SC401B Ver la hoja de datos (PDF) - Semtech Corporation

Número de pieza

componentes Descripción

Fabricante

SC401B

15A Integrated FET Regulator with Programmable LDO

Semtech Corporation 

SC401B

Detailed Application Circuit-1

ENABLE/PSAVE

ENABLE LDO

Internal LDO Used as Bias

RTON

130KΩ

RLDO1

422KΩ

RLDO2

75KΩ

1µF 1µF 3.3nF

VIN

+12V

PAD 1 AGND

1 FB

2 VOUT

3 VDD

4 AGND

5 FBL

6 VIN

7 SS

8 BST

SC401B

RBST

3.3 Ω

CBST

1µF

CIN

2 x 10µF

(see note)

RILIM

7.68KΩ

LX 24

LX 23

PGND 22

PGND 21

PGND 20

PGND 19

PGND 18

PGND 17

LX PAD 3

PGOOD

L1

1µH

CFF

100pF

RFB1

10KΩ

1.5V @ 15A, 300kHz

COUT

+

2 x 220µF

7.5mΩ

VOUT

2.2µF

RFB2

6.65KΩ

RGND

0

Component

CIN (see note)

COUT

L1

Value

2 x 10µF/25V

2 x 220µF/15mΩ

1.0µH/3mΩ

Key Components

Manufacturer

Part Number

Murata

Sanyo

GRM32DR71E106KA12L

4TPE220MF

Cyntec

PIMB104T-1R0MS

NOTE: The quantity of 10µF input capacitors required varies with the application requirements.

Web

www.murata.com

www.edc.sanyo.com

www.cyntec.com



Share Link: