User guide

SBR2A40P1
Document number: DS30919 Rev. 10 - 2
3 of 5
www.diodes.com
April 2010
© Diodes Incorporated
SBR2A40P1
SBR and PowerDI are registered trademarks of Diodes Incorporated.
Fig. 5 Maximum Avalanche Power vs. Pulse Duration
0 1 10 100
T , PULSE DURATION (µS)
P
10
100
1,000
10,000
P
, MAXIM
U
M AVALA
N
C
H
E
P
O
WE
R
(W)
M
0
20
0
25 50 75
100
125
P
, AVALA
N
C
H
E
P
EAK
P
U
LSE
P
O
WE
R
DERATING IN PERCENTAGE (%)
ARM
T , JUNCTION TEMPERATURE (°C)
Fig. 6 Pulse Derating Curve
J
40
60
80
100
120
150 175
0
0.5
1.0
2.0
1.5
2.5
025
50
75 100
125 150 175
200
I, AVE
R
A
G
E
F
O
R
WA
R
D
C
U
R
R
E
N
T
(A)
F(AV)
T , AMBIENT TEMPERATURE (°C)
A
Fig. 7 Forward Current Derating Curve
60
80
70
160
150
140
130
120
110
100
90
0
10
20
4030
T
, DE
R
A
T
ED AMBIE
N
T
T
EM
P
E
R
A
T
U
R
E (°
C
)
A
V , DC REVERSE VOLTAGE (V)
Fig. 8 Operating Temperature Derating
R