17

LTC1159

LTC1159-3.3/LTC1159-5

Figure 12. High Current, High Efficiency 15V to 40V Input 5V/10A Output Regulator

4

3

2

1

P-GATE

P-DRIVE

CAP

SHDN2

N-GATE

PGND

SGND

SHDN1

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

LTC1159-5

0.15

µF

0.33

µF

0.1

µF

1N4148

1N4148

750pF

470

Ω

100

Ω

100

Ω

18k

0.047

µF

10

µF

1000pF

SHUTDOWN

MTP75N05HD

MBR350

1

µF

WIMA

1200

µF

50V

× 2

LXF

15V TO 40V

12V

L*

22

µH

0.01

Ω

220

µF

10V

× 3

OS-CON

LTC1159 • F12

5V/10A

*HURRICANE LAB HL-KK122T/BB

**DALE LVR-3-0.01

SMP40P06

HEAT SINK

MPSA56

MPSA06

MPSA56

1N4148

+

+

+

Figure 13. High Efficiency 15V to 40V Input 12V/5A Output Regulator

4

3

2

1

P-GATE

P-DRIVE

CAP

SHDN2

N-GATE

PGND

SGND

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

9

LTC1159

0.15

µF

0.1

µF

1N4148

1N4148

390pF

470

Ω

10.5k

1%

5M

3300pF

3.3

µF

1000pF

0V = NORMAL

>3V = SHUTDOWN

VN2222LL

100pF

100

Ω

100

Ω

MBR350

1

µF

WIMA

100

µF

63V

× 2

SXC

15V TO 40V

L*

50

µH

0.02

Ω

150

µF

16V

× 2

OS-CON

LTC1159 • F13

12V/5A

*COILTRONICS CTX50-5-KM

**IRC LO-3-0.02

±5%

Si4401DY

Si4840DY

90.9k

1%

+

+

+

TYPICAL APPLICATIO S