SANGDEST MICROELECTRONICS SK34B Technical Data Data Sheet N0935, Rev. - Green Products SK34B SCHOTTKY RECTIFIER Applications: • • • • • • Switching power supply Converters Free-Wheeling diodes Reverse battery protection Disk drives Battery charging Features: • • • • • • • • Small foot print, surface mountable Very low forward Voltage Drop High frequency operation Guard ring for enhanced ruggedness and long term reliability Green Products in Compliance the ROHS Directive This is a Pb − Free Device All SMC parts are traceable to the wafer lot Additional testing can be offered upon request Mechanical Dimensions: In mm OPTION 1 • Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907 • • FAX (86) 25-87123900 • World Wide Web Site - http://www.sangdest.com.cn • E-Mail Address - sales@ sangdest.com.cn • SANGDEST MICROELECTRONICS SK34B Technical Data Data Sheet N0935, Rev. - Green Products OPTION 2(JK) SMB • Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907 • • FAX (86) 25-87123900 • World Wide Web Site - http://www.sangdest.com.cn • E-Mail Address - sales@ sangdest.com.cn • SANGDEST MICROELECTRONICS SK34B Technical Data Data Sheet N0935, Rev. - Green Products Marking Diagram: Where XXXXX is YYWWL SK 3 4 B YY WW L = Device Type = Forward Current (3A) = Reverse Voltage (40V) = Package type = Year = Week = Lot Number Cautions：Molding resin Epoxy resin UL:94V-0 Ordering Information: Device Package SMB (Pb-Free) SK34B Shipping 3000pcs / reel For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specification. Maximum Ratings: Characteristics Symbol Condition Max. Units Peak Inverse Voltage VRWM - 40 V Max. Average Forward IF(AV) 3.0 A 75 A Max. Peak One Cycle Non-Repetitive Surge Current IFSM 50% duty cycle @TC =80 ℃ rectangular wave form(L=0.375”) 8.3 ms, half Sine pulse • Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907 • • FAX (86) 25-87123900 • World Wide Web Site - http://www.sangdest.com.cn • E-Mail Address - sales@ sangdest.com.cn • SANGDEST MICROELECTRONICS SK34B Technical Data Data Sheet N0935, Rev. - Green Products Electrical Characteristics: Characteristics Symbol Max. Forward Voltage Drop Max. Reverse Current * Max. Units VF1 @ 3A, Pulse, TJ = 25℃ 0.63 V VF1 @ 3A, Pulse, TJ = 125℃ 0.57 V 1.0 mA 20 mA 60 pF IR1 IR2 Typical Junction Capacitance Condition Cj @VR = rated VR TJ = 25℃ @VR = rated VR TJ = 100℃ @VR = 4.0 V, Tc=25℃ fSIG = 1MHz Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications: Characteristics Symbol Condition Specification Units Max. Junction Temperature TJ - -55 to +150 ℃ Max. Storage Temperature Tstg - -55 to +150 ℃ 8 ℃/W Maximum Thermal Resistance Junction to Case Approximate Weight Case Style RθJc wt DC operation - 0.68 g SMB • Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907 • • FAX (86) 25-87123900 • World Wide Web Site - http://www.sangdest.com.cn • E-Mail Address - sales@ sangdest.com.cn • SANGDEST MICROELECTRONICS Technical Data Data Sheet N0935, Rev. - • Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 SK34B Green Products (86) 25-87123907 • • FAX (86) 25-87123900 • World Wide Web Site - http://www.sangdest.com.cn • E-Mail Address - sales@ sangdest.com.cn • SANGDEST MICROELECTRONICS Technical Data Data Sheet N0935, Rev. - SK34B Green Products DISCLAIMER: 1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product characteristics. Before ordering, purchasers are advised to contact the SMC - Sangdest Microelectronics (Nanjing) Co., Ltd sales department for the latest version of the datasheet(s). 2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment, medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by means of users’ fail-safe precautions or other arrangement . 3- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any damages that may result from an accident or any other cause during operation of the user’s units according to the datasheet(s). SMC - Sangdest Microelectronics (Nanjing) Co., Ltd assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information, products or circuits described in the datasheets. 4- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any failure in a semiconductor device or any secondary damage resulting from use at a value exceeding the absolute maximum rating. 5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC - Sangdest Microelectronics (Nanjing) Co., Ltd. 6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC - Sangdest Microelectronics (Nanjing) Co., Ltd. 7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and regulations.. • Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907 • • FAX (86) 25-87123900 • World Wide Web Site - http://www.sangdest.com.cn • E-Mail Address - sales@ sangdest.com.cn •