TCA62753FUG Datasheet, PDF (7/10 Pages) Toshiba Semiconductor – Charge Pump type DC/DC Converter for White LED Driver

Reference data
*This data is a reference value, and no guarantee value.
TCA62753FUG
Output Current – Output Voltage
5.2
5.1
5.0
V_IN=3.2V
4.9
V_IN=2.7V
4.8
V_IN=3.0V
0
50
100
150
I_OUT (mA)
Power supply Voltage – Output Voltage
5.2
5.1 _IOUT=0mA
5.0
4.9
I_OUT=50mA
I_OUT=100mA
4.8
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
V_IN (V)
Output Current – Efficiency
100 _VIN=2.7V
80
60
V_IN=3.2V
V_IN=3.0V
40
20
0
10
40 _{IOUT (mA)} 70
100
Power supply Voltage – Efficiency
100 _IOUT=50mA
80
60 I_OUT=100mA
40
20
0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
V_IN (V)
Power supply Voltage – Input Current
3.0
2.5
I_OUT=0mA
2.0
1.5
1.0
0.5
V_SHDN=V_IN
0.0
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
V_IN (V)
Power supply Voltage – Clock
1.5
Freq enc
1.3
T_a=25°C
1.1 _Ta=85°C
0.9
0.7
T_a=-40°C
0.5
2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
V_IN (V)
Evaluation conditions
T_a = 25°C (unless otherwise specified)
C = 1.0µF (TDK Corporation C1608JB1C105K)
C_IN/C_OUT = 2.2µF (TDK Corporation C1608JB0J225M)
7
2006-10-25