Diodes AP3616 - Manual (Page 10)

SIXTEEN-CHANNEL, 75mA CURRENT SINK WITH CURRENT MATCH AP3616
Data Sheet
10
BCD Semiconductor Manufacturing Limited Jul. 2012 Rev. 1. 2
0 2 4 6 8 10 12 14 16
60.0
60.2
60.4
60.6
60.8
61.0
61.2
61.4
61.6
61.8
62.0
62.2
62.4
62.6
62.8
63.0
63.2
63.4
63.6
Curren
t p
er C
h
an
ne
l (m
A)
Channel
T
A
=-40 o C
T
A
=125 o C
T
A
=25 o C
Typical Performance Characteristics (Continued)
V
IN
=24V, V
EN
=5V, R
ISET
=30k Ω ,, T
A
=25 o C, unless otherwise specified.
Figure 12. Current per Channel vs. Channel Figure 13. PWM Dimming (f=100Hz, Duty Cycle=50%)
V
DIM
5V/div
V
SYN
5V/div
V
GATE
10V/div
I
CH
50mA/div
Time 4ms/div
V
DIM
5V/div
V
SYN
5V/div
V
GATE
10V/div
I
CH
50mA/div
Figure 14. PWM Dimming (f=20kHz, Duty Cycle=50%) Figure 15. Linear Dimming (V
DIM
=1.4V)
Time 20 µs/div
V
SYNF
1V/div
V
SYN
5V/div
V
GATE
10V/div
I
CH
100mA/div
Time 800 µs/div