NSI45015WT1G Datasheet, PDF (3/7 Pages) ON Semiconductor – Constant Current Regulator & LED Driver 45 V, 15 mA  20%, 460 mW Package

NSI45015WT1G
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
17.5
T_A = 25°C
17
16.5
16
15.5
15
18
16
T_A = −40°C
14
12
10
T_A = 25°C
8
T_A = 85°C
6
[ −0.0381 mA/°C
[ −0.0316 mA/°C
4
2
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 (I_reg(SS)) vs.
Anode−Cathode Voltage (Vak)
18
Vak @ 7.5 V
17 ^{TA = 25°C}
16
15
14
14.5
14
3
Non−Repetitive Pulse Test
4
5
6
7
8
9
10
Vak, ANODE−CATHODE VOLTAGE (V)
Figure 3. Pulse Current (I_reg(P)) vs.
Anode−Cathode Voltage (Vak)
13
12
12 13 14 15 16 17 18 19 20
I_reg(P), PULSE CURRENT (mA)
Figure 4. Steady State Current vs. Pulse
Current Testing
16.5
Vak @ 7.5 V
T_A = 25°C
16
15.5
15
14.5
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
T_A, AMBIENT TEMPERATURE (°C)
Figure 6. Power Dissipation vs. Ambient
Temperature @ T_J = 1505C
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