NSI45090DDT4G
http://onsemi.com
3
TYPICAL PERFORMANCE CURVES
Minimum FR4 @ 300 mm
2
, 2 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
85
95
100
110
105
100
95
85
75
80
85
90
105
110
115
90
95
3.0
90
Figure 5. Current Regulation vs. Time
100
105
120
Figure 6. I
reg(SS)
 vs. R
adj
Vak, ANODECATHODE VOLTAGE (V)
40
30
20
70
10
0
10
20
0
10
30
50
60
10
20
40
T
A
 = 25癈, R
adj
 = Open
50
Vak, ANODECATHODE VOLTAGE (V)
9
6
5
4
3
7
10
DC Test Steady State, Still Air, R
adj
 = Open
8
T
A
 = 40癈
T
A
 = 25癈
T
A
 = 85癈
[ 0.223 mA/癈
typ @ Vak = 7.5 V
[ 0.144 mA/癈
typ @ Vak = 7.5 V
2
1
0
T
A
 = 125癈
[ 0.155 mA/癈
typ @ Vak = 7.5 V
TIME (s)
90
40
20
0
99
100
60
89
90
Vak @ 7.5 V
T
A
 = 25癈
R
adj
 = Open
R
adj
 (W)
10
1
80
90
100
100
110
120
130
140
1000
80
100
110
70
90
60
0
10
30
50
60
20
40
80
100
110
70
90
91
92
93
94
95
96
97
98
150
160
Vak @ 7.5 V
T
A
 = 25癈
T
A
 = 25癈
NonRepetitive Pulse Test
103
104
101
102
80
30
10
50
70
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