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Infineon Technologies AUXFN8403TR

MOSFET N-CH 40V 95A 8PQFN

Answer first: this page is a purchasing reference for the exact part number AUXFN8403TR from Infineon Technologies. 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: Infineon Technologies Category: FETs, MOSFETs Part number: AUXFN8403TR Package: 8-TQFN Exposed Pad RFQ verification required

Key Parameters

Part NumberAUXFN8403TR
ManufacturerInfineon Technologies
CategoryFETs, MOSFETs
package8-TQFN Exposed Pad
seriesHEXFET®
packagingTape & Reel (TR)
product statusObsolete
param 1N-Channel
param 2MOSFET (Metal Oxide)
param 340 V
param 495A (Tc)
param 510V
param 63.3mOhm @ 50A, 10V
param 73.9V @ 100µA
param 898 nC @ 10 V
param 9±20V
param 103174 pF @ 25 V
param 11-
param 1294W (Tc)
param 13-55°C ~ 175°C (TJ)
param 14-
param 15-
param 16Surface Mount
param 178-PQFN (5x6)

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

How to Verify AUXFN8403TR 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 AUXFN8403TR, 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.