http://www.fujisemi.com MS838C04 (40V/30A) FUJI Diode Schottky Barrier Diode Features • Low VF • Super high speed switching • High reliability by planer design Outline Drawings [mm] Connection diagram TFP 838C04 838C04 Applications • High speed power switching Maximum Ratings and Characteristics Maximum ratings (at Ta=25˚C Unless otherwise specified) Item Repetitive peak reverse voltage Average output current Non-repetitive surge current ** Symbols Conditions VRRM Ratings Units 40 V IO Square wave duty =1/2 Tc =111˚C 30 * A I FSM Sine wave, 10ms 1shot 180 A Operating junction temperature Tj 150 ˚C Storage temperature Tstg -40 to +150 ˚C Units *Out put current of center tap full wave connection. **Rating per element Electrical characteristics (at Ta=25˚C Unless otherwise specified) Item Symbols Conditions Maximum Forward voltage*** VF IF = 12.5 A 0.53 V Reverse current*** IR VR =VRRM 8 mA Thermal resistance Rth(j-c) Junction to case 1.2 ˚C/W Ratings Units 0.8 g ***Rating per element Mechanical characteristics Item Conditions Approximate mass 1 MS838C04 (40V/30A) FUJI Diode http://www.fujisemi.com Reverse Characteristic (typ.) Forward Characteristic (typ.) Tj=150°C Tj=125°C Tj=125°C Tj=100°C Tj=25°C Tj=100°C IR Reverse Current (mA) IF Forward Current (A) Tj=150°C Tj= 25°C VR Reverse Voltage (V) VF Forward Voltage (V) Reverse Power Dissipation (max.) Forward Power Dissipation (max.) DC 360 360 I0 Reverse Power Dissipation Square wave λ =60° Square wave λ =120° Sine wave λ =180° Square waveλ =180° DC α=180° PR WF Forward Power Dissipation (W) (W) VR Per 1element Io Average output Current VR (A) 2 Reverse Voltage (V) MS838C04 (40V/30A) FUJI Diode http://www.fujisemi.com Current Derating (Io-Tc) (max.) Junction Capacitance Characteristic (typ.) 10000 DC Junction Capacitance (pF) (°C) 1000 Case Temperature Sine wave λ=180° Square wave λ=180° 100 Tc Cj Square wave λ=120° 360 Square wave λ=60° I0 VR=20V 10 Io Average Output Current (A) 1 10 VR λ:Conduction angle of forward current for each rectifier element Io:Output current of center-tap full wave connection IFSM Peak Half - Wave Current (A) Surge Capability (max.) Number of Cycles at 50Hz 3 Reverse Voltage (V) MS838C04 (40V/30A) FUJI Diode http://www.fujisemi.com Transient Thermal Impedance (max.) Transient Thermal Impedance (°C/W) Rth j-c: 1.2 °C/W t Time (sec) 4 MS838C04 (40V/30A) FUJI Diode http://www.fujisemi.com WARNING 1. This Catalog contains the product specifications, characteristics, data, materials, and structures as of March 2010. The contents are subject to change without notice for specification changes or other reasons. When using a product listed in this Catalog, be sure to obtain the latest specifications. 2. A ll applications described in this Catalog exemplify the use of Fuji's products for your reference only. No right or license, either express or implied, under any patent, copyright, trade secret or other intellectual property right owned by Fuji Electric Systems Co., Ltd. is (or shall be deemed) granted. Fuji Electric Systems Co., Ltd. makes no representation or warranty, whether express or implied, relating to the infringement or alleged infringement of other's intellectual property rights which may arise from the use of the applications described herein. 3. A lthough Fuji Electric Systems Co., Ltd. is enhancing product quality and reliability, a small percentage of semiconductor products may become faulty. When using Fuji Electric semiconductor products in your equipment, you are requested to take adequate safety measures to prevent the equipment from causing a physical injury, fire, or other problem if any of the products become faulty. It is recommended to make your design fail-safe, flame retardant, and free of malfunction. 4. T he products introduced in this Catalog are intended for use in the following electronic and electrical equipment which has normal reliability requirements. • Computers • OA equipment • Communications equipment (terminal devices) • Measurement equipment • Machine tools • Audiovisual equipment • Electrical home appliances • Personal equipment • Industrial robots etc. 5. If you need to use a product in this Catalog for equipment requiring higher reliability than normal, such as for the equipment listed below, it is imperative to contact Fuji Electric Systems Co., Ltd. to obtain prior approval. When using these products for such equipment, take adequate measures such as a backup system to prevent the equipment from malfunctioning even if a Fuji's product incorporated in the equipment becomes faulty. • Transportation equipment (mounted on cars and ships) • Trunk communications equipment • Traffic-signal control equipment • Gas leakage detectors with an auto-shut-off feature • Emergency equipment for responding to disasters and anti-burglary devices • Safety devices • Medical equipment 6. Do not use products in this Catalog for the equipment requiring strict reliability such as the following and equivalents to strategic equipment (without limitation). • Space equipment • Aeronautic equipment • Nuclear control equipment • Submarine repeater equipment 7. Copyright ©1996-2008 by Fuji Electric Systems Co., Ltd. All rights reserved. No part of this Catalog may be reproduced in any form or by any means without the express permission of Fuji Electric Systems Co., Ltd. 8. If you have any question about any portion in this Catalog, ask Fuji Electric Systems Co., Ltd. or its sales agents before using the product. Neither Fuji Electric Systems Co., Ltd. nor its agents shall be liable for any injury caused by any use of the products not in accordance with instructions set forth herein. 5