8

Rev.1.0

0 0.4 0.8 1.2 1.6 2 2.4 2.8 3.2 3.6 4

0

1

2

3

0

1

2

Time (ms)

Start Response

Vin=Ven=1.8V, No load

3.5

0 2 4 6 8 10 12 14 16 18 20

3.2

3.4

0

0.1

Time (ms)

Load Transient Response

Vin=1.8V, Iout=0.1mA�0.1A

3.3

3.5

0

10

20

30

40

50

0.8

0.9

1.0

1.1

1.2

Iout (mA)

Vst-Iout

-40

-20

0

20

40

60

80

3.26

3.28

3.30

3.32

3.34

Top (�)

Vout-Top

Vin=1.5V, Iout=0.1A

10 -

high efficiency synchronous PWM step up DC/DC converter