Name: MAX639ESA+
Brand: Maxim Integrated
SKU: MAX639ESA
Price: 8.1441 USD
Availability: InStock
Rating: 5 (169 reviews)

MAX639ESA+

For Reference Only

Part Number	MAX639ESA+
Manufacturer	Maxim Integrated
Description	IC REG BUCK ADJ/5V 225MA 8SOIC
Datasheet	MAX639ESA+ Datasheet MAX639ESA+ Specifications
Package	8-SOIC (0.154", 3.90mm Width)
ECAD
In Stock	7,040 piece(s)
Unit Price	$ 8.1441 *
Lead Time	To be Confirmed
Estimated Delivery Time	May 8 - May 13 (Choose Expedited Shipping)
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Delivery Services

Part Number # MAX639ESA+ (PMIC - Voltage Regulators - DC DC Switching Regulators) is manufactured by Maxim Integrated 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 MAX639ESA+ specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add MAX639ESA+ with quantity into BOM. Heisener.com does NOT require any registration to request a quote of MAX639ESA+.

MAX639ESA+ Specifications

Manufacturer	Maxim Integrated
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Regulators
Package	8-SOIC (0.154", 3.90mm Width)
ECAD
Series	-
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable (Fixed)
Number of Outputs	1
Voltage - Input (Min)	4V
Voltage - Input (Max)	11.5V
Voltage - Output (Min/Fixed)	1.3V (5V)
Voltage - Output (Max)	11.5V
Current - Output	225mA
Frequency - Switching	-
Synchronous Rectifier	No
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC

MAX639ESA+ Datasheet

MAX639ESA+ Reviews

Kael*****orman

April 8, 2023

★ ★ ★ ★ ★

I am always amazed at the cost of automotive or marine costs when a rectifier is needed while these will do the exact same thing if you are a bit technically minded to wire them up.

Zara*****dges

March 26, 2023

★ ★ ★ ★ ★

A well designed product that fit my custom PCB's perfectly. Easy to use. Sturdy construction. Highly recommend to all PCB builders.

Sela*****ghavan

March 26, 2023

★ ★ ★ ★ ★

This seems to be a good set. I'll update more when I've tested these and can review their working quality.

Math*****hang

March 15, 2023

★ ★ ★ ★ ★

I've placed many orders from Heisener . I have never had an error with any order, the order has always went out the same day, and the items are always well packaged.

Milo*****vins

March 6, 2023

★ ★ ★ ★ ★

Very good contact, well packed, hope to buy from you again.

Veda*****mons

March 4, 2023

★ ★ ★ ★ ★

Went well this time Now have the IC and very pleased.

Cleme***** Wood

March 3, 2023

★ ★ ★ ★ ★

Very good product for electronic projects and are of great quality and test great.

Rei*****agy

February 23, 2023

★ ★ ★ ★ ★

Very happy for the fast shipping and good price!

Lorel*****nsley

February 22, 2023

★ ★ ★ ★ ★

I like this way to add a project, choose existing project to add components. I use this method frequently to keep track of my projects. Thanks Heisener!

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MAX639ESA+ Packaging

MAX639ESA+ FAQ

1. How to order MAX639ESA+ 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 MAX639ESA+ is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the MAX639ESA+. All suppliers must pass our qualification reviews before they can publish their products including MAX639ESA+ on Heisener; we pay more attention to the channels and quality of MAX639ESA+ products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the MAX639ESA+ price and inventory displayed accurate?

The price and inventory of MAX639ESA+ 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 MAX639ESA+?

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 MAX639ESA+ we delivered, we will accept the replacement or return of the MAX639ESA+ 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 MAX639ESA+.

(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 MAX639ESA+ pin diagram, MAX639ESA+ datasheet?

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

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MAX639ESA+ 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
MAX639ESA+ D# MAX639ESA+	Maxim Integrated Products	Conv DC-DC Single Step Down 4V to 11.5V 8-Pin SOIC N - Rail/Tube (Alt: MAX639ESA+)	0
MAX639ESA D# MAX639ESA	Maxim Integrated Products	Conv DC-DC Single Step Down 4V to 11.5V 8-Pin SOIC N - Bulk (Alt: MAX639ESA) RoHS: Not Compliant	0
MAX639ESA+T D# MAX639ESA+T	Maxim Integrated Products	Conv DC-DC Single Step Down 4V to 11.5V 8-Pin SOIC N T/R - Tape and Reel (Alt: MAX639ESA+T)	0

Part Number

Manufacturer

Description

Stock

MAX639ESA+T

D# MAX639ESA+T

Maxim Integrated Products

Conv DC-DC Single Step Down 4V to 11.5V 8-Pin SOIC N T/R (Alt: MAX639ESA+T)

MAX639ESA+

D# MAX639ESA+

Maxim Integrated Products

Conv DC-DC Single Step Down 4V to 11.5V 8-Pin SOIC N (Alt: MAX639ESA+)

Part Number

Manufacturer

Description

Stock

MAX639ESA

Maxim Integrated Products

Part Number	Manufacturer	Description	Stock
MAX639ESA+T	Maxim Integrated Products	CONV DC-DC SGL-OUT STEP DOWN 8SOIC N - Tape and Reel	0
MAX639ESA-T	Maxim Integrated Products	CONV DC-DC SGL-OUT STEP DOWN 8SOIC N - Tape and Reel	0
MAX639ESA+	Maxim Integrated Products	CONV DC-DC SGL-OUT STEP DOWN 8SOIC N - Tape and Reel	0
MAX639ESA	Maxim Integrated Products	CONV DC-DC SGL-OUT STEP DOWN 8SOIC N - Tape and Reel	0

Part Number

Manufacturer

Description

Stock

MAX639ESA+

Maxim Integrated Products

RoHS (ship within 1day) - D/C 2014

100

Part Number

Manufacturer

Description

Stock

MAX639ESA+T

D# MAX639ESA+T-ND

Maxim Integrated Products

IC REG BUCK ADJ/5V 225MA 8SOIC

Part Number

Manufacturer

Description

Stock

MAX639ESA

D# MAX639ESA

Maxim Integrated Products

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

854

Part Number

Manufacturer

Description

Stock

MAX639ESA+

D# 2514069

Maxim Integrated Products

DC/DC CONV, BUCK, NSOIC-8

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number

Manufacturer

Description

Stock

MAX639ESAT

Renesas Electronics Corporation

OEM/CM QUOTES ONLY | NO BROKERS

7330

MAX639ESA

OEM/CM QUOTES ONLY | NO BROKERS

80040

Part Number	Manufacturer	Description	Stock
MAX639ESAT	Maxim Integrated Products	OEM/CM ONLY	1066
MAX639ESA	Maxim Integrated Products	OEM/CM ONLY	763
MAX639ESACSA	Maxim Integrated Products	OEM/CM ONLY	2998
MAX639ESATG068	Maxim Integrated Products	OEM/CM ONLY	841

Part Number

Manufacturer

Description

Stock

MAX639ESA+T

Maxim Integrated Products

OEM/CM Immediate delivery

882

Part Number

Manufacturer

Description

Stock

MAX639ESA+

D# 700-MAX639ESA

Maxim Integrated Products

Switching Voltage Regulators 5V/3.3V/3V Adjustable, High-Efficiency, Low-IQ, Step-Down DC-DC Converters

RoHS: Compliant

390

Part Number

Manufacturer

Description

Stock

MAX639ESA+

D# 73Y5448

Maxim Integrated Products

DC/DC CONV, BUCK, NSOIC-8, Topology:Buck (Step Down), Input Voltage Min:4V, Input Voltage Max:11.5V, DC / DC Converter IC Case:NSOIC, No. of Pins:8Pins, Output Current:225mA, Switching Frequency:-, Operating Temperature Max:85°C RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number	Manufacturer	Description	Stock
MAX639ESA+T D# NS-MAX639ESA+T	Maxim Integrated Products	OEM/CM ONLY	8081
MAX639ESA+ D# NS-MAX639ESA+	Maxim Integrated Products	OEM/CM ONLY	5453
MAX639ESA D# NS-MAX639ESA	VARIOUS	OEM/CM ONLY	1898

Part Number

Manufacturer

Description

Stock

MAX639ESA+

Maxim Integrated Products

1A SWITCHING REGULATOR, PDSO8

MAX639ESA

Maxim Integrated Products

Swithed-Mode Power Supply Controller, Voltage Mode Type, 8 Pin, Plastic, SOP

Part Number

Manufacturer

Description

Stock

MAX639ESA+

D# 1904522

Maxim Integrated Products

Maxim Integrated Surface Mount Switching Regulator, 4.8 5.2V dc Output Voltage, 4 11.5V dc Input, TU

Min Qty: 100

Container: Tube

288

Part Number

Manufacturer

Description

Stock

MAX639ESA

Maxim Integrated Products

MAX639 5V / 3.3V / 3V / Adjustable, High-Efficiency, Low Iq, Step-Down DC-DC Converter

RoHS: Not Compliant

900

Part Number

Manufacturer

Description

Stock

MAX639ESAT

Maxim Integrated Products

OEM/CM ONLY

2212

MAX639ESA

Maxim Integrated Products

OEM/CM ONLY

829

Part Number

Manufacturer

Description

Stock

MAX639ESA+T

Maxim Integrated Products

IN stock Immediate delivery

877

Part Number

Manufacturer

Description

Stock

MAX639ESA+

Maxim Integrated Products

shipping today

546

MAX639ESA

Maxim Integrated Products

shipping today

9999

Part Number	Manufacturer	Description	Stock
MAX639ESA+T	Maxim Integrated Products	RFQ	6521
MAX639ESA+	Maxim Integrated Products	RFQ	960
MAX639ESA	Maxim Integrated Products	RFQ	14064

Part Number

Manufacturer

Description

Stock

MAX639ESA+

D# 2514069

Maxim Integrated Products

DC/DC CONV, BUCK, NSOIC-8

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

MAX639ESA+

Certified Quality

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.

ISO9001:2015, ICAS, IAF, UKAS