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NB639DL-LF-Z

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NB639DL-LF-Z

For Reference Only

Part Number NB639DL-LF-Z
Manufacturer Monolithic Power Systems Inc.
Description IC REG BUCK ADJ 8A SYNC
Datasheet

NB639DL-LF-Z Specifications

Package 20-VFQFN Exposed Pad
ECAD
In Stock 9,252 piece(s)
Unit Price Request a Quote
Lead Time Can Ship Immediately
Estimated Delivery Time May 7 - May 12 (Choose Expedited Shipping)
Request for Quotation
Payment Methods
Delivery Services

Part Number # NB639DL-LF-Z (PMIC - Voltage Regulators - DC DC Switching Regulators) is manufactured by Monolithic Power Systems Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For NB639DL-LF-Z specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add NB639DL-LF-Z with quantity into BOM. Heisener.com does NOT require any registration to request a quote of NB639DL-LF-Z.

NB639DL-LF-Z Specifications

ManufacturerMonolithic Power Systems Inc.
CategoryIntegrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Regulators
Package20-VFQFN Exposed Pad
ECAD
Series-
FunctionStep-Down
Output ConfigurationPositive
TopologyBuck
Output TypeAdjustable
Number of Outputs1
Voltage - Input (Min)4.5V
Voltage - Input (Max)28V
Voltage - Output (Min/Fixed)0.8V
Voltage - Output (Max)13V
Current - Output8A
Frequency - Switching-
Synchronous RectifierYes
Operating Temperature-40°C ~ 125°C (TJ)
Mounting TypeSurface Mount
Package / Case20-VFQFN Exposed Pad
Supplier Device Package20-QFN (3x4)

NB639DL-LF-Z Reviews

Ange*****mero

April 1, 2023

Very quick dispatch, arrived the next day. Item as described. Thanks!

Ler*****Sama

February 26, 2023

2nd time buying these - quite good. Very fast shipping

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NB639DL-LF-Z Packaging

Customized Labels
Sealing
Packing
Insepction

NB639DL-LF-Z FAQ

  • 1. How to order NB639DL-LF-Z on Heisener?
    Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
  • 2. How does Heisener guarantee that NB639DL-LF-Z is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the NB639DL-LF-Z. All suppliers must pass our qualification reviews before they can publish their products including NB639DL-LF-Z on Heisener; we pay more attention to the channels and quality of NB639DL-LF-Z products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the NB639DL-LF-Z price and inventory displayed accurate?
    The price and inventory of NB639DL-LF-Z fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
  • 4. What forms of payment are accepted?
    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
    Warm Tips: Some orders in certain payment forms may require handling fee.
  • 5. How is the shipping arranged?
    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
  • 6. What is the process for return or replacement of NB639DL-LF-Z?
    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 NB639DL-LF-Z we delivered, we will accept the replacement or return of the NB639DL-LF-Z 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 NB639DL-LF-Z.
    (3)The PartNo 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
  • 7.How to contact us to get technical supports, such as NB639DL-LF-Z pin diagram, NB639DL-LF-Z datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

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NB639DL-LF-Z Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantee

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Manufacturer Description Stock

NB639DL-LF-Z

D# NB639DL-LF-Z

Monolithic Power Systems

Conv DC-DC Single Step Down 4.5V to 28V 20-Pin QFN EP T/R - Tape and Reel (Alt: NB639DL-LF-Z)

RoHS: Compliant
0
Part Number Manufacturer Description Stock

NB639DL-LF-Z

D# NB639DL-LF-Z

Monolithic Power Systems

Conv DC-DC Single Step Down 4.5V to 28V 20-Pin QFN EP T/R (Alt: NB639DL-LF-Z)

0
Part Number Manufacturer Description Stock

NB639DL-LF-Z

Monolithic Power Systems

8A, 28V, COT, STEP-DOWN CONVERTER

0
Part Number Manufacturer Description Stock

NB639DL-LF-Z

Monolithic Power Systems

In stock shipping within 2days

10260
Part Number Manufacturer Description Stock

NB639DL-LF-Z

Monolithic Power Systems

OEM/CM Immediate delivery

10000
Part Number Manufacturer Description Stock

NB639DL-LF-Z

Monolithic Power Systems

IN stock Immediate delivery

10015
Part Number Manufacturer Description Stock

NB639DL-LF-Z

Monolithic Power Systems

8A, 28V, COT Sync Buck, ext Vcc

0
Part Number Manufacturer Description Stock

NB639DL-LF-Z

RDA Microelectronics

shipping today

159

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NB639DL-LF-Z

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