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| CAT4134 Datasheet, PDF (6/13 Pages) Catalyst Semiconductor – 500mA Dual Channel Movie/Flash LED Driver | |||
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CAT4134
TYPICAL CHARACTERISTICS
VIN = 3.6V, CIN = 4.7µF, COUT = 10µF, L = 22µH with 2 LEDs at 100mA, TAMB = 25ºC, unless otherwise specified.
Switching Frequency vs. Supply Voltage
Enable Flash waveform
1300
1200
1100
Movie mode
20mA per LED
1000
900
Flash mode
50mA per LED
800
2.5 3.0 3.5 4.0 4.5
INPUT VOLTAGE [V]
Doc. No. 5021 Rev. A
6
© 2006 Catalyst Semiconductor, Inc.
Characteristics subject to change without notice.
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