LINEAR INTEGRATED CIRCUIT VOLTAGE AUDIO POWER AMPLIFIER Cont
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LM386
LINEAR INTEGRATED CIRCUIT
VOLTAGE AUDIO POWER AMPLIFIER
Contek LM386 power amplifier, designed voltage consumer applications. gain internally keep external part count low, additional external resistor capacitor between will increase gain value 200.
SOP-8
FEATURES
*Minimum external parts *Wide supply voltage range: 4V~12V *Voltage gains:20~200 *Ground referenced input *Low distortion
DIP-8
CONFIGURATIONS
Gain
Gain
-Input
+Input
Contek LM386
Bypass
Output
BLOCK DIAGRAM
Contek
Bypass
1.35k
Gain
Gain
Output +Input
-Input
4GND
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
LM386
Supply Voltage Power Dissipation DIP-8 SOP-8 Input Voltage Operating Temperature Storage Temperature
LINEAR INTEGRATED CIRCUIT
1250 -0.4V~+0.4V
ABSOLUTE MAXIMUM RATINGS (Ta=25
PARAMETER
SYMBOL
VALUE
UNIT
Topr Tstg
ELECTRICAL CHARACTERISTICS( Ta=25
Quiescent circuit current Output Power Voltage Gain Bandwidth Total harmonic distortion Input Resistance Input Bias current
voltage referenced unless otherwise specified)
PARAMETER
SYMBOL
ICCQ IBIAS
Vi=0 Vcc=6V,THD=10% Vcc=9V,THD=10% Pin1 open 10mF fron Pin1 open 10mF fron Po=125mW,pin1 open Pin1 open
TEST CONDITIONS
UNIT
APPLICATION CIRCUIT
Fig. =20dB
Fig. =200
bypass
0.05
0.05
10kW
Contek LM386
10kW
Contek LM386
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
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