2N3948 — TRANSISTOR

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

2N3948: TRANSISTOR.

The TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.250 INCHES NOMINAL IN, mounting_method: TERMINAL, terminal_length: 0.500 INCHES MINIMUM IN, overall_diameter: 0.359 INCHES NOMINAL IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, internal_configuration: JUNCTION CONTACT. This part is cataloged in the U.S.

Government catalog under NSN 5961-00-401-8032, 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

2N3948

NSN: 5961-00-401-8032
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 30043 — SOLID STATE DEVICES, INC (USA)

SPECIFICATIONS

overall_length	0.250 INCHES NOMINAL IN
mounting_method	TERMINAL
terminal_length	0.500 INCHES MINIMUM IN
overall_diameter	0.359 INCHES NOMINAL IN
special_features	JUNCTION PATTERN ARRANGEMENT: NPN
internal_configuration	JUNCTION CONTACT
semiconductor_material	SILICON
terminal_circle_diameter	0.020 INCHES NOMINAL IN
terminal_type_and_quantity	3 UNINSULATED WIRE LEAD
nondefinitive_spec/std_data	2N3948 TYPE
power_rating_per_characteristic	1.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION
current_rating_per_characteristic	400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN	5961-00-401-8032

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 36.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 3.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN

•

MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 200.0 CELSIUS AMBIENT AIR DEGC

•

OVERALL DIAMETER: 0.359 INCHES NOMINAL IN

•

TERMINAL LENGTH: 0.500 INCHES MINIMUM IN

•

MOUNTING METHOD: TERMINAL

•

SEMICONDUCTOR MATERIAL: SILICON

•

INTERNAL CONFIGURATION: JUNCTION CONTACT

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	36.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 3.5 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN AND 20.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	200.0 CELSIUS AMBIENT AIR DEGC
OVERALL DIAMETER	0.359 INCHES NOMINAL IN
TERMINAL LENGTH	0.500 INCHES MINIMUM IN
MOUNTING METHOD	TERMINAL
SEMICONDUCTOR MATERIAL	SILICON
OVERALL LENGTH	0.250 INCHES NOMINAL IN
INTERNAL CONFIGURATION	JUNCTION CONTACT
CURRENT RATING PER CHARACTERISTIC	400.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
NONDEFINITIVE SPEC/STD DATA	2N3948 TYPE

OTHER ITEMS IN FSC 5961 — Semiconductor Devices and Associated Hardware

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5961-00-000-0150 5961-00-000-4541 5961-00-000-5400 5961-00-000-7614 5961-00-000-8760 5961-00-001-1352 5961-00-001-2624 5961-00-001-2978

SUBSTITUTES & CROSS-REFERENCES 4

SM-B-596219-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

247AS-C0596Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

RELEASE5304Reference document

Same NSN cross-reference

Reference document — Secondary reference

2N3948AReference 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 2N3948?

2N3948 is a TRANSISTOR.

What parts can replace 2N3948?

There are 4 known substitutes for 2N3948: SM-B-596219-4, 247AS-C0596, RELEASE5304 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 2N3948?

2N3948 is cataloged in the U.S. Government catalog under NSN 5961-00-401-8032. This indicates validated use in U.S. government and defense supply chains.

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