Diodes ZXLD1356/ ZXLD1356Q - Manual (Page 17)

ZXLD1356/ ZXLD1356Q
Document number: DS33470 Rev. 4 - 2
17 of 29
www.diodes.com
October 2012
© Diodes Incorporated
ZXLD1356/ ZXLD1356Q
A Product Line of
Diodes Incorporated
Typical Operating Conditions
(cont.)
LED Current vs Vadj
0
100
200
300
400
500
600
0 1 2 3
ADJ Pin Voltage (V)
LE
D
C
ur
re
nt
(m
A
)
R=0.36 Ω R=0.56 Ω R=1.33 Ω
Vref
1.238
1.2385
1.239
1.2395
1.24
1.2405
1.241
1.2415
1.242
1.2425
1.243
0 10 20 30 40 50 60 70
A
D
J
p
in
v
olta
g
e
(V)
Supply current
0
100
200
300
400
500
600
700
800
0 10 20 30 40 50 60 70
Supply voltage (V)
Supply voltage (V)
Supply voltage (V)
Supp
ly
c
u
rr
en
t
(m
A)
Shutdown current
0
10
20
30
40
50
60
70
80
90
0 10 20 30 40 50 60 70
Sh
utd
own
cur
ren
t
(m
A)
Output transistor
fully enhanced
Output transistor
not fully enhanced