ISL80083 데이터 시트보기 (PDF) - Intersil

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ISL80083

2.5MHz Integrated Power Management IC with I2C Compatible Interface

Intersil 

ISL80083

Typical Performance Curves and Waveforms (Continued)

VIN HOST 5V/DIV

SMPS 1V/DIV

VIN REMOTE 1V/DIV

RESET B 2V/DIV

VLDO 2V/DIV

RESET B 2V/DIV

VIN HOST 5V/DIV

SMPS 1V/DIV

VIN REMOTE 1V/DIV

VLDO 2V/DIV

10ms/DIV

FIGURE 8. SHUT DOWN VIN HOST = 3.3V AT NO LOAD (PFM)

10ms/DIV

FIGURE 9. SHUT DOWN VIN HOST = 3.3V AT NO LOAD (PWM)

VIN HOST 5V/DIV

SMPS 1V/DIV

VIN REMOTE 1V/DIV

VLDO 2V/DIV

RESET B 2V/DIV

1ms/DIV

FIGURE 10. START-UP VIN HOST = 3.3V AT 0.8A LOAD (PWM)

VIN HOST 5V/DIV

SMPS 1V/DIV

VIN REMOTE 1V/DIV

VLDO 2V/DIV

RESET B 2V/DIV

10ms/DIV

FIGURE 11. SHUTDOWN VIN HOST = 3.3V AT 0.8A LOAD (PWM)

VIN HOST 5V/DIV

SMPS 1V/DIV

VIN REMOTE 1V/DIV

VLDO 2V/DIV

RESET B 2V/DIV

1ms/DIV

FIGURE 12. START-UP VIN HOST = 3.3V AT 0.8A LOAD (PFM)

VIN HOST 5V/DIV

SMPS 1V/DIV

VIN REMOTE 1V/DIV

VLDO 2V/DIV

RESET B 2V/DIV

10ms/DIV

FIGURE 13. SHUTDOWN VIN HOST = 3.3V AT 0.8A LOAD (PFM)

9

FN7886.1

May 15, 2013

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