XR77128ELB-F - Exar Corporation - Price, Inventory & Datasheets | Heisener.com
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XR77128ELB-F

XR77128ELB-F

XR77128ELB-F

For Reference Only

Part Number

XR77128ELB-F

Manufacturer

Exar Corporation

Description

IC REG CTRLR BUCK SMBUS 44TQFN

Package

44-WFQFN Exposed Pad

ECAD

In Stock

7,296 piece(s)

Unit Price

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Lead Time

To be Confirmed

Estimated Delivery Time

Nov 5 - Nov 10 ( Choose Expedited Shipping)

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Payment Methods
Delivery Services

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XR77128ELB-F

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Certified Quality

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Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO 9001 ISO 14001 DUNS Registered Award 1 Award 3 Award 5 Award 4 Special Dealer Enterprises Reference 1 Reference 2 Nation Certificate
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Do you have any question about XR77128ELB-F?

Part Number # XR77128ELB-F (PMIC - Voltage Regulators - DC DC Switching Controllers) is manufactured by Exar Corporationand 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 XR77128ELB-Fspecifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add XR77128ELB-F with quantity into BOM. Heisener.com does NOT require any registration to request a quote of XR77128ELB-F.

XR77128ELB-F Specifications

Manufacturer Exar Corporation
Category Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Controllers
Package 44-WFQFN Exposed Pad
ECAD Technical cover
Series -
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 4
Output Phases 1
Voltage - Supply (Vcc/Vdd) 5.5 V ~ 25 V
Frequency - Switching 105kHz ~ 1.23MHz
Duty Cycle (Max) -
Synchronous Rectifier Yes
Clock Sync No
Serial Interfaces I2C, SMBus
Control Features Enable
Operating Temperature -40°C ~ 125°C (TJ)
Package / Case 44-WFQFN Exposed Pad
Supplier Device Package 44-TQFN (7x7)

XR77128ELB-F Reviews

Emil*****orrea

March 21, 2023

So far all the items still work. I'm using these for some home made solar panels and they're doing great.

Matias *****ramanian

March 14, 2023

Solved my electrical back feed problems on my alternator.

Madel*****raves

March 11, 2023

All resistors exactly -0.01%. Pretty good.

Damia*****kerson

March 4, 2023

Those components that were in stock shipped fast and arrived promptly.

Jos***** Guha

February 23, 2023

Great price and condition, Very speedy delivery, Very pleased thank you

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XR77128ELB-F FAQ

1. How to order XR77128ELB-F 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 XR77128ELB-F is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test theXR77128ELB-F. All suppliers must pass our qualification reviews before they can publish their products including XR77128ELB-F on Heisener;we pay more attention to the channels and quality of XR77128ELB-Fproducts than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the XR77128ELB-F price and inventory displayed accurate?

The price and inventory of XR77128ELB-F 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 XR77128ELB-F?

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 XR77128ELB-F we delivered, we will accept the replacement or return of the XR77128ELB-F 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 ofXR77128ELB-F.
(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 XR77128ELB-F pin diagram, XR77128ELB-F datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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XR77128ELB-F 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.

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Global Supply Chains - Reliable and Authorized Distributor Resources

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XR77128ELB-F Tags

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