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Infineon Technologies IR3889MTRPBFAUMA1

IC REG BUCK ADJ 30A IQFN-36

Answer first: this page is a purchasing reference for the exact part number IR3889MTRPBFAUMA1 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: Voltage Regulators - DC DC Switching Regulators Part number: IR3889MTRPBFAUMA1 Package: 36-PowerVFQFN RFQ verification required

Key Parameters

Part NumberIR3889MTRPBFAUMA1
ManufacturerInfineon Technologies
CategoryVoltage Regulators - DC DC Switching Regulators
package36-PowerVFQFN
seriesOptiMOS™ IPOL
packagingTape & Reel (TR)
product statusActive
param 1Step-Down
param 2Positive
param 3Buck
param 4Adjustable
param 51
param 62V
param 717V
param 80.8V
param 917V
param 1030A
param 11600kHz ~ 2MHz
param 12Yes
param 13-40°C ~ 150°C (TJ)
param 14-
param 15-
param 16Surface Mount
param 17PG-IQFN-36-2

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

How to Verify IR3889MTRPBFAUMA1 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 IR3889MTRPBFAUMA1, 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.