Diodes AP3615 - Manual (Page 9)

Data Sheet
5 CHANNEL CHARGE PUMP CURRENT SINK FOR LED DRIVER AP3615
Jan. 2013 Rev. 1. 3 BCD Semiconductor Manufacturing Limited
9
Typical Performance Characteristics (Continued)
T
A
=25ºC, C
IN
=C
1
=C
2
=C
OUT
=1 μ F, V
F
=3.2V, unless otherwise noted.
Figure 16. 1.5x Mode Turn on Characteristic Figure 17. 1.5x Mode Turn off Characteristic
Figure 18. 1x Mode Dimming Operation Figure 19. Output Ripple (V
IN
=3.3V, I
D
=100mA)
(V
IN
=5V, f
EN
=2kHz)
V
EN
2V/div
I
WLED
5mA/div
V
C1+
2V/div
V
OUT
1V/div
V
EN
2V/div
I
IN
0.2A/div
Time (100 μs/div)
V
C1+
2V/div
V
OUT
1V/div
V
EN
2V/div
I
IN
0.2A/div
Time (400 μs/div)
Time (2ms/div)
I
IN
20mA/div
V
OUT
50mV/div
V
C1+
2V/div
Time (400ns/div)
V
IN
20mV/div