ISL8200MM

FN7690 Rev 2.00

Page 10 of 24

Mar 15, 2013

Typical Performance Characteristics

Efficiency Performance

TA = +25°C, PVIN = VIN, CIN = 220μFx1, 10μF/Ceramic x 2, COUT = 47μF/Ceramic x 8.

The efficiency equation is:

FIGURE 6. EFFICIENCY vs LOAD CURRENT (5VIN)

FIGURE 7. EFFICIENCY vs LOAD CURRENT (12VIN)

FIGURE 8. EFFICIENCY vs LOAD CURRENT (20VIN)

FIGURE 9. 1.2V TRANSIENT RESPONSE

Efficiency

Output Power

Input Power

-----------------------------------------

POUT

PIN

----------------

VOUTxIOUT



VINxIIN



--------------------------------------

==

=

60

65

70

75

80

85

90

95

100

06

10

LOAD CURRENT (A)

2.5V

1.5V

1.2V

0.8V

24

8

3.3V

60

65

70

75

80

85

90

95

100

LOAD CURRENT (A)

5.0V

06

10

24

8

2.5V

1.5V

1.2V

0.8V

3.3V

60

65

70

75

80

85

90

95

100

LOAD CURRENT (A)

5.0V

06

10

2.5V

1.5V

1.2V

24

8

3.3V

VIN = 12V

VOUT = 1.2V

IOUT = 0A to 5A

IOUT

VOUT