NCP5010 ON Semiconductor, NCP5010 Datasheet - Page 7

• Manufacturer Part Number: NCP5010
• Description: Boost Converter
• Manufacturer: ON Semiconductor

1 SW, 5 V/div DC, 4 I
3
2
1
0
2.5
R
BF
Figure 15. Typical Skip Mode Threshold vs. V
Figure 17. Continuous Current Mode (CCM)
Figure 19. Startup for LED Operating, 4 LEDS
= 22 W, 1 CTRL, 2 V/div DC, 2 FB, 500 mV/div DC,
3.0
4 I
L
(C
100 mA/div, T = 100 ms/div
3.5
OUT
LED
3 LEDs
= 1 mF X5R 25 V)
V
, 50 mA/div, DC, I
IN
4.0
(V)
TYPICAL OPERATING CHARACTERISTICS
4.5
4 LEDs
OUT
5.0
5 LEDs
= 15 mA
http://onsemi.com
IN
5.5
NCP5010
7
1 SW, 5 V/div DC, 4 I
Figure 16. Typical V
Figure 18. Discontinuous Current Mode (DCM)
1 V
Figure 20. Duty Cycle Control Waveforms
1 CTRL, 2 V/div DC, 2 FB, 500 mV/div DC,
OUT
, 500 mV/div, AC 3 V
4 I
L
100 mA/div, T = 1 ms/div
LED
OUT
, 50 mA/div, DC, I
Ripple in OVP Conditions
OUT
, 5 V/div, DC
OUT
= 1 mA