LTM4609

17

4609fa

Figure 5. Boost Mode Operation

Figure 6. Buck Mode Operation

APPLICATIONS INFORMATION

(V)

(V)

(0.5W RATING)

Inductor

(μH)

(CERAMIC)

(BULK)

(CERAMIC)

(BULK)

(A)

5

30

2 × 16mΩ 0.5W

3.3

NONE

150μF 50V

4 × 22μF 50V

2 × 150μF 50V

1.3

12

30

2 × 14mΩ 0.5W

4.7

NONE

150μF 50V

4 × 22μF 50V

2 × 150μF 50V

3

32

30

1 × 12mΩ 0.5W

2.5

2 × 10μF 50V

150μF 50V

2 × 22μF 50V

2 × 150μF 50V

8

36

30

1 × 13mΩ 0.5W

4.7

2 × 10μF 50V

150μF 50V

2 × 22μF 50V

2 × 150μF 50V

8

5

34

2 × 18mΩ 0.5W

3.3

NONE

150μF 50V

4 × 22μF 50V

2 × 150μF 50V

1

12

34

2 × 16mΩ 0.5W

4.7

NONE

150μF 50V

4 × 22μF 50V

2 × 150μF 50V

3

24

34

1 × 12mΩ 0.5W

5.6

NONE

150μF 50V

4 × 22μF 50V

2 × 150μF 50V

5

36

34

1 × 12mΩ 0.5W

2.5

2 × 10μF 50V

150μF 50V

2 × 22μF 50V

2 × 150μF 50V

8

INDUCTOR MANUFACTURER

WEBSITE

PHONE NUMBER

Sumida

www.sumida.com

408-321-9660

Toko

www.toko.com

847-297-0070

SENSING RESISTOR MANUFACTURER

WEBSITE

PHONE NUMBER

Panasonic

www.panasonic.com/industrial/components

949-462-1816

KOA

www.koaspeer.com

814-362-5536

Vishay

www.vishay.com

800-433-5700

*Maximum load current is based on the Linear Technology DC1198A at room temperature with natural convection. Poor board layout design may

decrease the maximum load current.

LOAD CURRENT (A)

0

0

1

3

4

5

7

6

1

4609 F05

2

2

3

LOAD CURRENT (A)

0

0

1

3

4

5

7

6

123456

4609 F06

2

78

9

Table 3. Typical Components (ƒ = 400kHz) Continued

(Power Loss includes all external components)

TYPICAL APPLICATIONS