TCA62723FMG Toshiba, TCA62723FMG Datasheet - Page 6

• Manufacturer Part Number: TCA62723FMG
• Manufacturer: Toshiba

Specifications of TCA62723FMG

• Package: SON10
• # Outputs: 3
• Vout Max: 6V
• Io: 5.0 to 150mA
• Io Accuracy: ±7.5%
• Features Error Detection: -
• Features Gain Control: -
• Features Pwm Dimming: -
• Other Features & Functions: PIPO I/F
• Rohs Compatible Product(s) (#): Available

2) Method of inputting PMW signal to terminal REXT
Please define the cutoff frequency to the next expression. (f
I
OUT
can be set according to the next expression.
Note: These application examples are provided for reference only. Thorough evaluation and testing
f
C
=
should be implemented when designing your application's mass production design.
SHDN
CTL0
CTL1
CTL2
GND
TCA62723FMG
120
100
V
80
60
40
20
I
R
OUT
CONT
0
CONT
2 ×  × R × C
R =
=
0
=D×V
=R
OUT 0
OUT 1
OUT 2
REXT
1
VIN
1
R1=9.1kΩ, R2=8.2kΩ, REXT=8.2kΩ, C=0.22uF
+R
R
PWM
R
Current Dimming Control (Reference data)
1
10
2
1
1.17V+
2.7V~5.5V
× R
+ R
V
2
2
IN
D: PWM Duty (%)
20
(1.17V – V
30
R
EXT
PW M Duty (%)
C
V
CONT
R
≤ f
OUT
CONT
40
PWM
6
)×R
)
EXT
50
0V~2.6V
60
V
PWM
R
R
R
2
1
EXT
70
×460
f
C
PWM
=1kHz
80
90
TCA62723FMG
2010-06-10