BD439 — TRANSISTOR

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

BD439: TRANSISTOR.

The TRANSISTOR is a the manufacturer industrial component. Key specifications include material: PLASTIC ENCLOSURE, overall_width: 0.330 INCHES MAXIMUM IN, overall_height: 0.120 INCHES MAXIMUM IN, overall_length: 0.450 INCHES MAXIMUM IN, transfer_ratio: 20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER, mounting_method: TERMINAL AND UNTHREADED HOLE(S). This part is cataloged in the U.S.

Government catalog under NSN 5961-01-265-2159, 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

BD439

NSN: 5961-01-265-2159
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 24972 — AEG CORP (USA)

SPECIFICATIONS

material	PLASTIC ENCLOSURE
overall_width	0.330 INCHES MAXIMUM IN
overall_height	0.120 INCHES MAXIMUM IN
overall_length	0.450 INCHES MAXIMUM IN
transfer_ratio	20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
mounting_method	TERMINAL AND UNTHREADED HOLE(S)
terminal_length	0.655 INCHES MAXIMUM IN
special_features	JUNCTION PATTERN ARRANGEMENT: NPN
internal_configuration	JUNCTION CONTACT
semiconductor_material	SILICON
mounting_facility_quantity	1
terminal_type_and_quantity	3 UNINSULATED WIRE LEAD
NSN	5961-01-265-2159

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN

•

MAXIMUM OPERATING TEMP PER MEASUREMENT POINT: 165.0 CELSIUS JUNCTION DEGC

•

MOUNTING FACILITY QUANTITY: 1

•

JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION: TO-126

•

TERMINAL LENGTH: 0.655 INCHES MAXIMUM IN

•

MOUNTING METHOD: TERMINAL AND UNTHREADED HOLE(S)

•

TRANSFER RATIO: 20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.120 INCHES MAXIMUM IN
VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 60.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	165.0 CELSIUS JUNCTION DEGC
MOUNTING FACILITY QUANTITY	1
JOINT ELECTRONIC DEVICE ENGINEERING COUNCIL/JEDEC/CASE OUTLINE DESIGNATION	TO-126
TERMINAL LENGTH	0.655 INCHES MAXIMUM IN
MOUNTING METHOD	TERMINAL AND UNTHREADED HOLE(S)
TRANSFER RATIO	20.0 MINIMUM STATIC FORWARD CURRENT TRANSFER RATIO, COMMON-EMITTER
SEMICONDUCTOR MATERIAL	SILICON
OVERALL LENGTH	0.450 INCHES MAXIMUM IN

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 1

10020791Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BD439?

BD439 is a TRANSISTOR.

What parts can replace BD439?

There is 1 known substitute for BD439: 10020791. Substitute compatibility should be verified for your specific system.

What is the NSN for BD439?

BD439 is cataloged in the U.S. Government catalog under NSN 5961-01-265-2159. This indicates validated use in U.S. government and defense supply chains.

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