1B1645 — CAPACITOR,FIXED,ELECTROLYTIC

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

1B1645: CAPACITOR,FIXED,ELECTROLYTIC.

The CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include anode_type: PLAIN FOIL, body_style: W/O MTG FACILITIES, TERMINAL(S) ON ONE END, body_length: 1.875 INCHES NOMINAL IN, body_diameter: 1.375 INCHES NOMINAL IN, terminal_length: 0.312 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This part is cataloged in the U.S.

Government catalog under NSN 5910-00-400-9834, 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

MRO→ MRO_GENERAL→ 1B1645

NSN: 5910-00-400-9834
FSC: 5910 — Capacitors
CAGE: 74861 — CHARLES INDUSTRIES, LLC DIV TELECOM (USA)

SPECIFICATIONS

anode_type	PLAIN FOIL
body_style	W/O MTG FACILITIES, TERMINAL(S) ON ONE END
body_length	1.875 INCHES NOMINAL IN
body_diameter	1.375 INCHES NOMINAL IN
terminal_length	0.312 INCHES NOMINAL IN
reliability_indicator	NOT ESTABLISHED
electrical_polarization	POLARIZED
case_insulation_material	PLASTIC
nonderated_operating_temp	-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
terminal_type_and_quantity	2 THREADED STUD
tolerance_range_per_section	-20.00 TO 100.00 PERCENT SINGLE SECTION
schematic_diagram_designator	NO COMMON OR GROUNDED ELECTRODE(S)
NSN	5910-00-400-9834

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 1.375 INCHES NOMINAL IN

•

BODY STYLE: W/O MTG FACILITIES, TERMINAL(S) ON ONE END

•

TOLERANCE RANGE PER SECTION: -20.00 TO 100.00 PERCENT SINGLE SECTION

•

NONDERATED OPERATING TEMP: -20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC

•

TERMINAL LENGTH: 0.312 INCHES NOMINAL IN

•

ELECTRICAL POLARIZATION: POLARIZED

•

ANODE TYPE: PLAIN FOIL

•

NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION: 25.0 DC SINGLE SECTION

TYPICAL APPLICATIONS

RAID cache protection during power loss events
Write-back cache enablement for storage controllers
Enterprise server data integrity assurance
Hot-swap battery/capacitor replacement in production

TECHNICAL CHARACTERISTICS

BODY DIAMETER	1.375 INCHES NOMINAL IN
BODY STYLE	W/O MTG FACILITIES, TERMINAL(S) ON ONE END
TOLERANCE RANGE PER SECTION	-20.00 TO 100.00 PERCENT SINGLE SECTION
NONDERATED OPERATING TEMP	-20.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH	0.312 INCHES NOMINAL IN
ELECTRICAL POLARIZATION	POLARIZED
ANODE TYPE	PLAIN FOIL
NONDERATED CONTINUOUS VOLTAGE RATING AND TYPE PER SECTION	25.0 DC SINGLE SECTION
SCHEMATIC DIAGRAM DESIGNATOR	NO COMMON OR GROUNDED ELECTRODE(S)
CASE INSULATION MATERIAL	PLASTIC

SUBSTITUTES & CROSS-REFERENCES 1

X3689Reference 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 1B1645?

1B1645 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).

What parts can replace 1B1645?

There is 1 known substitute for 1B1645: X3689. Substitute compatibility should be verified for your specific system.

What is the NSN for 1B1645?

1B1645 is cataloged in the U.S. Government catalog under NSN 5910-00-400-9834. This indicates validated use in U.S. government and defense supply chains.

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1B1645 — CAPACITOR,FIXED,ELECTROLYTIC

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