Name: UC3843BVN
Brand: ON Semiconductor
SKU: UC3843BVN
Availability: InStock
Rating: 5 (126 reviews)

UC3843BVN

For Reference Only

Part Number	UC3843BVN
Manufacturer	ON Semiconductor
Description	IC REG CTRLR FLYBACK 8DIP
Datasheet	UC3843BVN Datasheet UC3843BVN Specifications
Package	8-DIP (0.300", 7.62mm)
ECAD
In Stock	4,976 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 18 - Apr 23 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # UC3843BVN (PMIC - Voltage Regulators - DC DC Switching Controllers) is manufactured by ON Semiconductor 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 UC3843BVN specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add UC3843BVN with quantity into BOM. Heisener.com does NOT require any registration to request a quote of UC3843BVN.

UC3843BVN Specifications

Manufacturer	ON Semiconductor
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Controllers
Package	8-DIP (0.300", 7.62mm)
ECAD
Series	-
Output Type	Transistor Driver
Function	Step-Up/Step-Down
Output Configuration	Positive, Isolation Capable
Topology	Flyback
Number of Outputs	1
Output Phases	1
Voltage - Supply (Vcc/Vdd)	7.6 V ~ 30 V
Frequency - Switching	500kHz
Duty Cycle (Max)	96%
Synchronous Rectifier	No
Clock Sync	No
Serial Interfaces	-
Control Features	Frequency Control
Operating Temperature	-40°C ~ 105°C (TA)
Package / Case	8-DIP (0.300", 7.62mm)
Supplier Device Package	8-PDIP

UC3843BVN Datasheet

UC3843BVN Reviews

Avia*****ansal

March 26, 2023

★ ★ ★ ★ ★

They worked as I expected. I'll definitely purchase again. Thank you!

Embe*****Payne

March 21, 2023

★ ★ ★ ★ ★

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

Emm***** Gera

March 3, 2023

★ ★ ★ ★ ★

I have never been experienced anything wrong with my order, the logistic has always get out the same day, and the items are always well packaged.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

UC3843BVN Packaging

UC3843BVN FAQ

1. How to order UC3843BVN 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 UC3843BVN is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the UC3843BVN. All suppliers must pass our qualification reviews before they can publish their products including UC3843BVN on Heisener; we pay more attention to the channels and quality of UC3843BVN products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the UC3843BVN price and inventory displayed accurate?

The price and inventory of UC3843BVN 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 UC3843BVN?

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 UC3843BVN we delivered, we will accept the replacement or return of the UC3843BVN 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 UC3843BVN.

(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 UC3843BVN pin diagram, UC3843BVN datasheet?

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

UC3843BVN Related Products

SIT8208AI-G2-25E-33.300000Y	SiTIME, -40 TO 85C, 2520, 25PPM, 2.5V, 3, -, -	View
SIT1602BI-13-25S-37.500000G	SiTIME, -40 TO 85C, 2520, 50PPM, 2.5V, 3, -, -	View
T494C107M010AT	KEMET, CAP TANT 100UF 10V 20% 2413, 2413 (6032 Metric), -	View
1206Y1000121JET	Knowles Syfer, CAP CER 1206, -, -	View
JW2SN-DC9V	Panasonic Electric Works, RELAY GENERAL PURPOSE DPDT 5A 9V, -, -	View
PGM65SKB-22K	Yageo, RES 22K OHM 6.5W 10% RADIAL, Radial, -	View
RNCF2010BKE107R	Stackpole Electronics Inc., RES SMD 107 OHM 0.1% 1/3W 2010, 2010 (5025 Metric), -	View
ESQ-124-37-G-S-LL	Samtec Inc., ELEVATED SOCKET STRIPS, -, -	View
399-83-110-10-003101	Preci-Dip, PCB CONN SOLDER TAIL RA 2.54MM, -, -	View
1058596-1	TE Connectivity Aerospace, Defense and Marine, CONN SSMA JACK STR 50 OHM SOLDER, -, -	View
97-3101A24-28S	Amphenol Industrial Operations, AB 24C 24#16 SKT RECP, -, -	View
MS3472W20-39AY	TE Connectivity Deutsch Connectors, CONN RCPT HSNG MALE 39POS PNL MT, -, -	View

UC3843BVN 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

UC3843BVNG

D# P40:2555_13634693

ON Semiconductor

Current Mode PWM Controller 1A 500kHz 8-Pin PDIP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# UC3843BVNG

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin PDIP Rail - Bulk (Alt: UC3843BVNG)

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# UC3843BVNG

ON Semiconductor

Current Mode PWM Controller 1A 8-Pin PDIP Rail (Alt: UC3843BVNG)

Part Number

Manufacturer

Description

Stock

UC3843BVNG

ON Semiconductor

UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - PDIP-8

500

UC3843BVN

ON Semiconductor

UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - PDIP-8

500

Part Number

Manufacturer

Description

Stock

UC3843BVN

D# UC3843BVNOS-ND

ON Semiconductor

IC REG CTRLR FLYBACK 8DIP

UC3843BVNG

D# UC3843BVNGOS-ND

ON Semiconductor

IC REG CTRLR FLYBACK 8DIP

335

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# 2724281

ON Semiconductor

PWM CONTROLLER, 52KHZ, 30V, DIP-8

RoHS: Compliant

Min Qty: 1

Container: Each

410

Part Number	Manufacturer	Description	Stock
UC3843BVNKDG	N/A	OEM/CM QUOTES ONLY \| NO BROKERS	60
UC3843BVN	ON Semiconductor	OEM/CM QUOTES ONLY \| NO BROKERS	1607
UC3843BVNG	ON SEMICONDUCTOR	OEM/CM QUOTES ONLY \| NO BROKERS	1541

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# 863-UC3843BVNG

ON Semiconductor

Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max

RoHS: Compliant

1749

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# XSFP00000067880

ON SEMICONDUCTOR

UC3843B Series 30 V 275 kHz High Performance Current Mode Controller - PDIP-8

1050

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# 45J2383

ON Semiconductor

PWM CONTROLLER, 52KHZ, 30V, DIP-8, Input Voltage:30V, Output Voltage:-, Output Current:200mA, Supply Voltage Min:-, Supply Voltage Max:-, Controller IC Case Style:DIP, No. of Pins:8Pins, Frequency:52kHz, Product Range:-, MSL:- RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

1264

Part Number

Manufacturer

Description

Stock

UC3843BVN

D# NS-UC3843BVN

ON Semiconductor

OEM/CM ONLY

9265

Part Number

Manufacturer

Description

Stock

UC3843BVN

Motorola Semiconductor Products

UC3843BVNG

ON Semiconductor

520

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# 7866668

ON Semiconductor

ON Semiconductor UC3843BVNG, PWM Current Mode Controller, 1 A, 250 kHz, 30 V, 8-Pin PDIP, PK

Min Qty: 10

Container: Package

Part Number

Manufacturer

Description

Stock

UC3843BVNG

ON Semiconductor

Switching Controller, Current-mode, 1A, 275kHz Switching Freq-Max

RoHS: Compliant

38000

Part Number	Manufacturer	Description	Stock
UC3843BVNKDG	N/A	OEM/CM ONLY	66
UC3843BVNG	ON Semiconductor	OEM/CM ONLY	5016
UC3843BVN	Motorola Semiconductor Products	OEM/CM ONLY	876

Part Number

Manufacturer

Description

Stock

UC3843BVN

ON Semiconductor

shipping today

2921

UC3843BVNG

Nuvoton Technology Corp

shipping today

19996

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# 26622200

ON Semiconductor

Current Mode PWM Controller 1A 500kHz 8-Pin PDIP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

UC3843BVNG

D# 2724281

ON Semiconductor

PWM CONTROLLER, 52KHZ, 30V, DIP-8

RoHS: Compliant

Min Qty: 1

Container: Each

410

Quick Inquiry

UC3843BVN

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