CM9130 Datasheet, PDF (4/12 Pages) California Micro Devices Corp – Three Output Driver for White LEDs

Typical Performance Curves
PRELIMINARY
CM9130
Charge Pump Efficiency
Vled=3.2V
100
90
80
Iout=120mA
70
Iout=30mA
Iout=60mA
60
3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage (V)
Source Current
Vled=3.2V
200
175
150
125
Iout=120mA
100
75
Iout=60mA
50
Iout=30mA
25
3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage (V)
Typical Waveforms
Cin=C2=C3=Cout=1uF, Iout=120mA
Typical Waveforms
Cin=C2=C3=Cout=1uF, Iout=120mA
100 mV/
div
100 mV/
Vout
div
Vout
20mA/
div
Iin
20mA/
div
Iin
50mV/
div
2V/
div
200mA/
div
2V/
div
1.0x mode
Vin
1us/div
50mV/
div
Startup
Cin=C2=C3=Cout=1uF, Iout=120mA
25
Vin
1.5x mode
1us/div
LED Current vs. Vin
ENB
Iin
Vout
.5ms/div
20
15
10
5
3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage (V)
© 2006 California Micro Devices Corp. All rights reserved.
4 490 N. McCarthy Blvd., Milpitas, CA 95035-5112 l Tel: [phone] l Fax: [phone] l www.cmd.com
04/26/06