CAT3224 Datasheet, PDF (7/13 Pages) ON Semiconductor – 4 Amp Supercapacitor Flash LED Driver

CHRG
5V/div
CAT3224
TYPICAL CHARACTERISTICS
(VIN = 3.6 V, C = 0.55 F, T_AMB = 25°C, typical application circuit unless otherwise specified.)
CHRG
5V/div
CAP
2V/div
CAP
2V/div
Input
Current
1A/div
1s/div
Figure 13. Charge Cycle, 1 A Input Current
Input
Current
500mA/div
2s/div
Figure 14. Charge Cycle, 500 mA Input Current
CHRG
5V/div
FLASH
5V/div
CAP
2V/div
Input
Current
500mA/
div
4s/div
Figure 15. Charge Cycle, 300 mA Input Current
LED
Current
1A/div
40 ms/div
Figure 16. FLASH Transient Response
CHRG
5V/div
Input Current
500mA/div
CAP
2V/div
FLAG
5V/div
2s/div
Figure 17. Charge Cycle with FLAG
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