tca62746 Marktech Optoelectronics, tca62746 Datasheet - Page 11

• Manufacturer Part Number: tca62746
• Description: 16-output Constant Current Led Driver With Output Open/short Detection
• Manufacturer: Marktech Optoelectronics

Test Circuit4: Power supply current
Test Circuit5: Constant current output / Output OFF leak current / Constant current error
Test Circuit5:
Test Circuit6: OOD voltage / OSD voltage
All output terminals is set to turning on, only one output terminal is connected with the V
and V
V
V
t
(10~90%)
V
V
t
(10~90%)
V
V
t
(10~90%)
r
r
r
Constant current power supply voltage regulation / Constant current output voltage regulation
O2
IH
IL
IH
IL
IH
IL
= t
= t
= t
= 0 V
= 0 V
= 0 V
is changed. V
= V
= V
= V
f
f
f
= 10 ns
= 10 ns
= 10 ns
DD
DD
DD
F.G
F.G
F.G
OOD
/V
OSD
SCK
SIN
SCK
SIN
SCK
SIN
SLAT
OE
SLAT
OE
SLAT
OE
is confirmed by the error detection result from SOUT.
R
R
R
EXT
EXT
EXT
GND
GND
GND
V
V
V
DD
DD
DD
11
SOUT
SOUT
SOUT
OUT15
OUT15
OUT15
OUT0
OUT7
OUT0
OUT7
OUT0
OUT7
V
V
V
A
A
A
TCA62746AFG/AFNG
O2
power supply,
A
2007-05-22