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  1. Home
  2. /Products
  3. /Integrated Circuits - ICs
  4. /Interface ICs
  5. /UC3843DR-8
UC3843DR-8 thumbnail 1
Texas Instruments

UC3843DR-8

Category
Interface ICs
Manufacturer
Texas InstrumentsDetails
Datasheet
Description
SWITCHING CONTROLLER.Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status9100
QuantityUC3843DR-8
Country

Get Tiered Pricing (Submit RFQ)

Specification
Documentation
TypeDescriptionTypeDescription
PackagingBulkPart StatusActive
Manufacturer Lead Time1 WeeksClock SyncNo
Control FeaturesFrequency ControlDuty Cycle (Max)97%
Frequency - SwitchingUp to 500kHzFunctionStep-Up, Step-Down, Step-Up/Step-Down
Mounting TypeSurface MountNumber of Outputs1
Operating Temperature0°C ~ 70°C (TA)Output ConfigurationPositive, Isolation Capable
Output Phases1Output TypeTransistor Driver
Package / Case8-SOIC (0.154", 3.90mm Width)Supplier Device Package8-SOIC
Synchronous RectifierNoTopologyBoost, Buck, Buck-Boost, Flyback, Forward
ExportControlClassNumberEAR99HtsusCode8542.39.0001
Certified Quality & Compliance
Purchase & Inquiry
Secure Packaging
Shipping & Availability
Payment

YG GROUP (YUGUANG INTERNATIONAL(HK)CO.,LTD) supports reliable sourcing through quality controls and compliance documentation. Please confirm product requirements, applicable certifications and supporting documents before ordering.

  • 1. Certification Scope: Quality certifications apply only to the entities, sites and activities listed in valid certificates. Management system certification does not certify each individual product.
  • 2. Product Authenticity: Products must match the agreed manufacturer, part number and condition. Supplier screening and authenticity checks help reduce counterfeit risk.
  • 3. Inspection & Testing: The inspection scope follows product risks and agreed requirements. Additional testing, laboratory arrangements, costs and lead times require written confirmation.
  • 4. Traceability & Documentation: Request conformity certificates, traceability records or test reports before ordering. Document availability, issuer and coverage must be confirmed for the offered goods.
  • 5. Environmental Compliance: RoHS and REACH information is based on applicable manufacturer documentation. Confirm the exact part, declaration date and relevant exemptions before ordering.
  • 6. Handling & Protection: Handling, storage and packaging follow applicable product requirements, including ESD and moisture protection where required. Special handling requirements must be agreed before ordering.
ERAI
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ESD Control

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Product FAQ
Purchasing FAQ

What type of component is UC3843DR-8, and what package does it use?

UC3843DR-8 is an authentic electronic component manufactured by Texas Instruments, categorized under Interface ICs. It is supplied in the standard manufacturer-specified package footprint, providing industry-standard mechanical dimensions and terminal configurations for board-level assembly. Full pinout configurations, physical footprint drawings, and rated operating tolerances are documented in the official UC3843DR-8 datasheet above.

Why is pricing for UC3843DR-8 available via RFQ rather than a fixed checkout price?

Electronic component spot-market pricing for UC3843DR-8 fluctuates based on real-time global availability, production date codes, minimum order quantities (MOQ), and packaging formats (e.g., Reel, Tube, Tray). Using an RFQ ensures you receive accurate, real-time volume pricing tied to verified, traceable inventory rather than stale catalog estimates.

How quickly can UC3843DR-8 be shipped once quoted?

Lead times for UC3843DR-8 depend on whether stock is dispatched from our central hub or regional franchise partners. Ready-to-ship inventory typically leaves the warehouse within 1–3 business days following quality inspection, while factory-direct or back-ordered allocations are confirmed with an estimated ship date upon RFQ reply.

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