ISL6227 データシートの表示（PDF） - Intersil

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ISL6227

Dual Mobile-Friendly PWM Controller with DDR Option

Intersil 

ISL6227

Typical Operation Performance (Continued)

Vo1

PG1

Ilo1

Vo2

FIGURE 19. OVERCURRENT PROTECTION AT CHANNEL 1

Vo1

PG1

Ilo1

Vo2

FIGURE 20. SHORT-CIRCUIT PROTECTION AT CHANNEL 1

Vo1

Vphase1

Ilo1

Vo2

FIGURE 21. MODE TRANSITION OF HYS→ _PWM

Vo1

Vphase2

Ilo2

Vo2

FIGURE 22. MODE TRANSITION OF PWM→ HYS

EN1

PG1

SOFT1

Vo1

FIGURE 23. SOFT SHUTDOWN INTERVAL

8

VTT

OCSET

VDDQ

VCC

FIGURE 24. VCC POWER-UP IN DDR MODE

FN9094.4

December 21, 2006

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