TC2575

1.0A Step-Down Switching Regulator

24

TC2575-1 3/13/00

TYPICAL CHARACTERISTICS (Circuit of Figure 2 Cont.)

IL, MAXIMUM LOAD CURRENT (A)

IL, MAXIMUM LOAD CURRENT (A)

0.2

60

0.2

Note: This inductor Value Selection Guide is applicable for continuous mod

200

0.2

60

0.2

60

IL, MAXIMUM LOAD CURRENT (A)

Figure 32. TC2575 (VOUT = 3.3V)

IL, MAXIMUM LOAD CURRENT (A)

Figure 33.TC2575 (VOUT = 5.0V)

Figure 34. TC2575 (VOUT = 12.0V)

Figure 35. TC2575-Adj

H1500

H1000

L680

L470

L330

L150

H1000

L100

L680

L470

L330

L220

L150

H1500

H1000

H680

H470

H680

H2200

H2200

H1500

H1000

H470

L330

L220

L150

L680

L680

L470

L470

L100

L220

L330

40

150

20

25

125

40

15

20

100

30

10

15

80

25

8.0

12

70

20

7.0

10

60

18

6.0

9.0

50

17

8.0

40

16

7.0

20

14

5.0

0.3

0.3

0.3

0.3

0.4

0.4

0.4

0.4

0.5

0.5

0.5

0.5

0.6

0.6

0.6

0.6

0.7

0.7

0.7

0.8

0.8

0.8

0.8

0.9

0.9

0.9

1.0

1.

1.0

1.0

15

30

L220