C&H Technology 241NQ045R - Manual (Page 5)

Document Number: 93111 For technical questions, contact: [email protected] www.vishay.com
Revision: 18-Nov-09 3
241NQ045R
Schottky Rectifier, 240 A Vishay High Power Products
Fig. 1 - Maximum Forward Voltage Drop Characteristics
Fig. 2 - Typical Values of Reverse Current vs.
Reverse Voltage
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
Fig. 4 - Maximum Thermal Impedance Z
thJC
Characteristics
1
10
100
1000
0 .1 .2 .3 .4 .5 .6 .7 .8 .9
FM
F
In
s
tan
ta
ne
ou
s
F
o
rw
ar
d
C
u
rr
e
n
t -
I
(
A
)
T = 175°C
T = 125°C
T = 25°C
J
J
J
Forward Voltage Drop - V (V)
.001
.01
.1
1
10
100
1000
10000
0 5 10 15 20 25 30 35 40 45
R
R
T = 175°C
150°C
125°C
100°C
75°C
50°C
25°C
J
Reverse Voltage - V (V)
Re
v
e
rs
e
C
u
rre
n
t -
I (m
A)
1000
10000
0 10 20 30 40 50
T = 25°C
J
Reverse Voltage - V (V)
R
T
J
u
n
c
ti
o
n
C
a
p
a
c
ita
n
c
e
-
C
(
p
F
)
.001
.01
.1
1
.00001 .0001 .001 .01 .1 1 10 100
D = 0.33
D = 0.50
D = 0.25
D = 0.17
D = 0.08
1
th
J
C
t , Rectangular Pulse Duration (Seconds)
Th
e
rm
al
I
m
p
e
d
a
n
c
e
-
Z
(
°C
/W
)
Single Pulse
(Thermal Resistance)
2
t
1
t
P
DM
Notes:
1. Duty factor D = t / t
2. Peak T = P x Z + T
1
J DM thJC C
2