Home / Products / Alpha & Omega Semiconductor Inc. / AO3422L

Alpha & Omega Semiconductor Inc. AO3422L

MOSFET N-CH 55V 2.1A SOT23-3

Answer first: this page is a purchasing reference for the exact part number AO3422L from Alpha & Omega Semiconductor Inc.. 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: Alpha & Omega Semiconductor Inc. Part number: AO3422L Package: 3-SMD, SOT-23-3 Variant RFQ verification required

Key Parameters

Part NumberAO3422L
ManufacturerAlpha & Omega Semiconductor Inc.
CategoryFETs, MOSFETs
package3-SMD, SOT-23-3 Variant
series-
packagingTape & Reel (TR)
product statusObsolete
param 1N-Channel
param 2MOSFET (Metal Oxide)
param 355 V
param 42.1A (Ta)
param 52.5V, 4.5V
param 6160mOhm @ 2.1A, 4.5V
param 72V @ 250µA
param 83.3 nC @ 4.5 V
param 9±12V
param 10300 pF @ 25 V
param 11-
param 121.25W (Ta)
param 13-55°C ~ 150°C (TJ)
param 14-
param 15-
param 16Surface Mount
param 17SOT-23-3

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

How to Verify AO3422L 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 AO3422L, 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.