Products > Integrated Circuits (ICs) > Power Management ICs > IR3551MTRPBF
  • IR3551MTRPBF

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IR3551 Series 15 V 1 MHz Integrated PowIRstage?Buck Gate Driver - PQFN-28

  • Package/Case :
  • QFN16
  • Product Categories :
  • Power Driver ICs
  • RoHs Status:
  • Rohs
  • Marking Code:
  • 3551M
  • In-stock:
  • 2487


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IR3551MTRPBF Product Details

The IR3551MTRPBF integrated PowIRstage® is a synchronous buck gate driver co-packed with a control MOSFET and a synchronous MOSFET with integrated Schottky diode. It is optimized internally for PCB layout, heat transfer and driver/MOSFET timing. Custom designed gate driver and MOSFET combination enables higher efficiency at lower output voltages required by cutting edge CPU, GPU and DDR memory designs.

• Voltage Regulators for CPUs, GPUs, and DDR memory arrays
• High current, low profile DC-DC converters


  • Peak efficiency up to 94.5% at 1.2V
  • Integrated driver, control MOSFET, synchronous MOSFET and Schottky diode
  • Input voltage (VIN) operating range up to 15V
  • Output voltage range from 0.25V up to 3.3V
  • Output current capability of 50A DC
  • Operation up to 1.0MHz
  • Integrated current sense amplifier
  • VCC under voltage lockout
  • Thermal flag
  • Body-Braking® load transient support
  • Diode-emulation high efficiency mode
  • Compatible with 3.3V PWM logic and VCC tolerant
  • Compliant with Intel DrMOS V4.0
  • PCB footprint compatible with IR3550 and IR3553
  • Efficient dual sided cooling
  • Small 5mm x 6mm x 0.9mm PQFN package
  • Lead free RoHS compliant package


  • Desktop and Workstations
  • Graphic Boards
  • MultiPhase PowIRstage
  • Servers and Storage

Technical Parameters

  • Packaging
  • Reel
  • Tradename
  • PowlRstage

IR3551MTRPBF Documents

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Estimated Delivery Time: Dec 13 - Dec 18 days (choose Expedited at checkout).

Shipping & Payment


  • Shipping Type
  • Ship Fee
  • Lead Time
  • $20.00-$40.00 (0.50 KG)
  • 2-5 days
  • $20.00-$40.00 (0.50 KG)
  • 3-7 days
  • $20.00-$45.00 (0.50 KG)
  • 2-5 days
  • $25.00-$65.00 (0.50 KG)
  • 2-5 days
  • $25.00-$45.00 (0.50 KG)
  • 5-14 days
  • $2.00-$3.00 (0.10 KG)
  • 7-30 days

Processing Time:Shipping fee depend on different zone and country.


  • Terms of payment
  • Hand Fee
  • Payment Site
  • charge US$30.00 banking fee.
  • charge 4.0% service fee.
  • charge 3.5% service fee.
  • charge US$0.00 banking fee.
  • charge US$0.00 banking fee.

We provide high quality products, thoughtful service and after sale guarantee

  • We have rich products, can meet your various needs.

    We have rich products, can meet your various needs.

  • Minimum order quantity starts from 1pcs.

    Minimum order quantity starts from 1pcs.

  • Lowest international shipping fee starts from US$2.00.

    Lowest international shipping fee starts from US$2.00.

  • 90 days quality guarantee for all products.

    90 days quality guarantee for all products.


  • Step1:Product

    Step1: Products

  • Step2:Vacuum packaging

    Step2: Vacuum Packaging

  • Step3:Anti-static bag

    Step3: Anti-Static Bag

  • Step4:Individual packaging

    Step4: Individual Packaging

  • Step5:Packaging boxes

    Step5: Packaging Boxes

  • Step6:bar-code shipping tag

    Step6: Bar-Code Shipping Tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

Jotrin ESD packing


1.We provide 90 days warranty.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that IR3551MTRPBF is the original manufacturer or agent of INFINEON?
We have a professional business development department to strictly test and verify the qualifications of INFINEON original manufacturers and agents. All INFINEON suppliers must pass the qualification review before they can publish their IR3551MTRPBF devices; we pay more attention to the channels and quality of IR3551MTRPBF products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of IR3551MTRPBF chips? Including INFINEON original factory information, Power Driver ICs application, IR3551MTRPBF pictures?
You can use Jotrin's intelligent search engine, or filter by Power ; DC-DC Converters ; Integrated Power Stages category, or find it through Infineon Technologies Corporation Information page.
Q: Are the INFINEON's IR3551MTRPBF price and stock displayed on the platform accurate?
The INFINEON's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for IR3551MTRPBF, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
Q: Can I place an order offline?
Yes. We accept offline orders.
We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online.
Q: What forms of payment can I use in Jotrin?
TT Bank, Paypal, Credit Card, Western Union, and Escrow is all acceptable.
Q: How is the shipping arranged and track my package?
Customers can choose industry-leading freight companies, including DHL, FedEx, UPS, TNT, and Registered Mail.
Once your order has been processed for shipment, our sales will send you an e-mail advising you of the shipping status and tracking number.
Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days.
Q: What is the process for returns or replacement of IR3551MTRPBF?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the IR3551MTRPBF we delivered, we will accept the replacement or return of the IR3551MTRPBF only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of IR3551MTRPBF.
(3)The IR3551MTRPBF is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy.
Q: How to contact us and get support, such as IR3551MTRPBF datasheet pdf, IR3551 pin diagram?
Need any After-Sales service, please feel free contact us:

Infineon Technologies Corporation

Infineon is a leading global designer, manufacturer and supplier of a broad range of semiconductors used in various microelectronic applications. Infineon's product portfolio consists of logic products, including digital, mixed-signal, and analog integrated circuits, as well as discrete semiconducto...
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