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INTEGRATED CIRCUITS
DATA SHEET
TDA1558Q
2 x 22 W or 4 x 11 W single-ended
car radio power amplifier
Product specication
File under Integrated Circuits, IC01
May 1992
11045879.014.png
Philips Semiconductors
Product specication
2 x 22 W or 4 x 11 W single-ended car
radio power amplier
TDA1558Q
FEATURES
·
Capability to handle high energy on outputs (V P = 0)
·
Requires very few external components
·
Protected against electrostatic discharge
·
Flexibility in use Quad single-ended or stereo BTL
·
No switch-on/switch-off plop
·
High output power
·
Flexible leads
·
Low offset voltage at output (important for BTL)
·
Low thermal resistance
·
Fixed gain
·
Identical inputs (inverting and non-inverting).
·
Good ripple rejection
GENERAL DESCRIPTION
·
Mute/stand-by switch
·
Load dump protection
The TDA1558Q is a monolithic integrated class-B output
amplifier in a 17-lead single-in-line (SIL) plastic power
package. The device contains 4 x 11 W single-ended or
2 x 22 W BTL amplifiers and has been primarily developed
for car radio applications.
·
AC and DC short-circuit-safe to ground and V P
·
Thermally protected
·
Reverse polarity safe
QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP. MAX. UNIT
V P
positive supply voltage range
operating
6.0
14.4
18
V
I ORM
repetitive peak output current
-
-
4
A
I tot
total quiescent current
-
80
-
mA
I sb
stand-by current
-
0.1
100
m A
Stereo BTL application
P O
output power
THD = 10%; 4
W
-
22
-
W
SVRR
supply voltage ripple rejection
45
-
-
dB
V no
noise output voltage
R S = 0
-
200
-
m
V
|Z I |
input impedance
25
-
-
k
W
D
V os |
DC output offset voltage
-
-
250
mV
G v
closed loop voltage gain
45
46
47
dB
Quad single-ended application
P O
output power
THD = 10%; 4
W
-
6
-
W
THD = 10%; 2
W
-
11
-
W
SVRR
supply voltage ripple rejection
44
-
-
dB
V no
noise output voltage
R S = 0
-
150
-
m
V
|Z I |
input impedance
50
-
-
k
W
G v
closed loop voltage gain
39
40
41
dB
ORDERING INFORMATION
EXTENDED TYPE
NUMBER
PACKAGE
PINS
PIN POSITION
MATERIAL
CODE
TDA1558Q
17
DIL
plastic
SOT243R (1)
Note
1. SOT243-1; 1996 August 21.
May 1992
2
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Philips Semiconductors
Product specication
2 x 22 W or 4 x 11 W single-ended car
radio power amplier
TDA1558Q
V P
handbook, full pagewidth
5
13
1
mute switch
input 1
CM
60 k ½
VA
6
output 1
183
½
mute switch
CM
60 k
½
input 2
2
8
VA
output 2
183 ½
14
mute/stand-by
stand-by
switch
supply voltage
ripple rejection
4
15 k ½
TDA1558Q
x1
mute
switch
15 k ½
input 3
17
mute
switch
CM
60 k ½
VA
12
output 3
183 ½
mute
s witch
CM
60 k ½
16
10
input 4
VA
output 4
internal
reference
voltage
15
183 ½
reference
voltage
3
9
11
7
MCD328 - 1
signal ground
not connected
power ground
Fig.1 Block diagram.
May 1992
3
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Philips Semiconductors
Product specication
2 x 22 W or 4 x 11 W single-ended car
radio power amplier
TDA1558Q
PINNING
SYMBOL PIN
DESCRIPTION
-
INV1
1
non-inverting input 1
INV2
2
inverting input 2
handbook, halfpage
– INV1
1
GND
3
ground (signal)
INV2
2
SVRR
4
supply voltage ripple rejection
GND
3
V P1
5
supply voltage
OUT1
6
output 1
SVRR
4
GND1
7
power ground 1
V
P1
5
OUT2
8
output 2
OUT1
6
n.c.
9
not connected
GND1
7
OUT4
10
output 4
OUT2
8
GND2
11
power ground 2
n.c.
9
TDA1558Q
OUT3
12
output 3
OUT4
10
V P2
13
supply voltage
M/SS
14
mute/stand-by switch
GND2
11
V ref
15
internal reference voltage
OUT3
12
INV3
16
inverting input 3
V
P2
13
-
INV4
17
non-inverting input 4
M / SS
14
FUNCTIONAL DESCRIPTION
V
ref
15
The TDA1558Q contains four identical amplifiers with
differential input stages (two inverting and two
non-inverting), and can be used for single-ended or BTL
applications. The gain of each amplifier is fixed at 40 dB
(46 dB in BTL). Special features of this device are:
INV3
16
– INV4
17
MCD325 - 1
a. mute/stand-by switch
low stand-by current (< 100
Fig.2 Pin configuration.
A)
low mute/stand-by switching current (low cost supply
switch)
mute facility.
m
b. the harmonic distortion at low frequencies can be
decreased by connecting two diodes at pin 15 to ground or
a zener diode of 1.5 V.
May 1992
4
11045879.011.png
Philips Semiconductors
Product specication
2 x 22 W or 4 x 11 W single-ended car
radio power amplier
TDA1558Q
LIMITING VALUES
In accordance with the Absolute maximum System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX. UNIT
V P
positive supply voltage
operating
-
18
V
non-operating
-
30
V
load dump protected; during 50
ms; rise time
-
45
V
³
2.5 ms
V PSC
AC and DC short-circuit safe voltage
-
18
V
V PR
reverse polarity
-
6
V
energy handling capability at outputs
V P = 0
-
200
mJ
I OSM
non-repetitive peak output current
-
6
A
I ORM
repetitive peak output current
-
4
A
P tot
total power dissipation
-
60
W
T stg
storage temperature range
-
55
+
150
°
C
T j
junction temperature
-
+
150
°
C
THERMAL RESISTANCE
SYMBOL
PARAMETER
THERMAL RESISTANCE
R th vj-a
from virtual junction to ambient in free air
40 K/W
R th vj-c
from virtual junction to case (see Fig.3)
1.5 K/W
handbook, halfpage
virtual junction
output 1 output 2
output 3 output 4
4.0 K/W
4.0 K/W
4.0 K/W
4.0 K/W
0.8 K/W
0.8 K/W
MBC041
0.1 K/W
case
Fig.3 Equivalent thermal resistance network.
May 1992
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