© 2006 Fairchild Semiconductor Corporation

www.fairchildsemi.com

FAN21SV06 Rev. 1.0.1

9

Typical Performance Characteristics

Typical operating characteristics using the circuit shown in Figure 1, unless otherwise specified.

1.8V_Eff 8-24V_300Khz

70

75

80

85

90

95

01

23

4

5

6

Load (A)

8V

12V

16V

20V

24V

3.3V_Eff 8-24V_300Khz

70

75

80

85

90

95

01

2

3

456

Load (A)

8V

12V

16V

20V

24V

Figure 12.

(Circuit Value Changes)

Line Regulation

-0.2

-0.15

-0.1

-0.05

0

0.05

0.1

0.15

0.2

0

5

10

15

20

25

Input Voltage (V)

No Load

0.5A

Load Regulation

-0.2

-0.15

-0.1

-0.05

0

0.05

0.1

0.15

01

23

4

5

6

7

Load (A)

12V Input

16V Input

Peak CaseTempr over Mosfet Location

@ Room Tempr - 3.3V Output, 500Khz

0

10

20

30

40

50

60

70

80

90

1

2

34

56

Load (A)

12Vin_HS

12Vin_LS

24Vin_HS

24Vin_LS

Peak CaseTempr over Mosfet Location

@ Room Tempr - 5V Output, 300Khz

0

10

20

30

40

50

60

70

80

90

12

34

56

Load (A)

14V_HS

14V_LS

Figure 16. Peak Case Temp over MOSFET Locations

3.3V Output, 12V and 24V Input (500KHz)

Figure 17. Peak Case Temp. Over MOSFET Locations

5V Output (300KHz)