Two-Phase Desktop CPU Core Supply Controllers

with Controlled VID Change

_______________________________________________________________________________________

7

EFFICIENCY vs. LOAD CURRENT

AT 1.45V OUTPUT

LOAD CURRENT (A)

10

60

70

80

90

50

1

100

50

60

70

80

90

1

10

100

EFFICIENCY vs. LOAD CURRENT

AT 1.85V OUTPUT

LOAD CURRENT (A)

FREQUENCY vs. LOAD CURRENT

LOAD CURRENT (A)

50

40

30

20

10

50

100

150

200

250

300

350

0

060

FREQUENCY vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

13

12

11

10

9

175

200

225

250

275

300

325

150

814

FREQUENCY vs. TEMPERATURE

TEMPERATURE (

°C)

80

60

-20

0

20

40

225

230

235

240

245

250

255

260

220

-40

100

vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

13

12

11

10

9

5

10

15

20

25

0

814

5.3

5.1

4.9

4.7

1.55

1.60

1.65

1.70

1.75

1.80

1.50

4.5

5.5

Typical Operating Characteristics