ISL6262A

FN6343 Rev 1.00

Page 9 of 28

December 23, 2008

Typical Performance Curves 300kHz Operation, 2xIRF7821 as Upper Devices and 2xIRF7832 as Bottom Devices

FIGURE 2. ACTIVE MODE EFFICIENCY, 2 PHASE, CCM,

PSI# = HIGH, VID = 1.15V

FIGURE 3. ACTIVE MODE LOAD LINE, 2 PHASE, CCM,

PSI# = HIGH, VID = 1.15V

FIGURE 4. ACTIVE MODE EFFICIENCY, 1 PHASE, CCM,

PSI# = LOW, VID = 1.15V

FIGURE 5. ACTIVE MODE LOAD LINE, 1 PHASE, CCM,

PSI# = LOW, VID = 1.15V

FIGURE 6. DEEPER SLEEP MODE EFFICIENCY

FIGURE 7. DEEPER SLEEP MODE LOAD LINE

0

5

10

15

20

25

30

35

40

45

50

IOUT (A)

0

10

20

30

40

50

60

70

80

90

100

VIN = 8.0V

VIN = 12.6V

VIN = 19.0V

0

10203040

50

IOUT (A)

1.02

1.04

1.06

1.08

1.10

1.14

1.16

VIN = 8.0V

VIN = 12.6V

VIN = 19.0V

1.12

0

2468

10

12

14

16

18

20

IOUT (A)

0

10

20

30

40

50

60

70

80

90

100

VIN = 8.0V

VIN = 19.0V

VIN = 12.6V

0

4

6

8

10

20

IOUT (A)

1.10

1.11

1.12

1.13

1.14

1.15

1.16

VIN = 8.0V

2

12141618

VIN = 12.6V

VIN = 19.0V

0.1

1.0

10

IOUT (A)

50

60

70

80

90

100

VIN = 12.6V

VIN = 8.0V

VIN = 19.0V

02

4

6

8

10

IOUT (A)

0.735

0.740

0.745

0.750

0.755

0.765

VIN = 8.0V

0.760

VIN = 19.0V

VIN = 12.6V