To our customers, Old Company Name in Catalogs and Other Documents On April 1st, 2010, NEC Electronics Corporation merged with Renesas Technology Corporation, and Renesas Electronics Corporation took over all the business of both companies. Therefore, although the old company name remains in this document, it is a valid Renesas Electronics document. We appreciate your understanding. Renesas Electronics website: http://www.renesas.com April 1st, 2010 Renesas Electronics Corporation Issued by: Renesas Electronics Corporation (http://www.renesas.com) Send any inquiries to http://www.renesas.com/inquiry. Notice 1. 2. 3. 4. 5. 6. 7. All information included in this document is current as of the date this document is issued. Such information, however, is subject to change without any prior notice. Before purchasing or using any Renesas Electronics products listed herein, please confirm the latest product information with a Renesas Electronics sales office. Also, please pay regular and careful attention to additional and different information to be disclosed by Renesas Electronics such as that disclosed through our website. Renesas Electronics does not assume any liability for infringement of patents, copyrights, or other intellectual property rights of third parties by or arising from the use of Renesas Electronics products or technical information described in this document. No license, express, implied or otherwise, is granted hereby under any patents, copyrights or other intellectual property rights of Renesas Electronics or others. You should not alter, modify, copy, or otherwise misappropriate any Renesas Electronics product, whether in whole or in part. Descriptions of circuits, software and other related information in this document are provided only to illustrate the operation of semiconductor products and application examples. You are fully responsible for the incorporation of these circuits, software, and information in the design of your equipment. Renesas Electronics assumes no responsibility for any losses incurred by you or third parties arising from the use of these circuits, software, or information. When exporting the products or technology described in this document, you should comply with the applicable export control laws and regulations and follow the procedures required by such laws and regulations. You should not use Renesas Electronics products or the technology described in this document for any purpose relating to military applications or use by the military, including but not limited to the development of weapons of mass destruction. Renesas Electronics products and technology may not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations. Renesas Electronics has used reasonable care in preparing the information included in this document, but Renesas Electronics does not warrant that such information is error free. Renesas Electronics assumes no liability whatsoever for any damages incurred by you resulting from errors in or omissions from the information included herein. Renesas Electronics products are classified according to the following three quality grades: “Standard”, “High Quality”, and “Specific”. The recommended applications for each Renesas Electronics product depends on the product’s quality grade, as indicated below. You must check the quality grade of each Renesas Electronics product before using it in a particular application. You may not use any Renesas Electronics product for any application categorized as “Specific” without the prior written consent of Renesas Electronics. Further, you may not use any Renesas Electronics product for any application for which it is not intended without the prior written consent of Renesas Electronics. Renesas Electronics shall not be in any way liable for any damages or losses incurred by you or third parties arising from the use of any Renesas Electronics product for an application categorized as “Specific” or for which the product is not intended where you have failed to obtain the prior written consent of Renesas Electronics. The quality grade of each Renesas Electronics product is “Standard” unless otherwise expressly specified in a Renesas Electronics data sheets or data books, etc. “Standard”: 8. 9. 10. 11. 12. Computers; office equipment; communications equipment; test and measurement equipment; audio and visual equipment; home electronic appliances; machine tools; personal electronic equipment; and industrial robots. “High Quality”: Transportation equipment (automobiles, trains, ships, etc.); traffic control systems; anti-disaster systems; anticrime systems; safety equipment; and medical equipment not specifically designed for life support. “Specific”: Aircraft; aerospace equipment; submersible repeaters; nuclear reactor control systems; medical equipment or systems for life support (e.g. artificial life support devices or systems), surgical implantations, or healthcare intervention (e.g. excision, etc.), and any other applications or purposes that pose a direct threat to human life. You should use the Renesas Electronics products described in this document within the range specified by Renesas Electronics, especially with respect to the maximum rating, operating supply voltage range, movement power voltage range, heat radiation characteristics, installation and other product characteristics. Renesas Electronics shall have no liability for malfunctions or damages arising out of the use of Renesas Electronics products beyond such specified ranges. Although Renesas Electronics endeavors to improve the quality and reliability of its products, semiconductor products have specific characteristics such as the occurrence of failure at a certain rate and malfunctions under certain use conditions. Further, Renesas Electronics products are not subject to radiation resistance design. Please be sure to implement safety measures to guard them against the possibility of physical injury, and injury or damage caused by fire in the event of the failure of a Renesas Electronics product, such as safety design for hardware and software including but not limited to redundancy, fire control and malfunction prevention, appropriate treatment for aging degradation or any other appropriate measures. Because the evaluation of microcomputer software alone is very difficult, please evaluate the safety of the final products or system manufactured by you. Please contact a Renesas Electronics sales office for details as to environmental matters such as the environmental compatibility of each Renesas Electronics product. Please use Renesas Electronics products in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances, including without limitation, the EU RoHS Directive. Renesas Electronics assumes no liability for damages or losses occurring as a result of your noncompliance with applicable laws and regulations. This document may not be reproduced or duplicated, in any form, in whole or in part, without prior written consent of Renesas Electronics. Please contact a Renesas Electronics sales office if you have any questions regarding the information contained in this document or Renesas Electronics products, or if you have any other inquiries. (Note 1) “Renesas Electronics” as used in this document means Renesas Electronics Corporation and also includes its majorityowned subsidiaries. (Note 2) “Renesas Electronics product(s)” means any product developed or manufactured by or for Renesas Electronics. MOSFET for LCD Backlight Inverters Multi CCFL and EEFL have been applied in recent years for LCD TV’s circuitry cost reduction purpose. In conjunction of this development trend, NEC Electronics offers low voltage MOSFET with optimal low on-state resistance that comes with high power package. CCFL:Cold Cathode Fluorescent Lamp EEFL:External Electrode Fluorescent Lamp Features • The MOSFET available in this application, which are ranging from RDS(on) = 6.7 mΩ (lowest RDS(on) class in the industry) to 20 mΩ class based on customers’ common requirements. These highest standard MOSFET that provide super low RDS(on) achieved by one of the NEC most advance process, UMOS4. • High Power Package (TO-252, TO-263) with excellent thermal performance.Production of Package TO-252 is expanding continuously as for fully meeting market demand including those used for PC application (CPU peripheral DC/DC converters). Application Backlight inverters for LCD TV's Specifications TO-252 LCD TV, Multi CCFL and EEFL (full-bridge and push-pull circuits methods) TO-263 Push-pull Full-bridge Input voltage: 24 V Max. Input voltage: 24 V Max. Nch Nch Coil transformer Coil transformer Vcc Vcc Nch Controller Nch Controller Nch CCFL/EEFL CCFL/EEFL CCFL/EEFL CCFL/EEFL Nch Full-bridge circuit methods - Low voltage (24 V) input RDS (on) Max. (mΩ) VGS = 10 V VGS = 4.5 V Package VDSS (V) VGSS (V) ID (DC) (A) 2SK4075-ZK TO-252 40 ±20 ±60 6.7 2SK4075B-ZK TO-252 40 ±20 ±50 7.9 2SK4076-ZK TO-252 40 ±20 ±35 2SK4077-ZK TO-252 40 ±20 2SK4078-ZK TO-252 40 2SK4078B-ZK TO-252 2SK4184-ZK TO-263 Product CiSS (pF) Qg (nC) 10 2900 54 10 2230 44 16 25 1200 24 ±20 20 35 800 18 ±20 ±50 8.5 14 2300 45 40 ±20 ±38 8.5 13 1860 39 40 ±20 ±50 8.5 14 2300 45 Package VDSS (V) VGSS (V) ID (DC) (A) CiSS (pF) Qg (nC) TO-252 60 ±20 ±60 8.7 10.5 5450 95 ±20 44 78* 760 17 Push-pull circuit methods - Low voltage (24 V) input Product 2SK3814-Z RDS (on) Max. (mΩ) VGS = 10 V VGS = 4.5 V 2SK3377-Z TO-252 60 ±20 2SK3385-Z TO-252 60 ±20 ±30 28 45* 1500 30 2SK3386-Z TO-252 60 ±20 ±34 21 36* 2100 39 2SK3402-Z TO-252 60 ±20 ±36 15 22* 3200 61 2SK3794-Z TO-252 60 ±20 ±20 44 78* 760 17 2SK3899-ZK TO-263 60 ±20 ±84 5.3 6.5 5500 96 2SK3900-ZP TO-263 60 ±20 ±82 8.0 10 3500 65.5 2SK3901-ZK TO-263 60 ±20 ±60 13 16.5 1950 40 2SK3902-ZK TO-263 60 ±20 ±30 21 26 1200 25 * VGS = 4.0 V NEC Electronics Website: www.necel.com · The information in this document is current as of January, 2010. · · · · · The information is subject to change without notice. For actual design-in, refer to the latest publications of NEC Electronics data sheets or data books, etc., for the most up-to-date specifications of NEC Electronics products. Not all products and/or types are available in every country. Please check with an NEC Electronics sales representative for availability and additional information. No part of this document may be copied or reproduced in any form or by any means without the prior written consent of NEC Electronics. NEC Electronics assumes no responsibility for any errors that may appear in this document. NEC Electronics does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from the use of NEC Electronics products listed in this document or any other liability arising from the use of such products. No license, express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of NEC Electronics or others. Descriptions of circuits, software and other related information in this document are provided for illustrative purposes in semiconductor product operation and application examples. The incorporation of these circuits, software and information in the design of a customer's equipment shall be done under the full responsibility of the customer. NEC Electronics assumes no responsibility for any losses incurred by customers or third parties arising from the use of these circuits, software and information. While NEC Electronics endeavors to enhance the quality, reliability and safety of NEC Electronics products, customers agree and acknowledge that the possibility of defects thereof cannot be eliminated entirely. To minimize risks of damage to property or injury (including death) to persons arising from defects in NEC Electronics products, customers must incorporate sufficient safety measures in their design, such as redundancy, fire-containment and antifailure features. NEC Electronics products are classified into the following three quality grades: "Standard", "Special" and "Specific". The "Specific" quality grade applies only to NEC Electronics products developed based on a customer-designated "quality assurance program" for a specific application. The recommended applications of an NEC Electronics product depend on its quality grade, as indicated below. Customers must check the quality grade of each NEC Electronics product before using it in a particular application. "Standard": Computers, office equipment, communications equipment, test and measurement equipment, audio and visual equipment, home electronic appliances, machine tools, personal electronic equipment and industrial robots. "Special": Transportation equipment (automobiles, trains, ships, etc.), traffic control systems, anti-disaster systems, anti-crime systems, safety equipment and medical equipment (not specifically designed for life support). "Specific": Aircraft, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems and medical equipment for life support, etc. The quality grade of NEC Electronics products is "Standard" unless otherwise expressly specified in NEC Electronics data sheets or data books, etc. If customers wish to use NEC Electronics products in applications not intended by NEC Electronics, they must contact an NEC Electronics sales representative in advance to determine NEC Electronics' willingness to support a given application. (Note 1) "NEC Electronics" as used in this statement means NEC Electronics Corporation and also includes its majority-owned subsidiaries. (Note 2) "NEC Electronics products" means any product developed or manufactured by or for NEC Electronics (as defined above). (M8E0909E) Document No. D18353EJ5V0PF00 (5th edition) Date Published January 2010 N Printed in Japan © NEC Electronics Corporation 2006