ISL70003ASEH datasheet(16/36 Pages) INTERSIL

Part #	ISL70003ASEH

Description	Radiation and SEE Tolerant 3V to 13.2V, 9A Buck Regulator

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Manufacturer	INTERSIL [Intersil Corporation]

Direct Link	http://www.intersil.com/cda/home

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16 / 36 page

ISL70003ASEH

16

FN8746.0

August 5, 2015

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

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

FIGURE 14. EFFICIENCY vs LOAD, VIN = 12V, VOUT = 5V, 300kHz

FIGURE 15. EFFICIENCY vs LOAD, VIN = 12V, VOUT = 3.3V, 500kHz

FIGURE 16. EFFICIENCY vs LOAD, VIN = 5V, VOUT = 3.3V, 500kHz

FIGURE 17. EFFICIENCY vs LOAD, VIN = 5V, VOUT = 2.5V, 500kHz

Typical Performance Curves Unless otherwise noted, 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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LOAD CURRENT (A)

0.9VOUT

1.2VOUT

1.5VOUT

1.8VOUT

2.5VOUT

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LOAD CURRENT (A)

0.9VOUT

1.2VOUT

1.5VOUT

1.8VOUT

2.5VOUT

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LOAD CURRENT (A)

TC = +125°C

TC = -55°C

TC = +25°C

TC = +85°C

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LOAD CURRENT (A)

TC = -55°C

TC = +25°C

TC = +125°C

TC = +85°C

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LOAD CURRENT (A)

TC = +125°C

TC = +85°C

TC = +25°C

TC = -55°C

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0123456789

LOAD CURRENT (A)

TC = +125°C

TC = +85°C

TC = +25°C

TC = -55°C

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