Philips Semiconductors
Product specification
2 x 22 W BTL stereo car radio power
amplifier with loudspeaker protection
TDA1553Q
DC CHARACTERISTICS
V = 14.4 V; T
= 25 °C; measurements taken using Fig.3; unless otherwise specified
P
amb
PARAMETER
Supply
CONDITIONS
SYMBOL
MIN.
TYP.
MAX.
UNIT
Supply voltage range
Total quiescent current
DC output voltage
note 1
note 2
V
6.0
14.4
18.0
V
P
I
−
−
−
80
6.9
−
160
−
mA
V
tot
V
O
DC output offset voltage
|∆V |
150
mV
O
Mute/stand-by switch
Switch-on voltage level
Mute condition
V
V
8.5
3.3
−
−
−
V
V
ON
6.4
mute
Output signal in mute
position
V = 1 V (max.);
I
f = 1 kHz
V
−
−
2
mV
O
DC output offset voltage
(between pins 4 to 6
and 7 to 9)
|∆V |
−
−
−
150
2
mV
V
O
V
0
Stand-by condition
DC current in
sb
stand-by condition
V < 0.5 V
I
I
I
−
−
−
−
100
500
60
µA
µA
µA
II
sb
0.5 ≤ V < 2 V
−
II
sb
Switch-on current
Supply current
25
sw
short-circuit to ground
note 3
I
−
5.5
−
mA
p
Loudspeaker protection
DC voltage across R
pin 4 to pin 6
L
∆V
∆V
−
−
−
−
1
1
−
V
V
s
4-6
7-9
pin 7 to pin 9
−
Delay time
t
0.5
d
|∆V | or |∆V | ≥ 1.0 V
Protection active
4-6
7-9
Current information
Voltage information
I
−
25
−
−
µA
12
V
2
−
V
12
|∆V | and |∆V | ≤ 0.1 V
Protection not active
Voltage information
4-6
7-9
V
−
−
0.3
V
12
July 1994
6
NXP [ NXP ]
