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RB205T-90
Diodes
Schottky barrier diode
RB205T-90
Applications Switching power supply External dimensions (Unit : mm)
4.50.3 0.1 10.00.3 0.1 2.80.2 0.1
Structure
8.00.2 12.00.2
Features 1) Cathode common type. (TO-220) 2) Low IR 3) High reliability
1.2
15.00.4 0.2 13.5MIN
Construction Silicon epitaxial planar
1.3 0.8 (1) (2) (3)
5.00.2
0.70.1 0.05
8.0
2.60.5
ROHM : O220FN Manufacture Date
Absolute maximum ratings (Ta=25C)
Parameter Reverse voltage (repetitive peak) Reverse voltage (DC) Average rectified forward current*1 Forward current surge peak 60Hz1cyc*1 Junction temperature Storage temperature (*1)Tc=100max. Per chip : Io/2 Symbol VRM VR Io IFSM Tj Tstg Limits 90 90 15 100 150 -40 to +150 Unit V V A A
Electrical characteristic (Ta=25C)
Parameter Forward voltage Reverse current Thermal impedance Symbol VF IR jc Min. Typ. Max. 0.78 300 2.0 Unit V A /W Conditions IF=7.5A VR=90V junction to case
Rev.C
1/3
RB205T-90
Diodes
Electrical characteristic curves
10 Ta=150 100000 Ta=150 Ta=125 1000 f=1MHz
REVERSE CURRENT:IR(uA)
FORWARD CURRENT:IF(A)
1
Ta=75 Ta=25 Ta=-25
1000 100 10 1 0.1 0.01 Ta=-25 Ta=25
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
Ta=125
10000 Ta=75 100
0.1
10
0.01 0 100 200 300 400 500 600 700 800 900 FORWARD VOLTAGEVF(mV) VF-IF CHARACTERISTICS
1 0 10 20 30 40 50 60 70 REVERSE VOLTAGEVR(V) VR-IR CHARACTERISTICS 80 90 0 10 20 REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS 30
770
200
900 Ta=25 VR=90V n=30pcs 890 880 870 860 850 840 830 820 810 800 AVE:850.3pF Ta=25 f=1MHz VR=0V n=10pcs
FORWARD VOLTAGE:VF(mV)
140 120 100 80 60 40 20 0 AVE:25.4uA
750 740 730 AVE:735.7mV 720 VF DISPERSION MAP
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
760
REVERSE CURRENT:IR(uA)
Ta=25 IF=7.5A n=30pcs
180 160
IR DISPERSION MAP
Ct DISPERSION MAP
300
30
RESERVE RECOVERY TIME:trr(ns)
1000
PEAK SURGE FORWARD CURRENT:IFSM(A)
Ifsm 200 150 100 50 0 IFSM DISRESION MAP AVE:157.0A
1cyc 8.3ms
PEAK SURGE FORWARD CURRENT:IFSM(A)
250
25 20 15 10 5 0 AVE:12.4ns
Ta=25 IF=0.5A IR=1A Irr=0.25*IR n=10pcs
Ifsm 8.3ms 8.3ms 1cyc 100
10 1 trr DISPERSION MAP 10 NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS 100
1000
100
30
IM=100mA IF=7.5A
TRANSIENT THAERMAL IMPEDANCE:Rth (/W)
PEAK SURGE FORWARD CURRENT:IFSM(A)
Ifsm t
25
1ms
10
time
Rth(j-a)
FORWARD POWER DISSIPATION:Pf(W)
DC 20 Sin(180) 15 10 5
D=1/2
300us
100
1
Rth(j-c)
10 1 10 TIME:t(ms) IFSM-t CHARACTERISTICS 100
0.1 0.001
0 0.01 1 10 100 TIME:t(s) Rth-t CHARACTERISTICS 0.1 1000 0 5 10 15 20 25 AVERAGE RECTIFIED FORWARD CURRENTIo(A) Io-Pf CHARACTERISTICS 30
Rev.C
2/3
RB205T-90
Diodes
5
40 35
40 0A 0V DC D=1/2 Io 35 VR D=t/T VR=45V Tj=150 0A 0V D=1/2 DC Io t VR D=t/T VR=45V T Tj=150
REVERSE POWER DISSIPATION:PR (W)
30 25 20 15 10
t T
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
4 D=1/2 3 DC
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
30 25 20 15 10 5 0
2
Sin(180)
1
Sin(180) 5 0
Sin(180)
0 0 10 20 30 40 50 60 70 REVERSE VOLTAGE:VR(V) VR-PR CHARACTERISTICS 80 90
0
25 50 75 100 125 AMBIENT TEMPERATURE:Ta() Derating Curve(Io-Ta)
150
0
25
50 75 100 125 CASE TEMPARATURE:Tc() Derating Curve(Io-Tc)
150
30 No break at 30kV 25 20 AVE:11.6kV 15 10 5 0 C=200pF R=0 C=100pF R=1.5k
ELECTROSTATIC DISCHARGE TEST ESD(KV)
ESD DISPERSION MAP
Rev.C
3/3
Appendix
Notes
No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design.
The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.1

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