Philips tda7057q DATASHEETS
INTEGRATED CIRCUITS
DATA SH EET
TDA7057Q
2 x 3 W stereo BTL audio output
amplifier
Objective specification
File under Integrated Circuits, IC01
May 1992
Philips Semiconductors Objective specification
2 x 3 W stereo BTL audio output
TDA7057Q
amplifier
FEATURES
• No external components
• No switch-on and off clicks
• Good overall stability
• Low power consumption
• Short-circuit proof
• Low HF radiation
• ESD protected on all pins.
QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
V
P
P
O
G
V
I
P
THD total harmonic distortion P
positive supply voltage range 3.0 11 18 V
output power VP= 11 V; RL= 16 Ω− 3 − W
voltage gain 39 40 41 dB
total quiescent current VP= 11 V; RL= ∞−10 14 mA
= 0.5 W − 0.25 1 %
O
GENERAL DESCRIPTION
The TDA7057Q is a stereo output amplifier in a 13 pin
power package. The device is designed for battery-fed
portable stereo recorders and radios, but also suitable for
mains-fed applications.
ORDERING INFORMATION
EXTENDED TYPE PACKAGE
NUMBER PIN PIN POSITION MATERIAL CODE
TDA7057Q 13 SBD plastic SOT141
Note
1. SOT141-6; 1996 September 9.
(1)
May 1992 2
Philips Semiconductors Objective specification
2 x 3 W stereo BTL audio output amplifier TDA7057Q
V
P
handbook, full pagewidth
input 1
signal ground 1
input 2
signal ground 2
3
13I + i
positive output 1
2
1
Ι
11I – i
negative output 1
TDA7057Q
I – i
4
5
ΙΙ
10
8I + i
negative output 2
positive output 2
7
n.c.
12
power
ground 1
Fig.1 Block diagram.
May 1992 3
9
power
ground 2
n.c.
6
MCD392
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