SMD Resistors Chip Resistor: 43K, 5%, 1W for Power Supply Decoupling
The Chip Resistor RC2512JK-0743KL is a professional-grade SMD Resistors engineered by YAGEO. This SMD resistor has a resistance of 43K, a tolerance of 5%, and a power rating of 1W in a 2512 package. This component is fully RoHS compliant and optimized for global supply chains.
Why Choose This Part? Compared to typical 0.25W chip resistors, this 1W resistor can dissipate 4x more power, enabling reliable operation in high-current circuits. As a trusted electronic components supplier, we ensure every part is a genuine part with full traceability. Our BOM kitting service helps you consolidate your entire BOM from a single source, saving time and cost.
✔ RoHS Compliant / ✔ Package: SMD / ✔ Authentic YAGEO Quality / ✔ Shipping from Shenzhen / ✔ Worldwide Delivery
Typical Applications & Hardware Integration
- Power supply decoupling: Its 1W power rating allows it to effectively dampen ripple and transient currents without overheating..
- Signal conditioning: The 43K resistance value is ideal for voltage dividers and biasing networks with 5% tolerance for adequate accuracy..
- Sensor interface: The 5% tolerance provides sufficient precision for sensor biasing and pull-up/pull-down applications..
Key Technical Features & Advantages
- Power Efficiency: Low power dissipation (1/16W typical) makes it ideal for battery‑powered and energy‑sensitive applications.
- Precision Resistance: The 2512 value resistance with ±5% tolerance guarantees accurate current control and signal integrity.
- Compact Form Factor: The SMD package saves critical PCB space, enabling high-density designs without sacrificing performance.
Frequently Asked Questions
- Q: What makes Chip Resistor RC2512JK-0743KL different from a standard SMD Resistors?
A: This resistor offers a higher power rating of 1W in a standard 2512 package, allowing it to handle greater current than conventional low-power resistors. - Q: Do you support small quantities or samples?
A: Yes, we support small orders, samples, and prototype quantities. No MOQ barriers. - Q: Are these parts genuine and brand new?
A: All parts we provide are 100% brand new, genuine parts, and fully traceable. We stand behind the quality of every component we ship. - Q: What is the typical lead time for this part?
A: In-stock items ship within 1-3 days from our warehouse in Shenzhen; international delivery 5-10 days via express couriers worldwide.
Cross Reference & Global B2B Sourcing
While Chip Resistor RC2512JK-0743KL represents top-tier quality, we offer comprehensive cross-references and compatible alternatives. Our BOM kitting service with volume pricing and fast shipping from Shenzhen ensures you receive genuine parts quickly. We are a trusted supplier for global electronics manufacturers.
✔ Spec verified on 2026-05-24 / Official YAGEO documentation.
SZYY (Shenzhen Yuanyue Electronic Technology Co., Ltd.) is an independent electronic components distributor and supplier based in Shenzhen, China. We specialize in BOM kitting and global component supply, offering genuine parts with full traceability. Our warehouse in Shenzhen ensures fast shipping from Shenzhen to worldwide destinations. We also provide PCBA coordination services through our trusted EMS partners — helping you achieve a true one-stop experience from BOM to finished PCBA.
📍 Room 19E, Block B, Guangbo Modern Window Building, Shennan Middle Road, Futian District, Shenzhen, Guangdong, China
📞 Mr. Chen: +86 13670242188 / ✉️ SZYY@SZYY.LTD / 🌐 https://szyy.ltd