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| CAT4134 Datasheet, PDF (6/12 Pages) Catalyst Semiconductor – 500mA Dual Channel Movie/Flash LED Driver | |||
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CAT4134
TYPICAL CHARACTERISTICS
(VIN = 3.6 V, CIN = 4.7 mF, COUT = 10 mF, L = 22 mH with 2 LEDs at 100 mA, TAMB = 25°C, unless otherwise specified.)
1300
1200
1100
Movie Mode
20 mA per LED
1000
900
Flash Mode
50 mA per LED
800
2.5
3.0
3.5
4.0
4.5
INPUT VOLTAGE (V)
Figure 13. Switching Frequency vs.
Supply Voltage
Figure 14. Enable Flash Waveform
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