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Toshiba Semiconductor and Storage TK56A12N1,S4X

MOSFET N-CH 120V 56A TO220SIS

Answer first: this page is a purchasing reference for the exact part number TK56A12N1,S4X from Toshiba Semiconductor and Storage. 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: Toshiba Semiconductor and Storage Part number: TK56A12N1,S4X Package: TO-220-3 Full Pack RFQ verification required

Key Parameters

Part NumberTK56A12N1,S4X
ManufacturerToshiba Semiconductor and Storage
CategoryFETs, MOSFETs
packageTO-220-3 Full Pack
seriesU-MOSVIII-H
packagingTube
product statusActive
param 1N-Channel
param 2MOSFET (Metal Oxide)
param 3120 V
param 456A (Tc)
param 510V
param 67.5mOhm @ 28A, 10V
param 74V @ 1mA
param 869 nC @ 10 V
param 9±20V
param 104200 pF @ 60 V
param 11-
param 1245W (Tc)
param 13150°C (TJ)
param 14-
param 15-
param 16Through Hole
param 17TO-220SIS

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

How to Verify TK56A12N1,S4X 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 TK56A12N1,S4X, 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.