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NSI45020T1G Datasheet, PDF (3/6 Pages) ON Semiconductor – Constant Current Regulator & LED Driver | |||
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NSI45020T1G
TYPICAL PERFORMANCE CURVES
Minimum FRâ4 @ 300 mm2, 1 oz Copper Trace, Still Air
60
50
40
30
20
VR
10
25
TA = â40°C
20
TA = 25°C
TA = 85°C
15
10
[ â0.052 mA/°C
typ @ Vak = 7.5 V
[ â0.044 mA/°C
typ @ Vak = 7.5 V
0
â10
â20
â10 0
10 20 30 40 50 60
Vak, ANODEâCATHODE VOLTAGE (V)
Figure 1. General Performance Curve for CCR
23.0
22.5
22.0
TA = 25°C
5
DC Test Steady State, Still Air
0
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)
23
Vak @ 7.5 V
22 TA = 25°C
21
21.5
20
21.0
19
20.5
20.0
3.0
23
22
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)
Vak @ 7.5 V
TA = 25°C
21
20
19
0
5
10
15
20
25
30
35
TIME (s)
Figure 5. Current Regulation vs. Time
18
17
18 19 20 21 22 23 24 25 26 27
Ireg(P), PULSE CURRENT (mA)
Figure 4. Steady State Current vs. Pulse
Current Testing
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
â40 â20
0
20
40
60
80
TA, AMBIENT TEMPERATURE (°C)
Figure 6. Power Dissipation vs. Ambient
Temperature @ TJ = 1505C
http://onsemi.com
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