NCP5005 ON Semiconductor, NCP5005 Datasheet - Page 7

• Manufacturer Part Number: NCP5005
• Description: Compact Backlight LED Boost Driver
• Manufacturer: ON Semiconductor

1200
1000
800
600
400
200
0
Figure 5. Maximum Output Power as a Function of
2
the Battery Supply Voltage
P
2 LED
3
out
= f(V
P
out
bat
3 LED
V
bat
= f(V
5 LED
) @ Rs = 2.0 W
4
(V)
bat
100
120
Figure 7. Maximum Output Current as a Function of V
80
60
40
20
) @ R
0
2.5
4 LED
Test conditions: L = 22 mH, R
sense
5
3.0
= 2.0 W
http://onsemi.com
3.5
NCP5005
6
7
V
bat
4.0
sense
(V)
400
350
300
250
200
150
2
= 2.0 W, Tamb = +25°C
Test conditions: L = 22 mH, R
Figure 6. Typical Inductor Peak Current as a
4.5
5 LED
2 LED
3 LED
4 LED
I
5.0
peak
3
Function of V
= f(V
5.5
bat
V
bat
bat
) @ L
4
(V)
sense
bat
out
Voltage
= 10 W, Tamb = +20°C
= 22 mH
5
6