Name: UC3843AD1
Brand: STMicroelectronics
SKU: UC3843AD1
Availability: InStock
Rating: 5 (182 reviews)

UC3843AD1

For Reference Only

Part Number	UC3843AD1
Manufacturer	STMicroelectronics
Description	IC REG CTRLR BOOST/FLYBACK 8SOIC
Datasheet	UC3843AD1 Datasheet UC3843AD1 Specifications
Package	8-SOIC (0.154", 3.90mm Width)
ECAD
In Stock	513,552 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 29 - May 4 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # UC3843AD1 (PMIC - Voltage Regulators - DC DC Switching Controllers) is manufactured by STMicroelectronics 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 UC3843AD1 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add UC3843AD1 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of UC3843AD1.

UC3843AD1 Specifications

Manufacturer	STMicroelectronics
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Controllers
Package	8-SOIC (0.154", 3.90mm Width)
ECAD
Series	-
Output Type	Transistor Driver
Function	Step-Up/Step-Down
Output Configuration	Positive, Isolation Capable
Topology	Boost, Flyback
Number of Outputs	1
Output Phases	1
Voltage - Supply (Vcc/Vdd)	7.6 V ~ 30 V
Frequency - Switching	52kHz
Duty Cycle (Max)	96%
Synchronous Rectifier	No
Clock Sync	No
Serial Interfaces	-
Control Features	Frequency Control
Operating Temperature	-40°C ~ 150°C (TJ)
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SO

UC3843AD1 Datasheet

UC3843AD1 Reviews

Camr*****reston

March 20, 2023

★ ★ ★ ★ ★

Perfect, functional, arrived a weeks earlier, excellent Seller. Recommended

Eli*****wler

March 2, 2023

★ ★ ★ ★ ★

Website and order clear, concise and user friendly. Thanks!

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

UC3843AD1 Packaging

UC3843AD1 FAQ

1. How to order UC3843AD1 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 UC3843AD1 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the UC3843AD1. All suppliers must pass our qualification reviews before they can publish their products including UC3843AD1 on Heisener; we pay more attention to the channels and quality of UC3843AD1 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the UC3843AD1 price and inventory displayed accurate?

The price and inventory of UC3843AD1 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 UC3843AD1?

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 UC3843AD1 we delivered, we will accept the replacement or return of the UC3843AD1 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 UC3843AD1.

(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 UC3843AD1 pin diagram, UC3843AD1 datasheet?

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

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UC3843AD1 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

UC3843AD1G

D# UC3843AD1G

ON Semiconductor

- Bulk (Alt: UC3843AD1G)

UC3843AD1R2

D# UC3843AD1R2

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin SOIC T/R - Bulk (Alt: UC3843AD1R2)

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

UC3843AD1013TR

STMicroelectronics

216

UC3843AD1

STMicroelectronics

100

Part Number

Manufacturer

Description

Stock

UC3843AD1

ON Semiconductor

N/A 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8 PLASTIC, SOIC-8

2200

UC3843AD1013TR

STMicroelectronics

IC REG CTRLR BST FLYBK ISO 8SOIC

Part Number	Manufacturer	Description	Stock
UC3843AD1R2 D# 2156-UC3843AD1R2-ND	Rochester Electronics LLC	SWITCHING CONTROLLER	2100
UC3843AD1013TR D# 497-2338-2-ND	STMicroelectronics	IC REG CTRLR BOOST/FLYBACK 8SOIC	0
UC3843AD1 D# 497-3080-5-ND	STMicroelectronics	IC REG CTRLR BOOST/FLYBACK 8SOIC	0
UC3843AD1G D# 2156-UC3843AD1G-OS-ND	Rochester Electronics LLC	UC3843 CURRENT-MODE PWM CONTROLL	1242

Part Number

Manufacturer

Description

Stock

UC3843AD1013TR

In stock shipping within 2days

120

Part Number	Manufacturer	Description	Stock
UC3843AD1R2	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	2499
UC3843AD1013TR	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	12753
UC3843AD13TR3C	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	51
UC3843AD1	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	1773
UC3843AD12	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	104

Part Number

Manufacturer

Description

Stock

UC3843AD1013TR

STMicroelectronics

OEM/CM Immediate delivery

Part Number	Manufacturer	Description	Stock
UC3843AD1 D# NS-UC3843AD1	STMicroelectronics	OEM/CM ONLY	8764
UC3843AD1R2 D# NS-UC3843AD1R2	VARIOUS	OEM/CM ONLY	6831
UC3843AD1013TR D# NS-UC3843AD1013TR	STMicroelectronics	OEM/CM ONLY	9332

Part Number	Manufacturer	Description	Stock
UC3843AD1R2	ON Semiconductor		168
UC3843AD1	STMicroelectronics	Swithed-Mode Power Supply Controller, Current Mode Type, Bi-Polar, 8 Pin, Plastic, SOP	18
UC3843AD1013TR	STMicroelectronics		172

Part Number

Manufacturer

Description

Stock

UC3843AD1013TR

D# UC3843AD1013TR

STMicroelectronics

Semiconductor

147

Part Number

Manufacturer

Description

Stock

UC3843AD1G

ON Semiconductor

UC3843 Current-Mode PWM Controller

RoHS: Compliant

1242

UC3843AD1R2

ON Semiconductor

UC3843 Current-Mode PWM Controller

RoHS: Not Compliant

2100

Part Number	Manufacturer	Description	Stock
UC3843AD1013TR	STMicroelectronics	OEM/CM ONLY	13616
UC3843AD1R2	ON Semiconductor	OEM/CM ONLY	879
UC3843AD1R2G	ON Semiconductor	OEM/CM ONLY	935
UC3843AD13TR3C	STMicroelectronics	OEM/CM ONLY	59
UC3843AD12	STMicroelectronics	OEM/CM ONLY	103
UC3843AD1	SGS Semiconductor Ltd	OEM/CM ONLY	2090

Part Number

Manufacturer

Description

Stock

UC3843AD1013TR

STMicroelectronics

IN stock Immediate delivery

Part Number	Manufacturer	Description	Stock
UC3843AD1	OICEPUMP	shipping today	368
UC3843AD1013TR	STMicroelectronics	shipping today	53
UC3843AD1G	ON Semiconductor	shipping today	6

Part Number

Manufacturer

Description

Stock

UC3843AD1R2

Texas Instruments

RFQ

7217

Quick Inquiry

UC3843AD1

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