TCA62746AFG Datasheet, PDF (18/25 Pages) Toshiba Semiconductor – 16-Output Constant Current LED Driver with Output Open/Short Detection

TCA62746AFG/AFNG
Reference data
*This data is provided for reference only. Thorough evaluation and testing should be implemented when
designing your application's mass production design.




Set output current – Duty cycle graph







⁶⁰
I_O - Duty
I_O - Duty
60



⁵⁰
50


40
40




30
30



₂₀


V_DD=5.5V


10
V_O=1.0V
T_a=25°C


ON PCB
All output ON

0


0
20


40
60
Duty - Turn on rate (%)
TCCAA6622774466AFFGG
TCCAA6622774466AFFNNGG
80
100
20
V_DD=5.5V
V_O=1.0V
10 T_a=55°C
ON PCB
All output ON
0
0
20
TTCCAA6622774466AFG
TTCCAA6622774466AFNG
40
60
80
100
Duty - Turn on rate (%)





<sup>60



50



40</sup>


30




20


V_DD=5.5V


10
V_O=1.0V
T_a=80°C


ON PCB


All output ON
0


0
20
I_O - Duty
40
60
Duty - Turn on rate (%)
TCCAA6622774466AFFGG
TCAA6622774466AFFNNGG
80
100
P_D - Ta
1.4
TCCAA6622774466AFFGG
1.2
TCCAA6622774466AFFNNGG
1.0
0.8
0.6
0.4
0.2
ON PCB
0.0
0
10
20
30
40
50
60
70
80
90
Ta (ˆ)
18
2007-05-22