Diodes AL8806 - Manual (Page 4)

AL8806
Document number: DS35144 Rev. 5 - 2
4 of 15
www.diodes.com
July 2013
© Diodes Incorporated
AL8806
Typical Performance Characteristics
0
50
100
150
200
250
300
350
400
0 5 10 15 20 25 30
V (V)
Supply Current (not switching) vs. Input Current
I N
I (
µ
A
)
IN
V = 0V
V = V
T = 25 C
CTRL
SET IN
A
°
0
100
200
300
400
500
600
700
800
900
0 1 2 3 4 5
V (V)
Switching Frequency vs. V
CTR L
CT RL
V = 12V
1 LED
R
= 150m
T = 25°C
IN
SET
A

F
requ
e
n
c
y (
k
H
z)
L = 33µH
L = 68µH
L = 100µH
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5
T = 25°C
A
L =68µH
CTRL VOLTAGE (V)
LED Current vs. V
CTRL
LE
D
C
U
R
R
EN
T
(A
)
R = 68m
SET

R = 100m
SET

R = 150m
SET

-60
-40
-20
0
20
40
60
80
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V = V = 12V
T = 25 C
SET IN
A

I (
µ
A
)
CT
RL
V (V)
I vs V
CTRL
CTRL CTRL
0
0.5
1
1.5
2
2.5
3
0 5 10 15 20 25 30
CTRL
A
V = O pen
T = 25 C
SET IN
V = V

V (V)
V vs. Input Voltage
(CTRL pin open circuit)
I N
CTRL
V (
V
)
CT
RL
2.48
2.49
2.50
2.51
2.52
-40 -15 10 35 60 85 110
Ambient Temperature (°C)
V vs. Temperature
CTRL
V = Open
V = V = 12V
CTRL
SET IN
V (
V
)
CT
RL