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Fairchild Semiconductor DFB2540

BRIDGE RECT 1P 400V 25A TS-6P

Answer first: this page is a purchasing reference for the exact part number DFB2540 from Fairchild Semiconductor. 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: Fairchild Semiconductor Category: Bridge Rectifiers Part number: DFB2540 Package: 4-SIP, TS-6P RFQ verification required

Key Parameters

Part NumberDFB2540
ManufacturerFairchild Semiconductor
CategoryBridge Rectifiers
package4-SIP, TS-6P
series-
packagingBulk
product statusActive
param 1Single Phase
param 2Standard
param 3400 V
param 425 A
param 51.1 V @ 25 A
param 610 µA @ 400 V
param 7-55°C ~ 150°C (TJ)
param 8-
param 9-
param 10Through Hole
param 11TS-6P

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

How to Verify DFB2540 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 DFB2540, 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.