SANGDEST MICROELECTRONICS Technical Data Data Sheet N1241, Rev. D 644CNQ045 Green Products 644CNQ045 SCHOTTKY RECTIFIER Applications: ● High current switching power supply ● Plating power supply ● Free-Wheeling diodes ● Reverse battery protection ● Converters ● UPS System ● Welding Features: • • • • • • • • • 125 ℃ TJ operation Center tap module High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability 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/ Inches PRM4 (Non-Isolated) MARKING,MOLDING RESIN st nd Marking for 644CNQ045, 1 row SS YYWW, 2 row 644CNQ045 Where YY is the manufacture year WW is the manufacture week code Molding resin Epoxy resin UL:94V-0 • 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 644CNQ045 Technical Data Data Sheet N1241, Rev. D Green Products Maximum Ratings: Characteristics Peak Inverse Voltage Average Forward Current Peak One Cycle NonRepetitive Surge Current (per leg) Non-Repetitive Avalanche Energy(peg leg) Repetitive Avalanche Current(peg leg) Symbol VRWM IF(AV) Condition 50% duty cycle @TC =80°C, rectangular wave form 300 600 Max. 45 per leg per device Units V A IFSM 8.3 ms, half Sine pulse 4560 A EAS TJ=25℃,IAS=40A,L=0.34mH 270 mJ IAR Current decaying linearly to zero in 1 μsec Frequency limited by TJ max. VA=1.5× VR typical 40 A Symbol VF1 VF2 IR1 IR2 Condition @ 300A, Pulse, TJ = 25 °C @ 300A, Pulse, TJ = 125 °C @VR = rated VR TJ = 25 °C @VR = rated VR TJ = 125 °C @VR = 5V, TC = 25 °C fSIG = 1MHz Measured lead to lead 5 mm from package body - Electrical Characteristics: Characteristics Forward Voltage Drop (per leg) * Reverse Current (per leg) * Junction Capacitance (per leg) Typical Series Inductance (per leg) Voltage Rate of Change Insulation Voltage * CT LS dv/dt VRMS Max. 0.55 0.43 21 3 Units V V mA A 15000 pF 5.0 nH 10,000 1000 V/μs V Specification -55 to +125 -55 to +125 Units °C °C Pulse Width < 300µs, Duty Cycle <2% Thermal-Mechanical Specifications: Characteristics Junction Temperature Storage Temperature Maximum Thermal Resistance Junction to Case (per leg) Maximum Thermal Resistance Junction to Case (per package) Typical Thermal Resistance, case to Heat Sink Symbol TJ Tstg Condition - RθJC DC operation 0.20 °C/W RθJC DC operation 0.10 °C/W Rθcs Mounting surface, smooth and greased 0.10 °C/W Mounting Torque TM Approximate Weight Case Style wt Mounting Torque Terminal Torque 79 PRM4 Non-Isolated 24(min) 35(max) 35(min) 46(max) Kg-cm g • 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 644CNQ045 Technical Data Data Sheet N1241, Rev. D Green Products Junction Capacitance-CT(PF) 100000 TJ=25℃ 1 0.1 0.01 5 10 15 20 25 30 35 40 45 Reverse Voltage-VR(V) TJ=25℃ 10000 1000 100 5 10 15 20 25 30 35 Reverse Voltage-VR(V) Fig.1-Typical Junction Capacitance Instantanous Forward CurrentIF(A) Reverse Current-IR(MA) 10 Fig.2-Typical Reverse Characteristics 1000 100 TJ=25℃ 10 0.2 0.3 0.4 0.5 0.6 0.7 Forward Voltage Drop-VF(V) Fig.3-Typical Instantaneous Forward Voltage Characteristics • 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 • 40 SANGDEST MICROELECTRONICS Technical Data Data Sheet N1241, Rev. D 644CNQ045 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 •