ISL97656IRTZ datasheet(5/9 Pages) RENESAS

5 / 9 page

ISL97656

FN6439 Rev 6.00

Page 5 of 9

July 19, 2012

FIGURE 8. VIN = 5V, LOAD REGULATION

FIGURE 9. VIN = 3.3V, LOAD REGULATION

FIGURE 10. LINE REGULATION

FIGURE 11. VIN = 3.3V, VO = 12V, fSW = 640kHz, TRANSIENT RESPONSE

FIGURE 12. VIN = 3.3V, VO = 12V, fSW = 1.22MHz, TRANSIENT RESPONSE

Performance Curves (Continued)

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

LOAD (A)

VIN 5, VO = 12V, fSW = 1.22MHz

VIN 5, VO = 9V, fSW = 640kHz

VIN 5, VO = 9V, fSW = 1.22MHz

VIN 5, VO = 12V, fSW = 640kHz

LOAD (A)

0.05

0.10

0.15

0.20

0.25

0.30

0.1

0.2

0.3

0.4

0.5

0.6

0.7

VIN 3.3V, VO = 5V, fSW = 1.22MHz

VIN 3.3V, VO = 9V, fSW = 1.22MHz

VIN 3.3V, VO = 9V, fSW = 640kHz

VIN 3.3V, VO = 12V, fSW = 640kHz

VIN 3.3V, VO = 5V

fSW = 640kHz

VIN 3.3V, VO = 12V

fSW = 1.22MHz

VIN (V)

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

6.5

7.0

VO = 5V

fSW = 1.22MHz

VO = 12V

fSW = 1.22MHz

VO = 9V

fSW = 1.22MHz

VO = 5V, fSW = 640kHz

VO = 9V, fSW = 640kHz

VO = 12V

fSW = 640kHz

IO = 50mA TO 300mA

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