NSI45025AT1G
http://onsemi.com
3
TYPICAL PERFORMANCE CURVES
Minimum FR4 @ 300 mm
2
, 1 oz Copper Trace, Still Air
Figure 1. General Performance Curve for CCR
Figure 2. Steady State Current (I
reg(SS)
) vs.
AnodeCathode Voltage (Vak)
Figure 3. Pulse Current (I
reg(P)
) vs.
AnodeCathode Voltage (Vak)
Figure 4. Steady State Current vs. Pulse
Current Testing
Vak, ANODECATHODE VOLTAGE (V)
I
reg(P)
, PULSE CURRENT (mA)
10
9.0
8.0
7.0
6.0
5.0
4.0
25
27
28
30
31
30
29
28
26
23
24
25
27
29
31
32
26
27
NonRepetitive Pulse Test
3.0
22
Vak @ 7.5 V
26
T
A
= 25癈
T
A
= 25癈
Figure 5. Current Regulation vs. Time
TIME (s)
30
25
20
10
5
0
26
27
28
15
35
24
25
Vak @ 7.5 V
T
A
= 25癈
Figure 6. Power Dissipation vs. Ambient
Temperature @ T
J
= 1505C
T
A
, AMBIENT TEMPERATURE (癈)
80
60
20
0
20
40
200
300
500
600
800
40
500 mm
2
/2 oz
500 mm
2
/1 oz
300 mm
2
/1 oz
400
700
100
100 mm
2
/1 oz
100 mm
2
/2 oz
300 mm
2
/2 oz
Vak, ANODECATHODE VOLTAGE (V)
40
30
20
60
10
0
10
20
0
10
30
50
60
10
20
40
VR
50
33
28
29
30
Vak, ANODECATHODE VOLTAGE (V)
9
6
5
4
3
0
5
15
20
25
7
10
DC Test Steady State, Still Air
8
10
T
A
= 40癈
T
A
= 25癈
T
A
= 85癈
[ 0.061 mA/癈
typ @ Vak = 7.5 V
[ 0.055 mA/癈
typ @ Vak = 7.5 V
2
1
0
30
35