L5971 Просмотр технического описания (PDF) - STMicroelectronics

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Компоненты Описание

производитель

L5971

1.5A STEP DOWN SWITCHING REGULATOR

STMicroelectronics 

Figure 1. Test and valutation board circuit.

L5971

Vi=6V to 28V

C1

47µF

30V

5(11)

8(14)

R1

22K

L5971

3(4)

4(5,6)

2(3)

C2

1.2nF

C5

47nF

7(13) 1(2) 6(12)

R2

9.1K

C4

22nF

C6

100nF

D1

STPS

3L40U

L1

30µH

C8

330µF

D98IN832C

VO=2.5V/1.5A

R3

R4

VO (V)

1.8

1.5

2.5

3.3

5.1

12

15

R3 (KΩ) R4 (KΩ)

1

2

0.5

2

2

2

8.2

4.7

12

3.6

27

3

23

2

Figure 2. PCB and component layout of the figure 1.

SOLDER SIDE

COMPONENT SIDE

5/11

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