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Automotive Varistors protect electronics against ESD.

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August 29, 2014 - Featuring multilayered varistor technology, ChipGuard® Automotive MLA Series protects automotive electronics from threat of ESD up to IEC 61000-4-2 Level 4. Bidirectional devices with insulating overcoat provide overvoltage protection and stable low leakage performance over operating temperature of -55 to +125°C. With response time of less than 0.5 ns, varistor clamp protectors meet ESD protection needs of HDMI, CANbus, Ethernet, sensor, and touchscreen interfaces as well as GPS and camera links.

Bourns Introduces Automotive-Grade ChipGuard® Varistor Series that Delivers High Reliability, Fast-Response ESD Protection

Bourns, Inc.
1200 Columbia Ave.
Riverside, CA, 92507 2129

Press release date: August 26, 2014

RIVERSIDE, Calif. – Bourns, Inc., a leading manufacturer and supplier of electronic components, today introduced its ChipGuard® Automotive MLA Series Varistor ESD Clamp Protectors Model specifically developed to protect sensitive automotive electronics from the threat of ESD up to IEC 61000-4-2 Level 4. Bourns’ Model CGA-MLA Series are very fast bidirectional devices that deliver robust overvoltage protection and stable low leakage performance over a wide temperature range.  The latest ChipGuard® devices from Bourns also feature multilayered varistor technology, and their proprietary insulating overcoat provides low and stable leakage current, quick response time (<0.5 ns) and high transient current capability.  These features and benefits make the new varistor clamp protectors particularly well-suited to meet the ESD protection needs of HDMI, CANbus, Ethernet, sensor and touchscreen interfaces as well as GPS and camera links and other circuits sensitive to ESD.

“Like our automotive industry customers, Bourns takes adherence to standards very seriously.  That is why these new devices are AEC-Q200-qualified and also meet the IEC 61000-4-2 standard,” said Kurt Wattelet, Product Line Manager at Bourns, Inc. “High performance and reliability make Bourns’ new varistor series an excellent electrical protection solution for sunroofs and control units as well as engine management systems, just to name a few.”

Pricing and Availability
The new models are AEC-Q200 and RoHS compliant*. Bourns® Model CGA-MLA Series is available now in 0603, 0805 and 1206 type packages.  As a pricing reference, CGA0603 modes are priced at $.10 each in 10,000 piece quantities. For more information, please see the

About Bourns
Bourns, Inc. is a leading manufacturer and supplier of automotive sensors, circuit protection solutions, magnetic products, microelectronic modules, trimming and precision potentiometers, panel controls and encoders and resistive products. Headquartered in Riverside, CA, Bourns serves a broad range of markets, including telecommunications, computer, industrial, instrumentation, automotive, consumer, non-critical life support medical, audio and various other market segments. Bourns® products are manufactured according to ISO 9001 and ISO 14001 standards under Six Sigma quality programs. Bourns® automotive products are manufactured in accordance with the ISO/TS 16949 standard. Additional company and product information is available at the company’s website at

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Bourns® and the Bourns logo are registered trademarks of Bourns, Inc. and may be used only with the permission of Bourns and proper acknowledgement. Other listed names and brands are trademarks or registered trademarks of their respective owners.
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