IR3891MTRPBF

Part No :: IR3891MTRPBF

Manufacturer: IR (Infineon Technologies)

VIGOR # :: 4913524

Description: IC REG BUCK ADJ 4A DL PQFN

Catalog: PMIC - Voltage Regulators - DC DC Switching Regulators

DataSheet: IR3891MTRPBF PDF

Country of origin: -

Date code: -

IR3891MTRPBF Specifications

Type	Description
Series:	SupIRBuck®
Package:	Tape & Reel (TR)Cut Tape (CT)
Part Status:	Obsolete
Function:	Step-Down
Output Configuration:	Positive
Topology:	Buck
Output Type:	Adjustable
Number of Outputs:	2
Voltage - Input (Min):	1V
Voltage - Input (Max):	21V
Voltage - Output (Min/Fixed):	0.5V
Voltage - Output (Max):	18.06V
Current - Output:	4A
Frequency - Switching:	300kHz ~ 1.5MHz
Synchronous Rectifier:	Yes
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	31-PowerVFQFN
Supplier Device Package:	PQFN (5x6)

Please confirm the specifications of the products when ordering.
MOQ means the minimum order quantity required to purchase each parts.
If you have special order instructions,please note it on the ordering pages.
The Pre-Shipment Inspection (PSI) will be applied.
You can email us to change the order details before shipment.
Orders cannot be canceled after shipping the packages.

TT in advance (bank transfer), Credit Card, PayPal can be chosen.
Cash transfer only. (Transfer with checks and bills are not accepted.)
Customer is responsible for paying all possible charges,including sales tax, VAT and customs charges,etc.
If you need the detailed invoice or tax ID,please email us.

FedEx, DHL, and UPS can be selected.
You can select whether to charge shipping fee by your shipping account or to charge by our side.
Please confirm with the logistics company in advance if you are in a remote area. (It may cost extra fees (35-50 USD) for delivery at those areas.)
The shopping cart will automatically calculate the shipping cost.
Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
It is unable to appoint a date of delivery.
Tracking number will be sent once your order has been shipped. (It may take up to 24 hours before carriers display the info.)

In Stock: 129

Shipped from

HK warehouse

Expected Shipping Date

Jan 18 - Jan 22 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price

Current price of IR3891MTRPBF is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

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IR3891MTRPBF

IR3891MTRPBF

4913524

Pricing(USD)