AN4006

Bill of material

Doc ID 022454 Rev 1

7/19

3

Bill of material

The following table summarizes the bill of material for the high-power PoE converter based

on the PM8803, configured in active-clamp forward topology with self-driven synchronous

rectification.

Table 2.

Bill of material

Reference

Description

Value

Tol

Voltage

Body

Vendor

EVALPM8803

FWD rev1

Board PCB

C1,C2,C3,C4,

C11C42,C50,

C57

Ceramic capacitor

100 nF

50 V

603

Std

C5,C6,C7,C8

Ceramic capacitor

10 nF

10%

100 V

603

TDK

C10,C39,C41,

C53C59

Ceramic capacitor

1 µF

20%

16 V

603

Std

C12

Ceramic capacitor

2.2 nF

2 kV

1812

TDK

C14,C16, C21

Ceramic capacitor

1 nF

10%

100 V

603

TDK

C18,C60

Ceramic capacitor

47 nF

100 V

805

TDK

C19,C38

Ceramic capacitor

22 nF

50 V

603

Std

C23,C54

Ceramic capacitor

470 pF

50 V

603

Std

C26

Aluminium

capacitor

33 µF

20%

100 V

10x10.2

Std Low ESR

C27,C33,C37

Ceramic capacitor

22 µF

20%

6.3 V

805

Std

C28,C29,C30

Ceramic capacitor

2.2 µF

20%

100 V

1812

TDK

C31,C37

Ceramic capacitor

1 nF

10%

100 V

805

Std

C32

Ceramic capacitor

100 nF

10%

100 V

805

TDK

C33,C35

Ceramic capacitor

10 µF

6.3 V

805

TDK

C34,C36

Aluminium

capacitor

330 µF

6.3 V

8x10.2

Std Low ESR

C49, C56

Ceramic capacitor

22 nF

50 V

603

Std

C51

Ceramic capacitor

100 nF

200 V

1210

Std

C55

Ceramic capacitor

100 pF

50 V

603

Std

C58

Ceramic capacitor

1 nF

50 V

603

Std

C61

Ceramic capacitor

2.2 nF

2 kV

1812

TDK

D1, D21

Std diode

STTH302S

200 V

SMC

STMicroelectronics

D32,D35

Zener diode

BZX84C10

SOT23

Std

D4,D7,D8,D9,

D12D13,D14,

D17

Schottky diode

STPS2H100A

100 V

SMA

STMicroelectronics