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Technical Data Sheet
A1090 ✓ Verified by PartsTable
ASUS · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

ASUS is passionate about technology and driven by innovation. We dream, we dare and we strive to create an effortless and joyful digital life for everyone. We're always in search of incredible ideas and experiences, and we aspire to deliver the incredible in everything we do.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-153-6911, 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 A1090
NSN: 5910-00-153-6911
FSC: 5910
CAGE: 81535 — AERONAUTICAL COMMUNICATIONS EQUIPMENT INC (USA)
SPECIFICATIONS
materialSTEEL
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
body_length0.469 INCHES MAXIMUM IN
input_phaseSINGLE SINGLE OPERATING POWER RQMT
body_diameter0.312 INCHES MAXIMUM IN
overall_width2.750 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height2.750 INCHES NOMINAL IN
overall_length4.374 INCHES NOMINAL IN
mounting_methodTERMINAL SINGLE GROUP
terminal_length2.250 INCHES NOMINAL IN
frequency_rating300.0 HERTZ MINIMUM AND 100.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
NSN5910-00-153-6911
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: ASUS CAPACITOR,FIXED,ELECTROLYTIC TITLE COMPONENT PN A1090 MFR ASUS CAPACITOR,FIXED,ELECTR
KEY FEATURES
NONDERATED OPERATING TEMP: -55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH: 2.250 INCHES NOMINAL IN
BODY DIAMETER: 0.312 INCHES MAXIMUM IN
SCHEMATIC DIAGRAM DESIGNATOR: NO COMMON OR GROUNDED ELECTRODE(S)
CAPACITIVE ELECTRODE MATERIAL: TANTALUM
TERMINAL TYPE AND QUANTITY: 2 UNINSULATED WIRE LEAD
CASE INSULATION MATERIAL: PLASTIC
BODY LENGTH: 0.704 INCHES MAXIMUM IN
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 (FLIS)
NONDERATED OPERATING TEMP-55.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM DEGC
TERMINAL LENGTH2.250 INCHES NOMINAL IN
BODY DIAMETER0.312 INCHES MAXIMUM IN
SCHEMATIC DIAGRAM DESIGNATORNO COMMON OR GROUNDED ELECTRODE(S)
CAPACITIVE ELECTRODE MATERIALTANTALUM
TERMINAL TYPE AND QUANTITY2 UNINSULATED WIRE LEAD
CASE INSULATION MATERIALPLASTIC
BODY LENGTH0.704 INCHES MAXIMUM IN
RELIABILITY INDICATORNOT ESTABLISHED
CAPACITANCE VALUE PER SECTION68.000 MICROFARADS SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
131-DInterchangeable
interchangeable cross-reference
interchangeable
1090Interchangeable
interchangeable cross-reference
interchangeable
A1090Interchangeable
interchangeable cross-reference
interchangeable
ER-499Interchangeable
interchangeable cross-reference
interchangeable
1227-1-778Interchangeable
interchangeable cross-reference
interchangeable
677-0035-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1090?
A1090 is a CAPACITOR,FIXED,ELECTROLYTIC manufactured by ASUS. It is classified as a MRO (MRO_GENERAL).
What parts can replace A1090?
There are 11 known substitutes for A1090: 131-D, 1090, A1090 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1090?
A1090 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5910-00-153-6911. This indicates validated use in U.S. government and defense supply chains.
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