tca62753fug TOSHIBA Semiconductor CORPORATION, tca62753fug Datasheet - Page 5

• Manufacturer Part Number: tca62753fug
• Description: Charge Pump Type Dc/dc Converter For White Led Driver
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Test Circuit
The example of Application Circuit
*These application examples are provided for reference only.
*Thorough evaluation and testing should be implemented when designing your application's mass production design.
The example 1) Drive of 5 LEDs
The example 2) 5V power supply
V
V
IN
IN
= 3.0V ~ 5.0V
= 3.0V ~ 5.0V
V
IN
C
I
A
IN
C
C = 1.0µF
IN
C = 1.0µF
IN
= 2.2µF
= 2.2µF
C
C = 1.0µF
IN
= 2.2µF
1
2
3
1
2
3
C-
V
C+
C-
V
C+
IN
IN
1
2
3
SHDN
C
SHDN
C
GND
C-
V
OUT
V
C+
GND
V
OUT
*The LED current becomes 20mA by R = 20Ω. (For LED V
OUT
IN
OUT
= 2.2µF
= 2.2µF
SHDN
C
4
6
5
GND
OUT
V
4
6
5
5
OUT
= 2.2µF
4
6
5
I
R
SHDN
I
A
OUT
R
↓
R
V
R
TCA62753FUG
V
R
SHDN
V
I
OUT
OUT
2006-10-25
SHDN
SHDN
= 100mA
= 5.0V ± 6%
f
= 3.6V)