L6728AH datasheet(27/33 Pages) STMICROELECTRONICS

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L6728AH

5 A demonstration board

Doc ID 15726 Rev 1

27/33

Table 8.

5 A demonstration board - bill of material

Qty

Reference

Description

Package

Capacitors

2C12, C51

MLCC, 10

μF, 16 V, X5R

Murata GRM31CR61C106K

SMD1206

1C10

MLCC, 100 nF, 50 V, X7R

Murata GRM188R71H104K

SMD0603

2C14, C38

MLCC, 1

μF, 16 V, X7R

Murata GRM21BR71C105K

SMD0805

2C39, C40

MLCC, 22

μF, 6.3 V, X5R

Murata GRM31CR60J226K

SMD1206

2C36

MLCC, 10 nF, 50 V, X7R

Murata GRM188R71H103K

SMD0603

1C24

MLCC, 47 nF, 50 V, X7R

Murata GRM188R71H223K

1C35

MLCC, 1 nF, 50 V, X7R

Murata GRM188R71H102K

Resistors

R1, R2, R17

Resistor, 3R3, 1/16 W, 1%

SMD0603

R3, R5, R16

Resistor, 0R, 1/8 W, 1%

R14

Resistor, 51R, 1/8 W, 1%

R6, R9

Resistor, 2K2, 1/16 W, 1%

R8, R13

Resistor, 3K9, 1/16 W, 1%

Resistor, 270 R, 1/16 W, 1%

R19

Resistor, 22 K, 1/16 W, 1%

R18

Resistor, 18 K, 1/16 W, 1%

Inductor

1L1

Wurth SMD power inductor

1.8

μH - 3.68 mΩ - 20 A

P/N 744-318-180

N.A.

Active components

Diode, BAT54

SOT23

1Q5

Dual N-channel MOS,

STS8DNF3LL (the STS8DNH3LL

model can be used as well)

SO8

Controller, L6728AH

VFQFPN 10

3x3 mm

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