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  1. Home
  2. /Products
  3. /Integrated Circuits - ICs
  4. /Driver ICs
  5. /LP8543SQ/NOPB
LP8543SQ/NOPB thumbnail 1
Texas Instruments

LP8543SQ/NOPB

Category
Driver ICs
Manufacturer
Texas InstrumentsDetails
RoHS Status
Datasheet
Description
SMBus/I2C controlled WLED driver for Medium Sized LCD backlight
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status6610
QuantityLP8543SQ/NOPB
Country

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Specification
Product Details
Documentation
TypeDescriptionTypeDescription
Number of channels7Vin (min) (V)5.5
Vin (max) (V)22Vout (min) (V)10
Vout (max) (V)40TypeInductive
Switching frequency (max) (kHz)1250Duty cycle (max) (%)100
LED current per channel (mA)60Peak efficiency (%)91
TopologyBoost, Current SinkFeaturesEnable/Shutdown, I2C control, PWM control
Operating temperature range (°C)-30 to 85RatingCatalog
PackageWQFN (RTW)Pins24
Size16 mm² 4 x 4REACH StatusYes
RoHS StatusRoHS Compliant
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.
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Product FAQ
Purchasing FAQ

What type of component is LP8543SQ/NOPB, and what package does it use?

LP8543SQ/NOPB is an authentic electronic component manufactured by Texas Instruments, categorized under Driver ICs. It is supplied in the standard WQFN (RTW) 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 LP8543SQ/NOPB datasheet above.

Why is dynamic quotation used instead of a fixed price for LP8543SQ/NOPB?

Electronic component spot-market pricing for LP8543SQ/NOPB 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.

What is the delivery timeline after placing an order for LP8543SQ/NOPB?

Lead times for LP8543SQ/NOPB 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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