English
Language : 

NSI45030T1G_15 Datasheet, PDF (3/7 Pages) ON Semiconductor – Constant Current Regulator & LED Driver
NSI45030T1G, NSV45030T1G
TYPICAL PERFORMANCE CURVES
Minimum FR−4 @ 300 mm2 1 oz Copper Trace, Still Air
60
50
40
30
20
10
0
VR
−10
−20
−10
0
10 20 30 40 50 60
Vak, ANODE−CATHODE VOLTAGE (V)
Figure 1. General Performance Curve for CCR
38
37
36
35
34
33
32
31
30
3.0
TA = 25°C
Non−Repetitive Pulse Test
4.0 5.0 6.0 7.0 8.0 9.0 10
Vak, ANODE−CATHODE VOLTAGE (V)
Figure 3. Pulse Current (Ireg(P)) vs.
Anode−Cathode Voltage (Vak)
40
TA = −40°C
35
30
TA = 25°C
25
TA = 85°C
[ −0.073 mA/°C
20
typ @ Vak = 7.5 V
[ −0.059 mA/°C
15
typ @ Vak = 7.5 V
10
5
DC Test Steady State, Still Air
0
0 1 2 3 4 5 6 7 8 9 10
Vak, ANODE−CATHODE VOLTAGE (V)
Figure 2. Steady State Current (Ireg(SS)) vs.
Anode−Cathode Voltage (Vak)
35
34 Vak @ 7.5 V
33 TA = 25°C
32
31
30
29
28
27
26
25
30 31 32 33 34 35 36 37 38 39 40 41 42 43
Ireg(P), PULSE CURRENT (mA)
Figure 4. Steady State Current vs. Pulse
Current Testing
37
36
Vak @ 7.5 V
TA = 25°C
35
34
33
32
31
30
29
0
5
10
15
20
25
30
35
TIME (s)
Figure 5. Current Regulation vs. Time
800
700
500 mm2/2 oz
600
500 mm2/1 oz
500
300 mm2/2 oz
400 300 mm2/1 oz
300
200 100 mm2/1 oz
100 mm2/2 oz
100
−40
−20
0
20
40
60
80
TA, AMBIENT TEMPERATURE (°C)
Figure 6. Power Dissipation vs. Ambient
Temperature @ TJ = 1505C
www.onsemi.com
3