RATING AND CHARACTERISTIC CURVES (CDBW120-G Thru. CDBW140-G)
Page 2
QW-BB020
Fig.1 Typical Forward Current Derating Curve
0
A
v
e
r
a
g
e
F
o
r
w
a
r
d
C
u
r
r
e
n
t
(
A
)
Case Temperature (°C)
0
75
175
Fig.2 Maximum Non-Repetitive Peak
Forward Surge Current
0
P
e
a
k
F
o
r
w
a
r
d
S
u
r
g
e
C
u
r
r
e
n
t
(
A
)
Number of Cycles at 60Hz
1
100
Fig.3 Typical Instantaneous Forward
Characteristics
0.01
I
n
s
t
a
n
t
a
n
e
o
u
s
F
o
r
w
a
r
d
C
u
r
r
e
n
t
(
A
)
Instantaneous Forward Voltage (V)
0
0.1
1.4
50
100
10
125
1
2
10
25
Fig.4 Typical Reverse Characteristics
0.001
I
n
s
t
a
n
t
a
n
e
o
u
s
R
e
v
e
r
s
e
V
o
l
t
a
g
e
(
m
A
)
Percent of Rated Peak Reverse Voltage (%)
0.1
1.0
1.8
100
25
150
0.5
20
1
Fig.5 Typical Junction Capacitance
10
J
u
n
c
t
i
o
n
C
a
p
a
c
i
t
a
n
c
e
(
p
F
)
Reverse Voltage (V)
10
100
1000
0.1
100
REV:D
Inductive or resistive load
0.375" (9.5mm) lead length
10
0.2
0.4
0.6
0.8
1.2
0.01
0
100
20
40
60
80
1
100
5
15
30
Pulse width=300μs
1% duty cycle
=25
OC
TJ
=125
OC
TJ
1.0
10
=75
OC
TJ
=25
OC
TJ
=125
O
TJ
=25
OC
TJ
f=1MHz
Vsig=50mV
Fig.6 Typical Transient Thermal Impedance
0.1
T
r
a
n
s
i
e
n
t
T
h
e
r
m
a
l
I
m
p
e
d
a
n
c
e
(
°
C
W
)
t-Pulse Duration (Sec.)
10
10
100
0.01
100
1
0.1
1
Comchip Technology CO., LTD.
SMD
Schottky
Barrier
Diodes
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