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Número de pieza
componentes Descripción
TDA1553 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Fabricante
TDA1553
2×22 W stereo BTL car radio power amplifier with loudspeaker protection and 3-state mode switch
Philips Electronics
TDA1553 Datasheet PDF : 10 Pages
1
2
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5
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7
8
9
10
Philips Semiconductors
2
×
22 W stereo BTL car radio power ampliï¬er with
loudspeaker protection and 3-state mode switch
Product speciï¬cation
TDA1553CQ
BLOCK DIAGRAM
handbook, full pagewidth
1
input 1
mute switch
Cm
VA
2
k
Ω
18 k
Ω
mute switch
Cm
power stage
60
k
Ω
13
input 2
VA
2
k
Ω
18 k
Ω
VP
stand-by
switch
VA
15 k
Ω
x1
15 k
Ω
mute
reference
voltage
mute switch
Cm
power stage
stand-by
reference
voltage
mute
switch
VA
2
k
Ω
18 k
Ω
mute switch
Cm
power stage
60
k
Ω
2
k
Ω
input
reference
voltage
2
VA
18 k
Ω
ground (signal)
power stage
5
GND1
8
GND2
power ground (substrate)
V
P1
3
V
P2
10
TDA1553CQ
4
output 1A
PROTECTIONS
Load dump
Soar
Thermal
Short - circuit
Reverse polarity
Loudspeaker
6
output 1B
3-state
interface
11
mode switch
12
loudspeaker
protection
loudspeaker
protection
9
output 2B
7
output 2A
MBC991 - 1
Fig.1 Block diagram.
1995 Dec 15
3
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