UC3843BD1 STMicroelectronics product image

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STMicroelectronics RFQ AVAILABLE

UC3843BD1

IC REG CTRLR BOOST/FLYBACK 8SO

Part Number: UC3843BD1

Manufacturer: STMicroelectronics

Category: DC DC Switching Controllers

Package: 8-SOIC (0.154", 3.90mm Width)

Datasheet:: UC3843BD1.pdf

Description: IC REG CTRLR BOOST/FLYBACK 8SO

Select Quantity Stock: 11,531

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UC3843BD1 Technical Information

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Specifications

Product Attribute: Attribute Value

Part Number: UC3843BD1

Manufacturer: STMicroelectronics

Package: 8-SOIC (0.154", 3.90mm Width)

Series: -

Package/Case: 8-SOIC (0.154", 3.90mm Width)

Packaging: Tube

Product Status: Active

Output Type: Transistor Driver

Function: Step-Up, Step-Up/Step-Down

Output Configuration: Positive, Isolation Capable

Topology: Boost, Flyback

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 7.6V ~ 30V

Frequency - Switching: Up to 500kHz

Duty Cycle (Max): 96%

Synchronous Rectifier: No

Clock Sync: No

Serial Interfaces: -

Control Features: Frequency Control

Operating Temperature: 0°C ~ 70°C (TJ)

Grade: -

Qualification: -

Mounting Type: Surface Mount

Supplier Device Package: 8-SOIC

Frequently Asked Questions

1. How can I order UC3843BD1 from Haishengye Electronics?

Submit an RFQ directly on this page with your required quantity, target price and delivery requirements. Our sales team will review the request and provide a quotation.

2. How does Haishengye Electronics verify the quality of UC3843BD1?

We work with qualified suppliers and review sourcing channels, traceability, packaging and product condition before shipment.

3. Are the stock and price of UC3843BD1 updated in real time?

Electronic component inventory and prices may change frequently. Displayed values are references, and final stock and pricing will be confirmed in the quotation.

4. Which payment methods are supported?

Wire Transfer, PayPal, Alipay, WeChat, Credit Card, Western Union, MoneyGram and Escrow may be supported depending on the order and destination.

5. How is international shipping arranged?

International shipping may be arranged through DHL, UPS, FedEx, TNT and other logistics channels. Tracking information will be provided after shipment.

6. What is the return or replacement process for UC3843BD1?

Contact our sales team within the agreed period if there are quantity differences, incorrect items or clear external defects. Products should remain unused and in their original packaging.

7. Can I request technical support for UC3843BD1?

Yes. Contact our team for datasheets, package details, product specifications, alternative parts and sourcing assistance.

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Packaging and Shipping Protection

Step 1 Product Inspection

Step 2 Casing & Dry Pipe

Step 3 Anti-static Bags

Step 4 Inner Carton

Step 5 Shipping Label

Step 6 International Delivery

Packaging may be adjusted according to product type, quantity, moisture sensitivity and destination requirements.

UC3843BD1 Procurement and Technical Support

UC3843BD1 is manufactured by STMicroelectronics. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing UC3843BD1 and related electronic components for prototype development, maintenance, NPI, production preparation and one-stop BOM procurement.

Submit an RFQ to request the latest stock, price, lead time, batch information, alternative parts, package confirmation or technical documents for UC3843BD1.

Part Number: UC3843BD1

Manufacturer: STMicroelectronics

Package: 8-SOIC (0.154", 3.90mm Width)

Category: DC DC Switching Controllers

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Transaction fees are charged according to the selected bank or payment system rules.

Shipping Method

DHL

FedEx

UPS

TNT

Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

Lead Time

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