SD1544-H1 — TRANSISTOR

✓ Government record, cited

— · SFP TRANSCEIVER

PRODUCT OVERVIEW

SD1544-H1: TRANSISTOR.

The TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.150 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, mounting_method: THREADED STUD(S), overall_diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN, special_features: JUNCTION PATTERN ARRANGEMENT: NPN, features_provided: HERMETICALLY SEALED CASE, precious_material: GOLD. This part is cataloged in the U.S.

Government catalog under NSN 5961-01-154-6353, 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

SD1544-H1

NSN: 5961-01-154-6353
FSC: 5961 — Semiconductor Devices and Associated Hardware
CAGE: 57962 — STMICROELECTRONICS INC (USA)

SPECIFICATIONS

overall_length	0.150 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
mounting_method	THREADED STUD(S)
overall_diameter	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
special_features	JUNCTION PATTERN ARRANGEMENT: NPN
features_provided	HERMETICALLY SEALED CASE
precious_material	GOLD
nominal_thread_size	0.164 INCHES IN
internal_configuration	JUNCTION CONTACT
semiconductor_material	SILICON
thread_series_designator	UNIFIED NATIONAL COARSE (UNC)
mounting_facility_quantity	1
terminal_type_and_quantity	4 RIBBON
NSN	5961-01-154-6353

COMPONENT DIAGRAM

KEY FEATURES

•

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC: 50.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 3.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN

•

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

•

MOUNTING FACILITY QUANTITY: 1

•

OVERALL DIAMETER: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN

•

PRECIOUS MATERIAL: GOLD

•

MOUNTING METHOD: THREADED STUD(S)

•

SEMICONDUCTOR MATERIAL: SILICON

TECHNICAL CHARACTERISTICS

VOLTAGE RATING IN VOLTS PER CHARACTERISTIC	50.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 30.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPEN AND 3.5 MAXIMUM EMITTER TO BASE VOLTAGE, STATIC, COLLECTOR OPEN
MAXIMUM OPERATING TEMP PER MEASUREMENT POINT	200.0 CELSIUS AMBIENT AIR DEGC
MOUNTING FACILITY QUANTITY	1
OVERALL DIAMETER	0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
PRECIOUS MATERIAL	GOLD
MOUNTING METHOD	THREADED STUD(S)
SEMICONDUCTOR MATERIAL	SILICON
OVERALL LENGTH	0.150 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
INTERNAL CONFIGURATION	JUNCTION CONTACT
FEATURES PROVIDED	HERMETICALLY SEALED CASE

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SD1544-H1?

SD1544-H1 is a TRANSISTOR.

What is the NSN for SD1544-H1?

SD1544-H1 is cataloged in the U.S. Government catalog under NSN 5961-01-154-6353. This indicates validated use in U.S. government and defense supply chains.

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SD1544-H1 — TRANSISTOR

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