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| Schottky barrier diode RB205T-40 Applications Switching power supply Dimensions (Unit : mm) Structure Features 1) Cathode common type. (TO-220) 2) Low IR 3) High reliability (1) (2) (3) 4 Construction Silicon epitaxial planer 205 Absolute maximum ratings (Ta=25C) Parameter Reverse voltage (repetitive peak) Reverse voltage (DC) Average rectified forward current (*1) Forward current surge peak (60Hz / 1cyc) (*1) Junction temperature Storage temperature Symbol VRM VR Io IFSM Tj Tstg Limits 45 40 15 100 150 -40 to +150 Unit V V A A C C (*1)Business frequencies, Rating of R-load, 1/2 Io per diode, Tc=125C Electrical characteristic (Ta=25C) Parameter Forward voltage Reverse current Thermal impedance Symbol VF IR jc Min. - Typ. - Max. 0.55 300 2 Unit V A C/W Conditions IF=7.5A VR=40V junction to case www.rohm.com (c)2010 ROHM Co., Ltd. All rights reserved. 1/3 2010.02 - Rev.D RB205T-40 Electrical characteristic curves 10 Ta=150 100000 REVERSE CURRENT:IR(uA) FORWARD CURRENT:I F(A) Ta=125 1 Ta=75 Ta=25 0.1 Ta=-25 10000 1000 100 10 1 0.1 0 100 200 300 400 500 600 700 0 5 10 1000000 Data Sheet Ta=150 Ta=125 10000 f=1MHz CAPACITANCE BETWEEN TERMINALS:Ct(pF) 1000 Ta=75 100 Ta=25 10 Ta=-25 0.01 FORWARD VOLTAGE : V F(mV) VF-IF CHARACTERISTICS 1 15 20 25 30 35 40 0 5 10 15 20 25 30 REVERSE VOLTAGE : V R(V) VR-IR CHARACTERISTICS REVERSE VOLTAGE : V R(V) VR-Ct CHARACTERISTICS 520 FORWARD VOLTAGE:V F(mV) Ta=25 IF=7.5A n=30pcs 200 Ta=25 VR=40V n=30pcs 1650 1640 CAPACITANCE BETWEEN TERMINALS:Ct(pF) 1630 1620 1610 1600 1590 1580 1570 1560 1550 AVE:1619.8pF Ta=25 f=1MHz VR=0V n=10pcs REVERSE CURRENT:IR(uA) 510 150 500 100 490 50 480 AVE:492.2mV 470 0 AVE:35.9uA VF DISPERSION MAP IR DISPERSION MAP Ct DISPERSION MAP 300 PEAK SURGE FORWARD CURRENT:I FSM(A) 250 200 150 100 50 0 Ifsm 1cyc 8.3ms RESERVE RECOVERY TIME:trr(ns) 30 25 20 15 10 5 0 trr DISPERSION MAP Ta=25 IF=0.5A IR=1A Irr=0.25*IR n=10pcs 1000 Ifsm 8.3ms 8.3ms PEAK SURGE FORWARD CURRENT:I FSM(A) 1cyc 100 AVE:176.0A AVE:20.6ns 10 1 10 NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS 100 IFSM DISPERSION MAP 1000 Ifsm PEAK SURGE FORWARD CURRENT:I FSM(A) 1cyc 8.3ms 100 100 IM=100mA 20 IF=10A time TRANSIENT THAERMAL IMPEDANCE:Rth (/W) 1ms FORWARD POWER DISSIPATION:Pf(W) 10 300us Rth(j-a) 15 D=1/2 10 Sin(=180) DC 1 Rth(j-c) 5 10 1 10 TIME:t(ms) IFSM-t CHARACTERISTICS 100 0.1 0.001 0.1 10 1000 0 0 10 15 20 AVERAGE RECTIFIED FORWARD CURRENT : Io(A) cIo-Pf CHARACTERISTICS 5 25 30 TIME:t(s) Rth-t CHARACTERISTICS www.rohm.com (c)2010 ROHM Co., Ltd. All rights reserved. 2/3 2010.02 - Rev.D RB205T-40 40 0A 35 AVERAGE RECTIFIED FORWARD CURRENT:Io(A) 30 25 20 15 10 5 Sin(=180) Sin(=180) D=1/2 DC 0V t T Data Sheet 20 18 16 REVERSE POWER DISSIPATION:PR (W) 14 12 10 8 6 4 2 0 0 10 20 30 40 D=1/2 DC Io VR AVERAGE RECTIFIED FORWARD CURRENT:Io(A) D=t/T VR=20V Tj=150 40 0A 35 30 25 20 15 10 5 0 Sin(=180) D=1/2 DC 0V t T Io VR D=t/T VR=20V Tj=150 0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE:Ta() Derating Curve"(Io-Ta) 0 25 50 75 100 125 150 REVERSE VOLTAGE:V R(V) VR-PR CHARACTERISTICS CASE TEMPARATURE:Tc() Derating Curve"(Io-Tc) 30 No break at 30kV ELECTROSTATIC DISCHARGE TEST ESD(KV) 25 20 AVE:21.6kV 15 10 5 0 C=200pF R=0 C=100pF R=1.5k ESD DISPERSION MAP www.rohm.com (c)2010 ROHM Co., Ltd. All rights reserved. 3/3 2010.02 - Rev.D Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. Examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. Great care was taken in ensuring the accuracy of the information specified in this document. However, should you incur any damage arising from any inaccuracy or misprint of such information, ROHM shall bear no responsibility for such damage. The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by ROHM and other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. The Products specified in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, office-automation equipment, communication devices, electronic appliances and amusement devices). The Products specified in this document are not designed to be radiation tolerant. While ROHM always makes efforts to enhance the quality and reliability of its Products, a Product may fail or malfunction for a variety of reasons. Please be sure to implement in your equipment using the Products safety measures to guard against the possibility of physical injury, fire or any other damage caused in the event of the failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM shall bear no responsibility whatsoever for your use of any Product outside of the prescribed scope or not in accordance with the instruction manual. The Products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuelcontroller or other safety device). ROHM shall bear no responsibility in any way for use of any of the Products for the above special purposes. If a Product is intended to be used for any such special purpose, please contact a ROHM sales representative before purchasing. If you intend to export or ship overseas any Product or technology specified herein that may be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to obtain a license or permit under the Law. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http://www.rohm.com/contact/ www.rohm.com (c) 2010 ROHM Co., Ltd. All rights reserved. R1010A |
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