L9680 datasheet(228/286 Pages) STMICROELECTRONICS

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Applications

L9680

228/286

DS11615 Rev 7

16.2

BOM (Bill of materials)

The following table summarizes the suggested BOM for application shown in Figure 71.

Table 20.Bill OF Materials

Component

Min

Typ

Max

Unit

Requirement

Note

100

50 V

Input capacitor (unprotected battery)

2.2

μF

50 V

Input capacitor (protected battery)

2.2

μF

50 V

ER Boost input capacitor

100

50 V

ER Boost ceramic output capacitor

100

μF

50 V

ER Boost electrolytic output capacitor

25 V

VBATMON capacitor

100

50 V

SYNC Boost input capacitor

μF

35 V

SYNC Boost output capacitor

100

50 V

SAT Buck input capacitor

C10

μF

35 V

SAT Buck output capacitor

C11

100

50 V

VCC Buck input capacitor

C12

μF

16 V

VCC Buck output capacitor

C13

2.2

4.7

35 V

ER capacitor

C14

25 V

VSF capacitor (near device)

C15, C16,

C17, C18,

C19, C20

25 V

SSxy capacitor

C21, C22,

C23, C24,

C25, C26,

C27, C28,

C29, C30,

C31, C32

455

25 V

SFx capacitor

C33, C34,

C35, C36,

C37, C38,

C39, C40,

C41, C42,

C43, C44

455

25 V

SRx capacitor

C45

100

50 V

CVDD output capacitor

C46, C47,

C48, C49,

C50, C51,

C52, C53,

C54

25 V

DCSx capacitor

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