Data Sheet
Schottky Barrier Diode
RB225T-40
Applications Switching power supply Dimensions(Unit : mm)
4.5±0.3 0.1 10.0±0.3 0.1 2.8±0.2 0.1
(1) (2) (3)
Structure
①
1.3 0.8 (1) (2) (3)
13.5MIN 13.5Min.
Construction Silicon epitaxial planer
1.2
5.0±0.2
8.0±0.2 12.0±0.2
15.0±0.4 0.2 8.0
Features 1)Cathode common type.(TO-220) 2)Low IR 3)High reliability
0.7±0.1 0.05
2.6±0.5
ROHM : TO220FN ① Manufacture Date
Absolute maximum ratings (Ta=25C) Parameter Reverse voltage (repetitive) Reverse voltage (DC) Average rectified forward current(*1) Forward current surge peak (60Hz・1cyc)(*1) Junction temperature Storage temperature (*1)Tc=105Cmax Per chip:Io/2 Electrical characteristics (Ta=25C) Parameter Forward voltage Reverse current Thermal impedance ( ) : tentative
Symbol VRM VR Io IFSM Tj Tstg
Limits 40 40 30 100 150 40 to 150
Unit V V A A C C
Symbol VF IR θjc
Min. -
Typ. -
Max. 0.63 500 (1.75)
Unit V μA C/W
Conditions IF=15A VR=40V junction to case
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1/3
2011.04 - Rev.A
RB225T-40
Electrical characteristic curves
Data Sheet
100 Ta=150 C
1000000 100000
Ta=150 C
Ta=125 C
10000 f=1MHz
REVERSE CURRENT:IR(uA)
FORWARD CURRENT:I F(A)
10
Ta=125 C Ta=75 C
10000 1000 100 10 1 0.1
Ta=75 C
1
Ta=25 C Ta=-25 C
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
1000
Ta=25 C Ta=-25 C
100
0.1
10
0.01 0 100 200 300 400 500 600 FORWARD VOLTAGE:VF(mV) VF-IF CHARACTERISTICS
1 0 5 10 15 20 25 30 35 40 0 5 10 15 20 25 30 REVERSE VOLTAGE:VR(V) VR-IR CHARACTERISTICS REVERSE VOLTAGE:VR(V) VR-Ct CHARACTERISTICS
560
1000 Ta=25 C IF=15A n=30pcs 900 Ta=25 C VR=40V n=30pcs
2550 2540 Ta=25℃ f=1MHz VR=0V n=10pcs
FORWARD VOLTAGE:V F(mV)
CAPACITANCE BETWEEN TERMINALS:Ct(pF)
550
REVERSE CURRENT:IR(uA)
800 700 600 500 400 300 200 100 0 AVE:78.7uA
2530 2520 2510 2500 2490 2480 2470 2460 2450 AVE:2515.6pF
540
530
520 AVE:534.5mV 510 VF DISPERSION MAP
IR DISPERSION MAP
Ct DISPERSION MAP
300
1000 50
REVERSE RECOVERY TIME:trr(ns)
PEAK SURGE FORWARD CURRENT:IFSM(A)
250 200 150 100 50
40 35 30 25 20 15 10 5 0 AVE:27.4ns
PEAK SURGE FORWARD CURRENT:I FSM(A)
Ifsm
1cyc 8.3ms
45
Ta=25 C IF=0.5A IR=1A Irr=0.25*IR n=10pcs
Ifsm 8.3ms 8.3ms
1cyc 100
AVE:176.0A 0 IFSM DISPERSION MAP
10 1 trr DISPERSION MAP 10 NUMBER OF CYCLES IFSM-CYCLE CHARACTERISTICS 100
1000 Ifsm t
100
50
IM=100mA
TRANSIENT THAERMAL IMPEDANCE:Rth (℃/W)
IF=10A time Rth(j-a) 40
D=1/2
PEAK SURGE FORWARD CURRENT:I FSM(A)
1ms
10
300us
FORWARD POWER DISSIPATION:Pf(W)
Mounted on epoxy board
Rth(j-c)
30 Sin(=180) DC
100
20
1
10
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 10 20 30 40 AVERAGE RECTIFIED FORWARD CURRENT:Io(A) Io-Pf CHARACTERISTICS 50
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2/3
2011.04 - Rev.A
RB225T-40
Data Sheet
10
50 0A Io t T D=1/2 DC 0V VR
D=t/T VR=20V Tj=150 C
50
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
AVERAGE RECTIFIED FORWARD CURRENT:Io(A)
8
40
40
REVERSE POWER DISSIPATION:PR (W)
D=1/2
30
DC
6 D=1/2 4 Sin(=180) DC
30
Sin(=180)
20
20
0A
10
Io t T VR
D=t/T VR=20V Tj=150 C
2
10
0V
Sin(=180)
0 0 10 20 30 40 REVERSE VOLTAGE:VR(V) VR-PR CHARACTERISTICS
0 0 25 50 75 100 125 150 AMBIENT TEMPERATURE:Ta( C) Derating Curve"(Io-Ta)
0 0 25
50
75
100
125
150
CASE TEMPARATURE:Tc( C) Derating Curve"(Io-Tc)
30 No break at 30kV 25
ELECTROSTATIC DISCHARGE TEST ESD(KV)
AVE:25.7kV 20 15 10 5 0 C=200pF R=0 C=100pF R=1.5k
ESD DISPERSION MAP
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3/3
2011.04 - Rev.A
Notice
Notes
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http://www.rohm.com/contact/
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R1120A
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