2004 May 05 16
Philips Semiconductors Preliminary specification
Power stage 2 x 10 or 1 x 20 W class-D
audio amplifier TDA8928J
C19, C20, C21,
C22, C39, C42 2.2 nF, 50V SMD0805
C12, C13 15 nF, 50V SMD0805
C40, C41 47 nF, 50V SMD1206
C1,C2, C16, C17,
C26, C38 100 nF, 50V SMD0805
C8,C9, C10, C11,
C34, C35 220 nF, 50V SMD1206 C8 to C11 used as jumper
C32, C33 470 nF, 63V MKT
C24, C25 1 µF, 16V SMD1206 1206 due to supply range
C7, C14, C15,
C27 22 µF, 100V Panasonic NHG Series
ECA1JHG220 63 V is OK
C3, C4, C5, C6 470µF, 35V Panasonic M Series
ECA1VM471
C18, C23, C36 these capacitors have been
removed
Resistors
R10, R26, R28,
R29 0ΩSMD1206 used as jumpers
R24 0 ΩSMD0805 short-circuited in a new
printed-circuit board layout
R19, R21 5.6 Ω, 0.25 W SMD1206 1206 due to dissipation
R22, R23 22 Ω, 1 W SMD2512 2512 due to dissipation
R35 150 ΩSMD1206 used as jumper
R32 100 ΩSMD1206 used as jumper
R9 1 kΩSMD1206 used as jumper
R3, R4, R16 1 kΩSMD0805
R11, R12 2 kΩSMD1206 used as jumpers
R25 2 kΩSMD0805
R7, R8, R33, R34 3.9 kΩSMD0805
R17 5.6 kΩSMD0805
R1, R2, R15 10 kΩSMD0805
R13, R14 15 kΩSMD0805
R30, R31 39 kΩSMD0805
R5, R6 220 kΩSMD0805
R18, R20, R27 these resistors have been
removed
COMPONENT DESCRIPTION TYPE COMMENTS