.S. Government catalog under NSN 5961-00-026-9354. This indicates validated use in U.S. government and defense supply chains.

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1N4978 — SEMICONDUCTOR DEVICE,DIODE

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