SC403 View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC403

6A EcoSpeedTM Integrated FET Regulator with Programmable LDO

Semtech Corporation 

1 2 3 4 5 6 7 8 9 10 Next

SC403

Detailed Application Circuit-1

ENABLE

LDO

Internal LDO Used as Bias

RILIM

8.06KΩ

RTON

130KΩ

RLDO1

425KΩ

RLDO2

75KΩ

1µF 1µF 3.3nF

VIN

+12V

32 31 30 29 28 27 26 25

PAD 1 AGND

1 FB

2 VOUT

3 VDD

4 AGND

5 FBL

6 VIN

7 SOFT

8 BST

SC403

LX 24

LX 23

PGND 22

PGND 21

PGND 20

PGND 19

PGND 18

PGND 17

LX PAD 3

CBST

1µF

PAD 2 9 10 11 12 13 14 15 16

CIN

2 x 10µF

(see note)

RGND

0

ENABLE/

PSAVE

PGOOD

L1

1.5µH

CFF

100pF

RFB1

10KΩ

+ COUT

330µF

9mΩ

1.5V @ 6A, 300kHz

VOUT

10nF

RFB2

10KΩ

Key Components

Component

CIN

COUT

L1

Value

2 x 10µF/25V

330µF/9mΩ

1.5µH/6.7mΩ

Manufacturer

Murata

Panasonic

Cyntec

Part Number

GRM32DR71E106KA12L

EEF-SX0E331ER

PCMB065T-1R5MS

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

Web

www.murata.com

www.panasonic.com

www.cyntec.com



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