What is GRM43QR72J683KW01L MLCC?
The GRM43QR72J683KW01L is a high-voltage SMD capacitor manufactured by Murata. Key specs include 0.068µF capacitance, 630V DC rating, X7R dielectric, and a 1812 case size with ±10% tolerance. RoHS compliant, it is designed for robust filtering and energy storage in demanding power circuits.
✔ RoHS Compliant / ✔ SMD / ✔ Murata Quality / ✔ Long-Term Supply
Typical Applications & Why This Part Fits
- DC-DC Converter Output Smoothing: The 630V rating and X7R stability ensure reliable ripple reduction in high-voltage power rails, even at elevated temperatures.
- Snubber Circuits for Inverters: Its 0.068µF capacitance and 1812 footprint provide adequate energy absorption while minimizing PCB space in motor drive or UPS systems.
- LED Lighting Surge Protection: The robust 630V breakdown margin and X7R temperature characteristics make it ideal for absorbing voltage spikes in industrial lighting ballasts.
Key Features & Advantages
- High Voltage Handling: 630V rating surpasses standard 50V/100V MLCCs, enabling direct use in 400V+ bus architectures without series stacking.
- Wide Temperature Range: X7R dielectric (-55°C to +125°C) guarantees capacitance stability across automotive and industrial thermal extremes.
- Compact 1812 Case: Balances capacitance density with creepage distance, simplifying high-voltage layout vs. larger 2220 or through-hole alternatives.
Frequently Asked Questions
- Q: What makes GRM43QR72J683KW01L different from a standard X7R capacitor?
A: Its 630V rating is significantly higher than typical 50V–100V X7R parts, allowing direct connection to high-voltage busses without derating concerns. - Q: Is GRM43QR72J683KW01L RoHS compliant?
A: Yes, as a Murata product, it is standardly RoHS compliant and lead-free. - Q: What is the MOQ? Can we get small batches?
A: We support small batch orders and full BOM kitting at SZYY, including fast prototyping supply for this 1812 MLCC.
Cross Reference & Alternative Sourcing
While GRM43QR72J683KW01L is our primary recommendation, comparable alternatives are available. We provide comprehensive BOM Kitting service.
SZYY (Shenzhen Yuanyue Electronic Technology Co., Ltd.) is an independent electronic components distributor based in Shenzhen, China. We specialize in BOM kitting and global component supply, offering genuine, traceable parts with extensive inventory and fast shipping. 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