ISL8010IUZ-T7 datasheet(4/12 Pages) INTERSIL

Part #	ISL8010IUZ-T7

Description	Monolithic 600mA Step-Down Regulator with Low Quiescent Current

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Manufacturer	INTERSIL [Intersil Corporation]

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4

FN6191.0

September 27, 2005

Performance Curves and Waveforms

All waveforms are taken at VIN = 3.3V, VO = 1.8V, IO = 600mA with component values shown on page 1 at room ambient temperature, unless

otherwise noted.

FIGURE 1. EFFICIENCY vs IO (PFM/PWM MODE)

FIGURE 2. EFFICIENCY vs IO (PWM MODE)

FIGURE 3. EFFICIENCY vs IO (PFM/FWM MODE)

FIGURE 4. EFFICIENCY vs IO (PWM MODE)

FIGURE 5. FS vs JUNCTION TEMPERATURE (PWM MODE)

FIGURE 6. LOAD REGULATIONS (PWM MODE)

40

45

50

55

60

65

70

75

80

85

90

95

100

110

100

600

IO (mA)

VO=3.3V

VO=2.5V

VO=1.8V

VO=1.5V

VO=1.2V

VIN=5V

VO=1.0V

VO=0.8V

0

10

20

30

40

50

60

70

80

90

100

1

10

100

600

IO (mA)

VO=3.3V

VO=2.5V

VO=1.2V

VO=0.8V

VIN=5V

VO=1.0V

VO=1.8V

VO=1.5V

40

45

50

55

60

65

70

75

80

85

90

95

100

1

10

100

600

IO (mA)

VO=2.5V

VO=1.5V

VO=1.2V

VO=0.8V

VIN=3.3V

VO=1.0V

VO=1.8V

0

10

20

40

50

60

70

80

90

100

110

100

600

IO (mA)

30

VO=2.5V

VO=1.8V

VO=1.5V

VO=1.2V

VO=1.0V

VO=0.8V

VIN=3.3V

1.32

1.34

1.36

1.38

1.4

1.42

1.44

-50

0

50

100

150

TA (°C)

VIN=5V IO=600mA

VIN=3.3V IO=600mA

VIN=5V IO=0A

VIN=3.3V IO=0A

-0.5

-0.4

-0.3

-0.2

-0.1

0.0

0.1

0

0.2

0.4

0.6

0.8

1

IO (A)

VIN=3.3V

VIN=5V

ISL8010

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