FN9365 Rev.1.00

Page 20 of 51

Feb 14, 2019

ISL8282M

3. Typical Performance Curves

3.4

Startup and Shutdown

Operating conditions: TA = +25°C, no air flow, VIN = 12V, VOUT = 1V, PWM mode. Typical values are used unless otherwise noted. For the

test conditions, see Table 2 on page 9.

Figure 25. Startup Waveform at IOUT = 0A

Figure 26. Startup Waveform at IOUT = 15A

Figure 27. Shutdown Waveform at IOUT = 0A

Figure 28. Shutdown Waveform at IOUT = 15A

Figure 29. OCP Response; Output Short-Circuited from

No Load to Ground and Released at IOUT = 0A

Figure 30. OCP Response; Output Short-Circuited from

No Load to Ground and Released at IOUT = 15A

2ms/Div

EN = 2V/Div

PGOOD = 2V/Div

VOUT = 0.5V/Div

2ms/Div

EN = 2V/Div

PGOOD = 2V/Div

VOUT = 0.5V/Div

IOUT = 10A/Div

EN = 2V/Div

PGOOD = 2V/Div

VOUT = 0.5V/Div

2ms/Div

EN = 2V/Div

PGOOD = 5V/Div

IOUT = 10A/Div

VOUT = 0.5V/Div

100µs/Div

VOUT = 1V/Div

PGOOD = 5V/Div

IOUT = 10A/Div

10ms/Div

VOUT = 1V/Div

PGOOD = 5V/Div

IOUT = 10A/Div

10ms/Div