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70/300U(R)..D Series
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Maximum Allowable Case T
emperature (擄C)
Maximum Allowable Case T
emperature (擄C)
200
200
190
180
170
160
150
140
70/ 300U(R)..D S
eries
R
thJC
(DC) = 0.18 K/ W
70U/ 300U(R)..D S
eries
R
thJC
(DC) = 0.18 K/ W
180
Conduction Angle
Conduction Period
160
140
30擄
120
0
50
100
60擄 90擄
120擄
180擄
300
350
30擄
130
120
110
0
100
60擄
90擄
120擄
180擄
200
300
DC
400
500
150 200 250
Average F
orward Current (A)
Fig. 1 - Current Ratings Characteristics
Maximum Average Forward Power Los (W)
s
400
350
300
250
200
150
Conduction Angle
Average F
orward Current (A)
Fig. 2 - Current Ratings Characteristics
180擄
120擄
90擄
60擄
30擄
R Limit
MS
R
t
0.
2
A
hS
0.3
K/
W
=
1
0.
K/
W
W
K/
K/
W
0.5
K/
W
0.7
K/ W
1K
/
W
0.4
ta
el
-D
R
100
50
0
0
50
100
150
200
250
300
70/ 300U(R
)..D S
eries
T = 200擄C
J
1.5
K
/
W
3 K/ W
25
350
50
75
100
125 150 175
200
Average Forward Current (A)
Maximum Allowable Ambient T
emperature (擄C)
Fig. 3 - Forward Power Loss Characteristics
Maximum Average F
orward Power Los (W)
s
500
450
400
350
300
250
200
150
100
50
0
0
100
200
300
400
25
500
50
75
100
125
150
175
200
Average F
orward Current (A)
Maximum Allowable Ambient T
emperature (擄C)
Conduction Period
DC
180擄
120擄
90擄
60擄
30擄
RMSLimit
0.
2K
/W
0.
3
0.
5K
/W
0.7
KW
/
1 K/
W
70/ 300U(R)..D S
eries
T = 200擄C
J
1.5 K/
W
3 K/ W
Fig. 4 - Forward Power Loss Characteristics
R
t
K/
W
A
hS
=
1
0.
W
K/
ta
el
-D
R
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