10 +10W @ THD =10%, R
NO POPAT TURN-ON/OFF
MUTE(POP FREE)
STAND-BY FEATURE (LOWI
THERMALOVERLOAD PROTECTION
SHORTCIRCUITPROTECTIONTO GND
DESCRIPTION
The TDA7269 is class AB dual Audio power amplifier assembled in the Multiwatt package, specially designed for high quality sound application
as Hi-Fimusic centers andstereo TV sets.
=8Ω,VS= +14V
L
)
q
TDA7269
Multiwatt11
ORDERING NUMBER: TDA7269
Figure 1: Typical Application Circuit
+5V
15K1µF
µP
1µF
1µF
MUTE/
ST-BY
IN (L)
18K15K
GND
IN (R)
D94AU085
+V
S
1000µF
5
7
-
9
11
-
+
1
1000µF
3
6
-V
S
4+
OUT (L)
18K
IN- (L)8
10IN- (R)
2
OUT (R)
560Ω
18K
4.7Ω
100nF
4.7Ω
100nF
560Ω
RL (L)
RL (R)
July 1998
1/7
TDA7269
ABSOLUTE MAXIMUM RATINGS
SymbolParameterValueUnit
V
I
O
P
tot
T
op
T
stg,Tj
PIN CONNECTION (Topview)
DC Supply Voltage±22V
S
Output Peak Current (internally limited)3A
Power Dissipation T
=70°C40W
case
Operating Temperature0 to 70°C
Storage and Junction Temperature-40 to +150°C
11
10
9
8
7
6
5
4
3
2
1
TAB CONNECTED TO PIN 6
D95AU316
IN+(1)
IN-(1)
GND
IN-(2)
IN+(2)
-V
S
MUTE
OUTPUT(2)
+V
S
OUTPUT(1)
-V
S
THERMAL DATA
SymbolDescriptionValueUnit
R
th j-case
Thermal Resistance Junction-caseMax2.8°C/W
SINGLESUPPLY APPLICATION
+V
S
C5
1000µF
C6
0.1µF
3
4+
OUT (L)
R4
IN- (L)8
30K
R5
1K
2
IN- (R)
R6
10
OUT (R)
1
6
GND
30K
R7
1K
C9 470µF
R8
4.7Ω
C7
0.1µF
C10 470µF
R9
4.7Ω
C8
0.1µF
D96AU444
0
MUTE
R1
10K
PLAY
5V
C1
1µF
C2
100µF
Q1
BSX33
R2
15K
R3
15K
C3 1µF
C4 1µF
MUTE/ST-BY
IN (L)
IN (R)
D1 5.1V
5
7
9
11
-
+
-
OUT
(L)
OUT
(R)
2/7
TDA7269
ELECTRICALCHARACTERISTICS(Refer to the test circuit, VS= + 14V; RL=8Ω;RS=50Ω;
= 30dB;f = 1KHz; T
G
V
SymbolParameterTest ConditionMin.Typ.Max.Unit
V
S
I
q
V
OS
I
b
P
O
Supply Range+5+20V
Total Quiescent Current60100mA
Input Offset Voltage–25+25mV
Non Inverting Input Bias Current500nA
Output PowerTHD = 10%
THDTotal Harmonic DistortionR
C
T
Cross Talkf = 1KHz
SRSlew Rate6.510V/µs
G
OL
e
N
R
Open Loop Voltage Gain80dB
Total Input NoiseA Curve
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
Australia - Brazil- Canada - China- France - Germany - Italy - Japan - Korea- Malaysia - Malta - Mexico - Morocco - The Netherlands -
Singapore - Spain - Sweden - Switzerland- Taiwan - Thailand - United Kingdom - U.S.A.
The ST logo is a registered trademark of STMicroelectronics
1998 STMicroelectronics – Printedin Italy – All Rights Reserved
STMicroelectronics GROUP OF COMPANIES
7/7
Loading...
+ hidden pages
You need points to download manuals.
1 point = 1 manual.
You can buy points or you can get point for every manual you upload.