FN9299 Rev.3.1

Page 22 of 53

May 27, 2021

ISL81601

4. Typical Performance Curves

Figure 19. Output Current IOUT (DC) vs IMON_OUT

Pin Voltage, RS_OUT = 4mΩ, RIM_OUT = 40.2k

Figure 20. CCM Mode Efficiency

Figure 21. DE Mode Efficiency

Figure 22. CCM Load Regulation at +25°C

Figure 23. CCM Line Regulation at 10A Load +25°C

Figure 24. Boost Mode Waveforms, VIN = 9V, IOUT = 10A,

CCM Mode

Oscilloscope plots are taken using the ISL81601EVAL1Z evaluation board, VIN = 9V to 60V, VOUT = 12V, IOUT = 10A unless otherwise

noted. (Continued)

0.6

0.7

0.8

0.9

1.0

1.1

1.2

02468

10

IOUT (A)

+25C

+125C

-40C

30

40

50

60

70

80

90

100

02468

10

IOUT (A)

Vin=9V

Vin=12V

Vin=24V

Vin=36V

Vin=48V

Vin=60V

30

40

50

60

70

80

90

100

02468

10

IOUT (A)

Vin = 9V

Vin = 12V

Vin = 24V

Vin = 36V

Vin = 48V

Vin = 60V

11.90

11.92

11.94

11.96

11.98

12.00

12.02

12.04

12.06

12.08

12.10

02468

10

IOUT (A)

Vin=9V

Vin=12V

Vin=24V

Vin=36V

Vin=48V

Vin=60V

11.90

11.92

11.94

11.96

11.98

12.00

12.02

12.04

12.06

12.08

12.10

0

1020304050

60

VIN (V)

4µs/Div

PHASE1 10V/Div

PHASE2 20V/Div

VOUT 100mV/Div

IL 10A/Div

BOOT Refresh