Philips tda1553c DATASHEETS
INTEGRATED CIRCUITS
DATA SH EET
TDA1553CQ
2 × 22 W stereo BTL car radio
power amplifier with loudspeaker
protection and 3-state mode switch
Product specification
Supersedes data of July 1994
File under Integrated Circuits, IC01
1996 Jan 07
Philips Semiconductors Product specification
2 × 22 W stereo BTL car radio power
amplifier with loudspeaker protection
TDA1553CQ
FEATURES
• Few peripheral components
• High output power
• Low output offset voltage
• Fixed gain
• High energy handling capability at the outputs (V
• Electrostatic discharge protection
• No switch-on/switch-off plop
• Flexible leads
• Low thermal resistance.
P
• Loudspeaker protection
• Good ripple rejection
• 3-state mode switch (operating, mute, standby)
• Load dump protection
• AC and DC short-circuit safe to ground and to V
• Thermally protected
P
GENERAL DESCRIPTION
The TDA1553CQ is a monolithic integrated class-B output
amplifier in a 13-lead plastic DIL-bent-SIL power package.
It contains 2 × 22 W amplifiers in BTL configuration.
The device is primarily developed for car radio
applications.
• Reverse polarity safe
QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
V
P
positive supply voltage
operating 6 14.4 18 V
non-operating −−30 V
load dump −−45 V
I
ORM
I
q
I
stb
|Z
| input impedance 50 −−kΩ
i
T
vj
repetitive peak output current −−4A
total quiescent current − 80 − mA
standby current − 40 100 µA
virtual junction temperature −−150 °C
Stereo application
P
O
SVRR supply voltage ripple rejection R
| DC output offset voltage −−150 mV
|∆V
O
α
cs
|∆G
| channel unbalance −−1dB
v
output power at 4 Ω; THD = 10% − 22 − W
=0Ω; f = 100 Hz to 10 kHz 48 −−dB
s
channel separation 40 −−dB
=0)
ORDERING INFORMATION
TYPE
NUMBER
NAME DESCRIPTION VERSION
TDA1553CQ DBS13P plastic DIL-bent-SIL power package; 13 leads (lead length 12 mm) SOT141-6
1996 Jan 07 2
PACKAGE
Philips Semiconductors Product specification
2 × 22 W stereo BTL car radio power
amplifier with loudspeaker protection and
BLOCK DIAGRAM
handbook, full pagewidth
input 1
1
2
kΩ
18 kΩ
mute switch
VA
mute switch
C
m
C
m
power stage
V
P1
3
TDA1553CQ
PROTECTIONS
Load dump
Soar
Thermal
Short - circuit
Reverse polarity
Loudspeaker
V
10
TDA1553CQ
P2
4
output 1A
input 2
6
11
12
9
output 1B
mode switch
loudspeaker
protection
output 2B
18 kΩ
stand-by
switch
VA
x1
18 kΩ
VA
V
P
15 kΩ
15 kΩ
mute switchVAC
mute switch
mute
reference
voltage
C
power stage
stand-by
reference
voltage
mute
switch
m
power stage
m
3-state
interface
loudspeaker
protection
60
kΩ
13
2
kΩ
2
kΩ
1996 Jan 07 3
60
kΩ
input
reference
voltage
VA
2
kΩ
18 kΩ
258
GND1 GND2
ground (signal)
power ground (substrate)
power stage
Fig.1 Block diagram.
MBC991 - 1
7
output 2A
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