ISL8013A datasheet(8/17 Pages) INTERSIL

8 / 17 page

FN7526.0

November 25, 2009

FIGURE 9. POWER DISSIPATION WITH NO LOAD vs

VIN (PFM VOUT = 1.8V)

FIGURE 10. VOUT REGULATION vs LOAD (1MHz,

VOUT = 1.2V)

FIGURE 11. VOUT REGULATION vs LOAD (1MHz,

VOUT = 1.5V)

FIGURE 12. VOUT REGULATION vs LOAD (1MHz,

VOUT = 1.8V)

FIGURE 13. VOUT REGULATION vs LOAD (1MHz,

VOUT = 2.5V)

FIGURE 14. VOUT REGULATION vs LOAD (1MHz,

VOUT = 3.3V)

Typical Operating Performance Unless otherwise noted, operating conditions are: T

A = +25°C,

VVIN = 2.5V to 5.5V, EN = VIN, SYNCH = 0V, L = 1.5µH,

C1 = 2x22µF, C2 = 2x22µF, IOUT = 0A to 3A. (Continued)

0.05

0.10

0.15

0.20

0.25

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

VIN (V)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

1.16

1.17

1.18

1.19

1.20

1.21

1.22

1.23

1.24

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PFM

3.3VIN-PWM

0.0

0.5

1.0

1.5

2.0

2.5

3.0

1.47

1.48

1.49

1.50

1.51

1.52

1.53

1.54

1.55

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PFM

3.3VIN-PWM

0.0

0.5

1.0

1.5

2.0

2.5

3.0

1.75

1.76

1.77

1.78

1.79

1.80

1.81

1.82

1.83

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PWM

3.3VIN-PFM

0.0

0.5

1.0

1.5

2.0

2.5

3.0

2.44

2.45

2.46

2.47

2.48

2.49

2.50

2.51

2.52

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

3.3VIN-PWM

3.3VIN-PFM

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.28

3.29

3.30

3.31

3.32

3.33

3.34

3.35

3.36

OUTPUT LOAD (A)

5VIN-PWM

5VIN-PFM

4.5VIN-PFM

4.5VIN-PWM

ISL8013A

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