AME5142 Datasheet, PDF (11/18 Pages) Analog Microelectronics – White LED Boost Converter In Tiny Package

AME, Inc.
AME5142
Dimming Control for Driving 6LEDs
2
3
1
4µS / div
V_IN = 2.7V; 6 LEDs
I = 20mA
OUT
2) EN = 1V / div, DC f = 200KHz
3) V , 10V / div, DC
OUT
1) V_SW = 10V / div, DC
Start-Up / Shutdown
1
2
3
200µS / Div
V_IN = 2.7V; 1 LEDs
I_OUT = 20mA
1) EN = 2V/div, DC
2) Inductor Current, 100mA / div, DC
3) V , 2V / div, DC
OUT
White LED Boost Converter
In Tiny Package
Dimming Control for Driving 6LEDs
2
3
1
4µS / div
V_IN = 5.5V; 6 LEDs
I = 20mA
OUT
2) EN = 1V / div, DC f = 200KHz
3) V , 10V / div, DC
OUT
1) V_SW = 10V / div, DC
Start-Up / Shutdown
1
2
3
200µS / div
V_IN = 2.7V; 6 LEDs
I_OUT = 20mA
1) EN = 2V / div, DC
2) Inductor Current, 500mA / div, DC
3) V , 10V / div, DC
OUT
Rev. A.01
13