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Fairchild Semiconductor SI3447DV

P-CHANNEL MOSFET

Answer first: this page is a purchasing reference for the exact part number SI3447DV 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 Part number: SI3447DV Package: SOT-23-6 Thin, TSOT-23-6 RFQ verification required

Key Parameters

Part NumberSI3447DV
ManufacturerFairchild Semiconductor
CategoryFETs, MOSFETs
packageSOT-23-6 Thin, TSOT-23-6
seriesPowerTrench®
packagingBulk
product statusActive
param 1P-Channel
param 2MOSFET (Metal Oxide)
param 320 V
param 45.5A (Ta)
param 51.8V, 4.5V
param 633mOhm @ 5.5A, 4.5V
param 71.5V @ 250µA
param 830 nC @ 4.5 V
param 9±8V
param 101926 pF @ 10 V
param 11-
param 12800mW (Ta)
param 13-55°C ~ 150°C (TJ)
param 14-
param 15-
param 16Surface Mount
param 17SuperSOT™-6

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

How to Verify SI3447DV 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 SI3447DV, 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.