AAT2806_07 Datasheet, PDF (6/16 Pages) Advanced Analogic Technologies – Dual High Efficiency Charge Pump for White LED and Flash Applications

AAT2806
Dual High Efficiency Charge Pump
for White LED and Flash Applications
Typical Characteristics– Flash Driver Charge Pump Section
Supply Current vs. Supply Voltage
Oscillator Frequency vs. Supply Voltage
3.00
2.75
I_OUT = 0μA
C₃ = 1μF
2.50 _{VEN_FL = VIN}
2.25
2.00
1.75
1.50
1.25
1.00
2.5
3.0
3.5
4.0
4.5
5.0
Supply Voltage (V)
1.30
1.25
+25°C
1.20
+85°C
1.15
-40°C
1.10
2.7
3.2
3.7
4.2
4.7
Supply Voltage (V)
6
2806.2007.09.1.9