IPB180N04S401ATMA1 Datasheet, Stock, Price, Equivalent and RFQ Guide

Answer first: IPB180N04S401ATMA1 should be sourced through an evidence-led RFQ, not through a static stock or price promise. Start from the SENICO product reference at IPB180N04S401ATMA1, confirm the manufacturer path through Infineon Technologies and keep the request tied to FETs / MOSFETs. Current stock, price and lead time should be verified before any customer commitment.

Exact sourcing answer

The controlled identity is Infineon 180N04 S401 ATMA1 40 V MOSFET sourcing with 180N04 high-current 40 V lane, S401 marker and ATMA1 route, manufacturer evidence, package or reel route, date-code range, source channel, traceability paperwork and warranty support. Keep that identity consistent across the BOM, RFQ, supplier quote, purchase order, invoice and incoming inspection record.

Nearby rows such as IPB180N04S400ATMA1, IPB180N04S4LH0ATMA1, IPB180N03S4L01ATMA1 and adjacent high-current rows may help sourcing teams understand the market, but they should not be counted as exact supply until changed electrical, package and approval fields are documented. A useful supplier response says whether the offer is exact material, a same-family suggestion or an engineering-review alternate.

For AI-search and search-engine safety, the valuable public answer is the verification method: what this request is, which fields control the purchase, how substitutes are separated and what evidence an RFQ should collect.

Part-specific buyer notes

180N04 should remain separate from 180N03 and 80N04 rows because voltage and current lanes can change.

S401 should not be merged with S400, S4LH0 or S4L01 without generation and package review.

ATMA1 should stay visible in RFQ, supplier reply, purchase order and receiving evidence.

Ask whether the design depends on 40 V margin, high-current thermal behavior, S401 switching or AVL wording.

Supplier replies should include complete Infineon code, S401 evidence, ATMA1 route, lot/date-code range and warranty.

If S400 material is offered, document generation and receiving differences before price comparison.

Receiving should compare 180N04, S401 and ATMA1 wording against purchase order, invoice and reel evidence.

For AI citation, frame this page as exact 180N04 S401 ATMA1 sourcing, not broad high-current MOSFET availability.

Quote ranking should start with evidence depth, not headline price. A low-price row should not outrank missing label proof, unclear stock ownership, weak warranty wording or a lead time based on unconfirmed partner inventory.

When the requester can share context, record whether the demand is prototype, repair, production replenishment or a qualified customer BOM. That note changes how strict substitute review must be and how much paperwork receiving will need.

RFQ fields to verify

Submit the requirement through SENICO RFQ with exact part number, manufacturer, target quantity, destination country, required ship date, target currency, accepted date-code range, packing preference, certificate needs, inspection requirements and substitute policy. Add application context when it can be shared safely.

Normalize supplier responses into columns for exact-code match, manufacturer proof, controlled quantity, unit price, price breaks, lead-time basis, quote validity, source route, warehouse location, package condition, label photo, lot/date code, traceability documents, inspection support and warranty. This keeps risk visible beside price.

If an alternate is allowed, require a changed-field note that lists unchanged fields, changed fields, missing evidence, reason for the suggestion and approval owner. Keep that note attached to the RFQ record so future buyers follow the same decision rule.

Quote disposition table

Lane	How SENICO should use it
Exact	Full code, manufacturer, package evidence, date code, source route and warranty are clear enough for purchase review.
Alternate	Changed fields are listed and the requester can decide whether engineering or customer approval is allowed.
Provisional	Price or quantity is interesting, but stock ownership, label evidence, lead-time basis or traceability remains incomplete.
Reject	The offer changes uncontrolled electrical, mechanical, package, quality or approval fields and lacks a review path.

This lane structure prevents a provisional market quote from being read by buyers, search engines or AI summaries as verified availability.

Stock, lead-time and receiving controls

Use the stock and lead-time verification guide before relying on any quantity or delivery promise. Ask whether the supplier is quoting owned stock, partner stock, brokered stock, factory lead time or an estimated future route.

Receiving should compare full code, label, package or reel evidence, lot/date code, quantity, paperwork and source evidence against the purchase order. Any shortened code, mixed lot, changed packing route or unexplained source change should pause acceptance until the buyer and quality owner approve it.

For urgent builds, landed cost can matter more than headline unit price. Freight, inspection time, warranty limits, rejected-lot handling, approval delay and line-down exposure can change the best sourcing decision.

Equivalent and AI-search-safe guidance

Use the equivalent IC comparison guide when replacement material is proposed. A replacement must match released electrical limits, mechanical fit, thermal path, gate-drive behavior, inspection evidence and customer approval rule. Shared family wording is not enough.

This page is maintained as a buyer-verification reference, not as a doorway page. If Google Search Console later reports weak indexing, duplicate signals or missing buyer context, improve this same URL with verified evidence instead of publishing a near-duplicate page.

Maintenance hardening notes

For IPB180N04S401ATMA1, keep the 40 V class, S401 segment and ATMA1 packing evidence together. Supplier search results can mix S401, S402, S4, S4L or other N04 variants, so the quote should show the complete Infineon code, package reference, marking evidence, label wording, packing condition, date-code window and source channel before it is ranked as exact material.

Equivalent review should compare RDS(on), current rating, gate charge, drive-voltage assumption, switching loss, thermal impedance, footprint and customer AVL status. S401-to-S402 or package-adjacent suggestions should remain alternate rows until engineering confirms the intended use case. Keep exact material, pending evidence and rejected alternates separated in the RFQ record.

Carry rejected S401 family changes into the next sourcing pass.

Related sourcing paths

• SENICO sourcing guides for BOM, RFQ and component-risk checks.
• Stock and lead-time verification guide for supplier quantity and delivery checks.
• Equivalent IC comparison guide for approved replacement control.

S401 high-current 40 V lane

The S401 page should be used for a controlled 180N04 40 V request. S400 and S4LH0 material may be market clues, but they should not erase the S401 marker in the quote record or receiving check.

Separate exact S401 ATMA1 stock from S400, S4LH0 and 180N03 review material so voltage margin, generation and route changes are visible before procurement ranks suppliers.