Printed-Circuit Board - Philips TDA8925 Datasheet

Philips Semiconductors
Power stage 2 x 15 to 25 W class-D
audio amplifier
COMPONENT
C28, C29, C30, 560 pF/100 V
C31
C19, C20, C21, 2.2 nF/50 V
C22, C39, C42
C12, C13 15 nF/50 V
C40, C41 47 nF/50 V
C1, C2, C16, C17, 100 nF/50 V
C26, C38
C8, C9, C10, C11, 220 nF/50 V
C34, C35
C32, C33 470 nF/63 V
1 µF/16 V
C24, C25
22 µF/100 V
C7, C14, C15,
C27
470 µF/35 V
C3, C4, C5, C6
C18, C23, C36 these capacitors have been
removed
Resistors
0 Ω
R10, R26, R28,
R29
0 Ω
R24
5.6 Ω/0.25 W
R19, R21
22 Ω/1 W
R22, R23
150 Ω
R35
100 Ω
R32
R9 1 kΩ
R3, R4, R16 1 kΩ
R11, R12 2 kΩ
R25 2 kΩ
R7, R8, R33, R34 3.9 kΩ
R17 5.6 kΩ
R1, R2, R15 10 kΩ
R13, R14 15 kΩ
R30, R31 39 kΩ
R5, R6 220 kΩ
R18, R20, R27 these resistors have been
removed
15.5.2 P -
RINTED CIRCUIT BOARD
The printed-circuit board dimensions are 8.636 × 5.842 cm; single-sided copper of 35 µm; silk screen on both sides;
79 holes; 94 components (32 resistors and 41 capacitors).
2004 May 06
DESCRIPTION TYPE
SMD0805
SMD0805
SMD0805
SMD1206
SMD0805
SMD1206
MKT
SMD1206
Panasonic NHG Series
ECA1JHG220
Panasonic M Series
ECA1VM471
SMD1206
SMD0805
SMD1206
SMD2512
SMD1206
SMD1206
SMD1206
SMD0805
SMD1206
SMD0805
SMD0805
SMD0805
SMD0805
SMD0805
SMD0805
SMD0805
16
Product specification
TDA8925
COMMENTS
50 V is OK
C8 to C11 used as jumper
1206 due to supply range
63 V is OK
used as jumpers
short-circuited in a new
printed-circuit board layout
1206 due to dissipation
2512 due to dissipation
used as jumper
used as jumper
used as jumper
used as jumpers