5+5W DUAL BRIDGE AMPLIFIER
Description
® TDA7266S
5+5W DUAL BRIDGE AMPLIFIER
WIDE SUPPLY VOLTAGE RANGE (3-18V) MINIMUM EXTERNAL COMPONENTS
TECHNOLOGY BI20II
– NO SWR CAPACITOR
– NO BOOTSTRAP
– NO BOUCHEROT CELLS
)– INTERNALLY FIXED GAIN t(sSTAND-BY & MUTE FUNCTIONS
SHORT CIRCUIT PROTECTION
ucTHERMAL OVERLOAD PROTECTION te Prod ct(s)DESCRIPTION le duThe TDA7266S is a dual bridge amplifier specially so rodesigned for TV and Portable Radio applications.
Multiwatt 15 ORDERING NUMBER: TDA7266S
- Ob te PBLOCK AND APPLICATION DIAGRAM
roduct(s) ) - Obsole0.
22µF P t(sIN1 lete ducST-BY
4 7
VCC 3 13
470µF
+ 1 OUT1+ -
100nF
Obso lete ProS-GND
9 Vref
so 0.
22µF Ob IN2
12
- 2 OUT1+
+ 15 OUT2+
-
MUTE
6
July 2002
PW-GND 8
- 14 OUT2+
D94AU175B
1/8
TDA7266S
ABSOLUTE MAXIMUM RATINGS
Symbol VS IO Ptot Top
Tstg, Tj
Parameter Supply Voltage Output Peak Current (internally limited) Total Power Dissipation (Tcase = 70°C) Operating Temperature Storage and Junction Temperature
Value 20 1.
5 25
0 to 70 -40 to +150
Unit V A W °C °C
THERMAL DATA
Symbol
Description
Value
Unit
Rth j-case Thermal Resistance Junction to case
t(s)PIN CONNECTION (Top view)
Typ.
1.
6
Max.
2.
2 °C/W
uc15 OUT2+ d14 OUT2ro13 VCC te P t(s)12 IN2
11 N.
C.
c10 N.
C.
le du9 S-GND so ro8 PW-GND
7 ST-BY
b P6 MUTE - O te5 N.
C.
) le4 IN1 t(s o3 VCC
s2 OUT1c b1 OUT1+ du - O D95AU261
Pro t(s)ELECTRICAL CHARACTERISTICS (VCC = 11V, RL = 8Ω, f = 1kHz, Tamb = 25°C unless otherwise te cspecified.
)
le duSymbol o roVCC s PIq Ob teVOS lePO
THD
Parameter Supply Range Total Quiescent Current Output Offset Voltage Output Power Total Harmonic Distortion
ObsoSVR
Supply Voltage Rejection
Test Condition
THD = 10% PO = 1W PO = 0.
1W to 2W f = 100Hz to 15kHz f = 100Hz VR = 0.
5V
Min.
3
4.
5
40
Typ.
11 50
5 0.
05
56
Max.
18 60 120
0.
2 1
Unit V mA mV W % %
dB
CT Crosstalk
46 60
dB
AMUTE TW GV ∆Gv
Mute Attenuation Thermal Threshold Closed Loop Voltage Gain Voltage Gain Matching
60 80
dB
150 °C
25 26 27 dB
0.
5 dB
Ri VTMUTE
Input Resistanc...
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