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NSI45060JDT4G Datasheet, PDF (3/8 Pages) ON Semiconductor – Adjustable Constant Current Regulator , LED Driver | |||
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NSI45060JDT4G
TYPICAL PERFORMANCE CURVES
Minimum FRâ4 @ 300 mm2, 2 oz Copper Trace, Still Air
80
70
60
50
40
30
20
10
0
â10
â20
â10
0
TA = 25°C, Radj = Open
10
20
30
40
50
60
Vak, ANODEâCATHODE VOLTAGE (V)
Figure 1. General Performance Curve for CCR
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
3.0
TA = 25°C
Radj = Open
NonâRepetitive Pulse Test
4.0 5.0 6.0 7.0 8.0 9.0 10
Vak, ANODEâCATHODE VOLTAGE (V)
Figure 3. Pulse Current (Ireg(P)) vs.
AnodeâCathode Voltage (Vak)
80
70
TA = â40°C
[ â0.179 mA/°C
60
TA = 25°C
typ @ Vak = 7.5 V
50
TA = 85°C
[ â0.106 mA/°C
40
TA = 125°C
typ @ Vak = 7.5 V
30
[ â0.113 mA/°C
20
typ @ Vak = 7.5 V
10
0
DC Test Steady State, Still Air, Radj = Open
0 1 2 3 4 5 6 7 8 9 10
Vak, ANODEâCATHODE VOLTAGE (V)
Figure 2. Steady State Current (Ireg(SS)) vs.
AnodeâCathode Voltage (Vak)
70
68 Vak @ 7.5 V
TA = 25°C
66 Radj = Open
64
62
60
58
56
54
52
50
54 56 58 60 62 64 66 68 70 72 74 76 78
Ireg(P), PULSE CURRENT (mA)
Figure 4. Steady State Current vs. Pulse
Current Testing
66
100
Vak @ 7.5 V
Vak @ 7.5 V
65
TA = 25°C
TA = 25°C
Radj = Open
90
64
63
80
62
70
61
60
60
59
50
0 10 20 30 40 50 60 70 80 90
1
TIME (s)
Figure 5. Current Regulation vs. Time
10
100
Radj (W), Max Power 125 mW
Figure 6. Ireg(SS) vs. Radj
1000
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