Name: XR77129ELBTR-F
Brand: Exar Corporation
SKU: XR77129ELBTR-F
Availability: InStock
Rating: 5 (153 reviews)

XR77129ELBTR-F

For Reference Only

Part Number	XR77129ELBTR-F
Manufacturer	Exar Corporation
Description	IC REG CTRLR BUCK SMBUS 44TQFN
Datasheet	XR77129ELBTR-F Specifications
Package	44-WFQFN Exposed Pad
ECAD
In Stock	7,600 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 4 - Jun 9 (Choose Expedited Shipping)
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Payment Methods
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Part Number # XR77129ELBTR-F (PMIC - Voltage Regulators - DC DC Switching Controllers) is manufactured by Exar Corporation 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 XR77129ELBTR-F specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add XR77129ELBTR-F with quantity into BOM. Heisener.com does NOT require any registration to request a quote of XR77129ELBTR-F.

XR77129ELBTR-F Specifications

Manufacturer	Exar Corporation
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Controllers
Package	44-WFQFN Exposed Pad
ECAD
Series	-
Output Type	Transistor Driver
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Number of Outputs	4
Output Phases	1
Voltage - Supply (Vcc/Vdd)	6 V ~ 40 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)

XR77129ELBTR-F Reviews

Phil*****exton

April 2, 2023

★ ★ ★ ★ ★

Received Quickly. Excellent Communication. Capacitors Look Excellent.

Kame*****Jordan

March 10, 2023

★ ★ ★ ★ ★

Best way to locate what I need, on a fast and efficient shipping! Keep up the good work!

Cathe*****Jones

March 5, 2023

★ ★ ★ ★ ★

It fit exactly in the same location as the original. Works great and no problem. Good purchase.

Gibs*****hatti

March 1, 2023

★ ★ ★ ★ ★

Used for a solar project. Working as hoped. I'd buy again.

Alfon*****habra

February 20, 2023

★ ★ ★ ★ ★

Excellent Seller, Great Products, Fast Reliable Service.

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XR77129ELBTR-F Packaging

XR77129ELBTR-F FAQ

1. How to order XR77129ELBTR-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 XR77129ELBTR-F is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the XR77129ELBTR-F. All suppliers must pass our qualification reviews before they can publish their products including XR77129ELBTR-F on Heisener; we pay more attention to the channels and quality of XR77129ELBTR-F products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the XR77129ELBTR-F price and inventory displayed accurate?

The price and inventory of XR77129ELBTR-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 XR77129ELBTR-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 XR77129ELBTR-F we delivered, we will accept the replacement or return of the XR77129ELBTR-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 of XR77129ELBTR-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 XR77129ELBTR-F pin diagram, XR77129ELBTR-F datasheet?

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

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XR77129ELBTR-F Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

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

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

XR77129ELBTR-F

D# XR77129ELBTR-F-ND

MaxLinear Inc

IC REG CTRLR BUCK SMBUS 44TQFN

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XR77129ELBTR-F

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