ISL6131 Datasheet, PDF (9/13 Pages) Intersil Corporation – Multiple Voltage Supervisory ICs

ISL6131, ISL6132
Functional and Performance Waveforms (Continued)
VMON FALLING BELOW UV Vth (0.1V/DIV)
UV Vth 0.63V
UNRELATED STATUS OUTPUTS
VMON FALLING BELOW UV Vth (0.1V/DIV)
UV Vth 0.63V
RELATED STATUS OUTPUT
PGOOD
UNRELATED STATUS OUTPUTS
RELATED STATUS OUTPUT
PGOOD
1V/DIV
40ms/DIV
FIGURE 12. ISL6131 VMON FALLING TO PGOOD
1V/DIV
10ms/DIV
FIGURE 13. ISL6131 VMON FALLING TO PGOOD
VMON RISING ABOVE UV Vth (0.1V/DIV)
UV Vth 0.63V
UNRELATED STATUS OUTPUTS
RELATED STATUS OUTPUT
PGOOD
1V/DIV
20ms/DIV
FIGURE 14. ISL6131 UV RISING TO PGOOD
V_DD FALLING
STATUS OUTPUTS
PGOOD
1V/DIV
40ms/DIV
FIGURE 15. ISL6131 V_DD FALLING
ENABLE
STATUS
PGOOD
2V/DIV
20ms/DIV
FIGURE 16. ISL6131 ENABLE L2H TO PGOOD
9
ENABLE
STATUS
PGOOD
2V/DIV
2µs/DIV
FIGURE 17. ISL6131 EN H2L TO PGOOD
FN9119.4
August 17, 2010