Diodes AP3064 - Manual (Page 11)

Preliminary Datasheet
Boost Type LED Driver with 4-Channel Current Source AP3064
Jul. 2012 Rev. 1. 5 BCD Semiconductor Manufacturing Limited
11
Typical Performance Characteristics (Continued)
V
IN
=24V, V
EN
=V
DD
=5V, 13 LEDs in series, 4 strings in parallel, 120mA/string, T
A
=25°C, unless otherwise
specified.
Figure 12. PWM Dimming Figure 13. LED Short Protection
Figure 14. LED Open Protection Figure 15. Schottky/Inductor Short Protection
V
SW
20V/div
V
PWM
5V/div
I
CH
100mA/div
Time 2ms/div Time 10
µs/div
V
SW
50V/div
V
STATUS
5V/div
I
CH
100mA/div
V
CH
5V/div
Time 50ms/div Time 50
µs/div
V
SW
50V/div
V
STATUS
5V/div
I
CH
50mA/div
V
OVP
1V/div
V
STATUS
5V/div
V
SW
50V/div
V
CS
1V/div
I
CH
50mA/div