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

CAT3224
Cap Voltage and Flag Output
The timing diagram in Figure 2 shows the CAP output voltage and the FLAG output in charge mode (with CHRG input high).
CAP VOLTAGE
V_{C OFF}
V_{F ON}
V_{C HYST}
V_{F HYST}
Charge Current
0A
FLAG
FLASH
LED Current
0A
Figure 2. Supercapacitor Charge Timing Diagram
TIME
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