L5970D013 Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

L5970D013

Up to 1A step down switching regulator

STMicroelectronics 

L5970D

5

Application circuit

Application circuit

Figure 13. Demo board application circuit

VREF

3.3V

6

1

VIN = 4.4V to 25V

VCC

8 L5970D

SYNC. 2

C1

10µF

25V

CERAMIC

COMP

C4

22nF

4

3

INH.

C3

220pF

R3

4.7K

5

7

GND

OUT L1 33µH

VOUT=3.3V

D1

STPS2L25U R1

FB

5.6K

C2

100µF

10V

R2

3.3K

D03IN1437

Table 5. Component list

Reference

Part number

C1

C3225X5R1E106M

C2

POSCAP 10TPB100M

C3

C1206C221J5GAC

C4

C1206C223K5RAC

R1

R2

R3

D1

STPS2L25U

L1

DO3316P-333

Description

10µF, 25V

100µF, 10V

220pF, 5%, 50V

22nF, 10%, 50V

5.6K, 1%, 0.1W 0603

3.3K, 1%, 0.1W 0603

4.7K, 1%, 0.1W 0603

2A, 25V

33µH, 2A

Manufacturer

TDK

Sanyo

KEMET

KEMET

Neohm

Neohm

Neohm

STMicroelectronics

COILCRAFT

9/16

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