ISL70003ASEH

FN8746 Rev.4.01

Page 14 of 36

Dec 12, 2019

FIGURE 8. EFFICIENCY vs LOAD, VIN = 8V, 300kHz

FIGURE 9. EFFICIENCY vs LOAD, VIN = 8V, 500kHz

FIGURE 10. EFFICIENCY vs LOAD, VIN = 5V, 300kHz

FIGURE 11. EFFICIENCY vs LOAD, VIN = 5V, 500kHz

FIGURE 12. EFFICIENCY vs LOAD, VIN = 3.3V, 300kHz

FIGURE 13. EFFICIENCY vs LOAD, VIN = 3.3V, 500kHz

Typical Performance Curves Unless otherwise noted, the test platform is the ISL70003ASEHEV1Z where V

IN = 12V,

VOUT = 3.3V, IOUT = 3A, fSW = 500kHz, CIN = 4x 100µF + 5x1µF, LOUT = 3.3µH, COUT = 1x 150µF + 1µF, TCASE = +25°C, all outputs active. (Continued)

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5VOUT

0.9VOUT

1.2VOUT

1.5VOUT

1.8VOUT

2.5VOUT

3.3VOUT

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0.9VOUT

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3.3VOUT

5VOUT

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0.9VOUT

1.2VOUT

1.5VOUT

1.8VOUT 2.5V

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3.3VOUT

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0.9VOUT

1.2VOUT

1.5VOUT 1.8VOUT

2.5VOUT

3.3VOUT

LOAD CURRENT (A)

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0.9VOUT

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0.9VOUT

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