NSI45030ZT1G_11 Datasheet, PDF (3/7 Pages) ON Semiconductor – Constant Current Regulator & LED Driver

NSI45030ZT1G
TYPICAL PERFORMANCE CURVES
Minimum FR−4 @ 300 mm², 2 oz Copper Trace, Still Air
60
40
50
35
T_A = −40°C
[ −0.088 mA/°C
40
30
T_A = 25°C
typ @ Vak = 7.5 V
[ −0.072 mA/°C
30
25
T_A = 85°C
typ @ Vak = 7.5 V
20
20
[ −0.061 mA/°C
T_A = 125°C
typ @ Vak = 7.5 V
10
15
0
VR
−10
−20
−10
0
10 20 30 40 50 60
Vak, ANODE−CATHODE VOLTAGE (V)
Figure 1. General Performance Curve for CCR
33
32
31
30
29
28
27
26
3.0
T_A = 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 (I_reg(P)) vs.
Anode−Cathode Voltage (Vak)
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 (I_reg(SS)) vs.
Anode−Cathode Voltage (Vak)
35
34 ^{Vak @ 7.5 V}
33 ^{TA = 25°C}
32
31
30
29
28
27
26
25
26 27 28 29 30 31 32 33 34 35 36 37
I_reg(P), PULSE CURRENT (mA)
Figure 4. Steady State Current vs. Pulse
Current Testing
32
Vak @ 7.5 V
T_A = 25°C
31
30
29
0
5
10
15
20
25
30
35
TIME (s)
Figure 5. Current Regulation vs. Time
2200
2000
1800
500 mm²/2 oz
300 mm²/2 oz
1600
1400
100 mm²/2 oz
1200
1000 ^{500 mm2/1 oz}
800
300 mm²/1 oz
600
100 mm²/1 oz
400
−40 −20
0
20
40
60
80
T_A, AMBIENT TEMPERATURE (°C)
Figure 6. Power Dissipation vs. Ambient
Temperature @ T_J = 1505C
APPLICATIONS INFORMATION
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