NCP5006
1200
P out = f(V bat ) @ Rs = 2.0 W
3 LED
400
I peak = f(V bat ) @ L out = 22 m H
1000
800
600
2 LED
5 LED
4 LED
350
300
250
400
200
0
P out = f(V bat ) @ R sense = 2.0 W
200
150
2
3
4
5
6
2
3
4
5
6
V bat (V)
Figure 5. Maximum Output Power as a Function of
the Battery Supply Voltage
120
100
V bat (V)
Test conditions: L = 22 m H, R sense = 10 W , Tamb = +20 ° C
Figure 6. Typical Inductor Peak Current as a
Function of V bat Voltage
2 LED
3 LED
80
4 LED
60
5 LED
40
20
0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
V bat (V)
Test conditions: L = 22 m H, R sense = 2.0 W , Tamb = +25 ° C
Figure 7. Maximum Output Current as a Function of V bat
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7
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