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NSIC2020BT3G Datasheet, PDF (4/9 Pages) ON Semiconductor – Constant Current Regulator | |||
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NSIC2020BT3G
TYPICAL PERFORMANCE CURVES
(Minimum FRâ4 @ 100 mm2, 1 oz. Copper Trace, Still Air)
50
40
30
20
10
0
â10
â20
â20 0
TA = 25°C
20 40 60 80 100 120 140
Vak, ANODEâCATHODE VOLTAGE (V)
Figure 1. General Performance Curve for CCR
23
TA = 25°C
22
21
20
30
25
TA = â55°C
â â0.066 mA/°C
20
TA = 25°C
TA = 85°C
â â0.045 mA/°C
â â0.040 mA/°C
15
TA = 150°C
10
TA = 125°C
TJ(max), maximum die temperature
limit 175°C (100 mm2, 1 oz Cu)
5
DC Test Steady State, Still Air
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
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
19
20
18
17
16
NonâRepetitive Pulse Test
15
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Vak, ANODEâCATHODE VOLTAGE (V)
Figure 3. Pulse Current (Ireg(P)) vs.
AnodeâCathode Voltage (Vak)
19
18
17
17 18 19 20 21 22 23 24 25
Ireg(P), PULSE CURRENT (mA)
Figure 4. Steady State Current vs. Pulse
Current Testing
21.0
3000
500 mm2/2 oz
FRâ4 Board
20.8
Vak @ 7.5 V
TA = 25°C
2500
500 mm2/1 oz
300 mm2/2 oz
20.6
2000
20.4
20.2
20.0
19.8
0
10 20 30 40 50 60 70 80
TIME (s)
Figure 5. Current Regulation vs. Time
1500
1000 300 mm2/1 oz
100 mm2/2 oz
500
100 mm2/1 oz
0
â40 â20 0
20 40 60 80 100 120
TA, AMBIENT TEMPERATURE (°C)
Figure 6. Power Dissipation vs. Ambient
Temperature @ TJ = 1755C: Small Footprint
http://onsemi.com
4
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