Mfr. #:
IR3891MTRPBF
Description:
Buck Switching Regulator IC Positive Adjustable 0.5V 2 Output 4A 31-PowerVFQFN
Payment
T/T / Paypal / Visa / MoneyGram / Western / Union
Delivery
DHL / FedEx / Ups / TNT / EMS
 
Buy IR3891MTRPBF

Documents

NAMETYPE
DatasheetsIR3891
RoHS InformationPQFN 5x6 RoHS Compliance
Featured ProductIR3891 Dual-Output SupIRBuck Voltage Regulator
Reference Design LibraryIRDC3891: 1.8V @ 4A, 1.2V @ 4A, 12Vin, Dual buck
PCN Assembly/OriginSuplRbuck Backend Wafer Processing 23/Oct/2013
Additional Test Site 01/Aug/2014
Online CatalogBuck (Step-Down) IC

Attributes

NAMETYPE
CategoryIntegrated Circuits (ICs)
FamilyPMIC - Voltage Regulators - DC DC Switching Regulators
ManufacturerInfineon Technologies
SeriesSupIRBuck®
PackagingTape & Reel (TR)
Part StatusActive
FunctionStep-Down
Output ConfigurationPositive
TopologyBuck
Output TypeAdjustable
Number of Outputs2
Voltage - Input (Min)1V
Voltage - Input (Max)21V
Voltage - Output (Min/Fixed)0.5V
Voltage - Output (Max)18.06V
Current - Output4A
Frequency - Switching300kHz ~ 1.5MHz
Synchronous RectifierYes
Operating Temperature-40°C ~ 125°C (TJ)
Mounting TypeSurface Mount
Package / Case31-PowerVFQFN
Supplier Device PackagePQFN (5x6)

Resources

NAMETYPE
Standard Package4,000
Other NamesIR3891MTRPBFTR
SP001524662
TagsIR3891 IR389 IR38 IR3

Related Products

Part NumberDescription
74433401501.5µH Shielded Wirewound Inductor 16.5A 5.6 mOhm Max Nonstandard
74433402202.2µH Shielded Wirewound Inductor 16.5A 5.6 mOhm Max Nonstandard
74433403303.3µH Shielded Wirewound Inductor 14A 8.2 mOhm Max Nonstandard
7443340150FIXED IND 1.5UH 16.5A 4.4 MOHM
7443340220FIXED IND 2.2UH 16.5A 4.4 MOHM
7443340330FIXED IND 3.3UH 14A 6.5 MOHM SMD
7443340150FIXED IND 1.5UH 16.5A 4.4 MOHM
7443340220FIXED IND 2.2UH 16.5A 4.4 MOHM
7443340330FIXED IND 3.3UH 14A 6.5 MOHM SMD

For Use With

Part NumberDescription
IRDC3891IR3891 SupIRBuck® DC/DC, Step Down 2, Non-Isolated Outputs Evaluation Board

Package

Part NumberDescription
IR3891MTRPBFIC REG BCK ADJ 4A DL SYNC 31PQFN
IR3891MTRPBFIC REG BCK ADJ 4A DL SYNC 31PQFN

Shipping

  • 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. (Package Tracking) （It may take up to 24 hours before carriers display the info.）

Payment

  • PayPal, Credit Card, TT in advance (bank transfer), Western Union 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.