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ChipGuard®

ChipGuard®

ChipGuard®

Product catalog summary
Overview: The Bourns® Chip Guard® ESD Protection catalog provides a comprehensive overview of electrostatic discharge (ESD) protection solutions using Multi-layer zinc oxide Varistor (MLV) technology. This technology offers excellent electrical performance for various ESD requirements, protecting sensitive electronic circuits to IEC61000-4-2 Level 4 standards.
Chip Guard® Families: The catalog details three main families of Chip Guard® ESD protectors:
  • MLA Series: Designed for general ESD protection where capacitance is less critical, suitable for IC supply lines, computers, and low-frequency digital lines.
  • MLC Series: Offers high-speed data and communication port protection with very low capacitance, ideal for USB 2.0, IEEE-1394, and DVI ports.
  • MLE Series: Provides high-speed protection with a focus on Ethernet and RS232 ports, excluding critical life support applications.
Product Specifications: The catalog includes detailed specifications for each series, including operating voltage, clamping voltage, current, and capacitance. For example, the CG0603MLC-05E offers a maximum capacitance of 0.5 pF, suitable for high-speed communication ports.
ESD Protection Standards: The document explains the IEC61000-4-2 standard, which defines ESD discharge levels and the importance of protecting electronic devices from high-voltage ESD events.
Applications: Bourns® Chip Guard® products are applicable across various sectors, including automotive, consumer electronics, and industrial products, providing robust protection for sensitive components.
Ordering Information: The catalog provides a guide on how to order Chip Guard® products, detailing package options, operating voltages, and tolerance levels.
Contact Information: A list of worldwide sales offices and technical assistance contacts is provided for customer support and inquiries.
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Catalog excerpts

ChipGuard®-1

Bourns Chip Guard ® ® ESD Protection Short Form Catalog Circuit Protection Solutions

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ChipGuard®-2

Chip Guard® ESD Clamp Protection Bourns® family of Chip Guard® electrostatic discharge (ESD) protectors is based on a Multilayer zinc oxide Varistor (MLV) technology. The MLV technology provides excellent electrical performance with a competitive solution for many ESD requirements. The Chip Guard® family is designed to protect sensitive electronic circuits from the threat of ESD to IEC61000-4-2 to level 4 in the ultra-small 0402 and 0603 type packages. is less critical. The MLE series has been designed to provide a tolerance on the capacitance of the ESD protector to allow engineers to design...

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ChipGuard®-3

Product Selection Guide The family of Chip Guard® electrostatic discharge (ESD) protectors are currently limited to a small range of voltage options. However, the MLV process allows a wider range to be manufactured. Should a voltage that is not highlighted in the current selection be required, please inquire with your local representative as the family will be expanding in the future.

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ChipGuard®-4

Chip Guard® Family Selection MLC Series • 5 V plus DC voltages • ESD data sheet characterized • 0.5 pF max. for 12 V option • Ultra-low leakage current TSP? (Thyristor Surge Protection) No Yes START Yes ESD Protection Request? (IEC61000-4-2) Yes No Is Surge Required? (8/20 µs) Yes No MLE Series • 8/20 µs + ESD specified • 18 V max. DC operation • Leakage current characterized • 50 pF max. for 18 V product Low Capacitance Requirement? MLA Series Yes Tolerance Capacitance Requirement? No • 5.5 V plus DC voltages • 8/20 µs specified • 140 pF typical for 18 V product How To Order CG 0402 MLA - 5.5...

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ChipGuard®-5

ESD and Chip Guard® Technology Electrostatic Discharge occurs when a charge is exchanged between two objects of unequal charge potential. ESD, most often between people and metal objects is a result of a build-up of electrons that behave as a capacitor when dielectric isolation is available. Man-made materials such as the sole of a shoe achieve dielectric isolation, while a person walking on carpet creates kinetic energy. The International Electro-technical Commission (IEC) developed a human model ESD event that allows designers to take adequate protection in their electrostatic applications....

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ChipGuard®-6

Worldwide Sales Offices Non-Listed European Technical Assistance Bourns® products are available through an extensive network of manufacturer's representatives, agents and distributors. To obtain technical applications assistances guotation,orto place an order, contact a Bourns representative in your area. Circuit Protection Solutions "Bourn CMultifuse" and "Chip Guard" are registered trademarks of Bourns, Inc. in the U.S. and other countries. COPYRIGHT© 2003, BOURNS,INC. * LITHO IN U.S.A. * SP 07/03 * 25M/CG0305

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All BOURNS catalogs and technical brochures

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  2. CG0201MLA

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  3. CGA0603MLC

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  4. CGA0402MLC

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  5. CGA1206MLA

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  6. CGA0805MLA

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  7. CGA0603MLA

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.