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Littelfuse Inc. CPC1777J

SSR RELAY SPST-NO 1.5A 0-600V

Answer first: this page is a purchasing reference for the exact part number CPC1777J from Littelfuse Inc.. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: Littelfuse Inc. Category: Solid State Relays (SSR) Part number: CPC1777J Package: i4-Pac™-4, Isolated RFQ verification required

Key Parameters

Part NumberCPC1777J
ManufacturerLittelfuse Inc.
CategorySolid State Relays (SSR)
packagei4-Pac™-4, Isolated
seriesCPC, OptoMOS®
packagingBulk
product statusActive
param 1Through Hole
param 2SPST-NO (1 Form A)
param 3DC
param 41.2VDC
param 50 V ~ 600 V
param 61.5 A
param 7500 mOhms
param 8PC Pin
param 9-40°C ~ 85°C
param 10i4-PAC™
param 11CSA, TUV, UL
param 12-
param 13-

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify CPC1777J Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For CPC1777J, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.