BOM
  • BOM
  • Email
  • LinkedIn
  • Teams
  • WhatsApp

RFQ List

0 Products

Use the + button to add products to your RFQ list.

SUBMIT NOW
  • Home
  • RFQ/EI
  • Products
  • Categories
  • Manufacturers
  • Tools
  • Blog
  • About Us
  • Contact Us

Company

  • About Us
  • Five Strengths
  • Quality Control
  • Certifications
  • Contact Us

Services

  • RFQ
  • EI
  • BOM
  • Solutions
  • Tools

Resources

  • Categories
  • Products
  • Manufacturers
  • Blog
  • News and Events

Legal

  • Privacy Policies
  • Terms of Sale
  • Cookies, Ads & Emails
  • Payment Policy
  • Shipping & Delivery
  • Refund & Return Policy

Contact

[email protected]

Get the latest tech insights

© 2026 YG GROUP (YUGUANG INTERNATIONAL(HK)CO.,LTD). All rights reserved.

  1. Home
  2. /Products
  3. /Integrated Circuits - ICs
  4. /Power Management ICs
  5. /LM5143RHAR
LM5143RHAR thumbnail 1
Texas Instruments

LM5143RHAR

Category
Power Management ICs
Manufacturer
Texas InstrumentsDetails
RoHS Status
Datasheet
Description
3.5-V to 65-V, dual-output, stackable, synchronous buck DC/DC controller with ultra-low IQ
Similar Products
—
Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status6790
QuantityLM5143RHAR
Country

Get Tiered Pricing (Submit RFQ)

Specification
Product Details
Documentation
TypeDescriptionTypeDescription
RatingCatalogTopologyBuck
Iout (max) (A)100Vin (max) (V)65
Vin (min) (V)3.5Vout (max) (V)55
Vout (min) (V)0.6Control modecurrent mode
FeaturesAdjustable current limit, Enable, Frequency synchronization, Light Load Efficiency, Multiple Outputs, Phase Interleaving, Power good, Pre-Bias Start-Up, Spread Spectrum, Synchronous Rectification, UVLO adjustableOperating temperature range (°C)-40 to 150
Iq (typ) (µA)16.5Duty cycle (max) (%)99
Number of phases2TI functional safety categoryFunctional Safety-Capable
EMI featuresSpread SpectrumPackageVQFN (RHA)
Pins40Size36 mm² 6 x 6
REACH StatusYesRoHS 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.
ERAI

Loading related products…

Product FAQ
Purchasing FAQ

What type of component is LM5143RHAR, and what package does it use?

LM5143RHAR is an authentic electronic component manufactured by Texas Instruments, categorized under Power Management ICs. It is supplied in the standard VQFN (RHA) 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 LM5143RHAR datasheet above.

Why is pricing for LM5143RHAR available via RFQ rather than a fixed checkout price?

Electronic component spot-market pricing for LM5143RHAR 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 LM5143RHAR be shipped once quoted?

Lead times for LM5143RHAR 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.

Loading articles…

ISO 9001
ESD Control
Texas Instruments

Loading articles…

New Blog

LP8860HQVFPRQ1: EV Display BOM Sourcing | YG GROUP

Buying LP8860HQVFPRQ1 for a vehicle display? Check the H-version 80-mA setup, related drivers and build-based demand. Request a project quote.

Read more →

TDA21590: AI Power Deals and Project Sourcing | YG GROUP

Sourcing TDA21590 for an AI power BOM? Separate the C2i deal from phase, controller and package choices. Request a quote for your approved build.

Read more →

REF200AU: Sensor Headroom and BOM Sourcing | YG GROUP

REF200AU is obsolete with no last-time buy. Check sensor headroom, error limits and LM334 redesign differences, then request a quote for existing builds.

Read more →

SX1302IMLTRT: LoRa Gateway BOM and Sourcing | YG GROUP

Buying SX1302IMLTRT for a gateway? Check RF, power and host requirements, compare SX1303 fine timestamping, and request a project-specific quote.

Read more →
  • All Categories
  • Discrete Semiconductors
  • Embedded Processors & Controllers
  • Integrated Circuits - ICs
  • Memory ICs
  • Wireless & RF Semiconductors
  • Circuit Protection
  • Connectors
  • Electromechanical
  • Embedded Solutions
  • Optoelectronics
  • Passive Components
  • Power
  • Sensors
  • Wire & Cable
  • Tools & Supplies
  • Uncategorized
  • All Categories
  • Active Filter
  • Amplifier ICs
  • Audio ICs
  • Chipsets
  • Clock & Timer ICs
  • Communication & Networking ICs
  • Counter ICs
  • Data Converter ICs
  • Digital Potentiometer ICs
  • Driver ICs
  • Equalizers
  • Interface ICs
  • Logic ICs
  • Multimedia ICs
  • Optocouplers / Photocouplers
  • Power Management ICs
  • Programmable Logic ICs
  • Security ICs / Authentication ICs
  • Switch ICs
10 similar parts

Loading related products…

Similar products
Hot products
PicturePart NumberManufacturerPDF / RoHSStockAction
LM2940T-8.0/NOPB
LM2940T-8.0/NOPB
Texas Instruments
PDF
9,180
RFQ
TPS65175B
TPS65175B
Texas Instruments
PDF-
6,770
RFQ
UCC2809-1
UCC2809-1
Texas Instruments
PDF-
7,000
RFQ
BQ2946
BQ2946
Texas Instruments
PDF-
6,820
RFQ
TPS22944
TPS22944
Texas Instruments
PDF-
3,780
RFQ
TPS6503320FCRGERQ1
TPS6503320FCRGERQ1
Texas Instruments
PDF
3,100
RFQ
TLV70233PDBVRG4
TLV70233PDBVRG4
Texas Instruments
PDF
8,520
RFQ
LMR66410MC5RXBRQ1
LMR66410MC5RXBRQ1
Texas Instruments
PDF
5,660
RFQ
TPS544C26RXXR
TPS544C26RXXR
Texas Instruments
PDF
2,710
RFQ
TPS3840PH27DBVR
TPS3840PH27DBVR
Texas Instruments
PDF
7,290
RFQ