ISL6436 Ver la hoja de datos (PDF) - Intersil

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ISL6436

USB Dual Port Power Supply Controller

Intersil 

ISL6436

Typical Performance Curves (Continued)

PPTC

PPTC

0.012s

ISL6436

VOUT (1V/ DIV.)

TIME (10ms/DIV.)

FIGURE 14. ISL6436 vs PPTC PLUGGED ONTO 1.5A LOAD

ENABLE

ISL6436

COMP IC

8s

ISL6436

VOUT (1V/DIV.)

TIME (1s/DIV.)

FIGURE 15. ISL6436 vs PPTC WITH EXTENDED 1.5A LOAD

ENABLE

ISL6436

COMP IC

VOUT (1V/ DIV.)

TIME (1ms/DIV.)

FIGURE 16. COMPARATIVE TURN-ON WAVEFORMS, Rl = 10Ω

VOUT (1V/ DIV.)

TIME (2ms/ DIV.)

FIGURE 17. COMPARATIVE TURN-OFF WAVEFORMS

VIN

OUT 1

VOUT 2 = 3.7V IN CURRENT

REGULATION

OUT 2

VOLTAGE (1V/ DIV.)

TIME (100µs/ DIV.)

FIGURE 18. SWITCH FAULT INDEPENDENCE

8

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