LINEAR INTEGRATED CIRCUIT VOLTAGE AUDIO POWER AMPLIFIER LM38
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LM386
LINEAR INTEGRATED CIRCUIT
VOLTAGE AUDIO POWER AMPLIFIER
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: *Voltage gains:20~200 *Ground referenced input *Low distortion 4V~12V
DIP-8
CONFIGURATIONS
Gain
Gain
-Input
Bypass
LM386
+Input
Output
BLOCK DIAGRAM
Bypass
Gain
Gain
Output +Input
-Input
1.35k
UNISONIC TECHNOLOGIES CO., LTD.
QW-R107-007,B
LM386
PARAMETER
Supply Voltage Power Dissipation Input Voltage Operating Temperature Storage Temperature DIP-8 SOP-8
LINEAR INTEGRATED CIRCUIT
SYMBOL
Topr Tstg
ABSOLUTE MAXIMUM RATINGS(Ta=25°C
VALUE
1250 -0.4V~+0.4V
UNIT
ELECTRICAL CHARACTERISTICS( Ta=25°C, voltage referenced unless otherwise specified)
PARAMETER
Quiescent circuit current Output Power Voltage Gain Bandwidth Total harmonic distortion Input Resistance Input Bias current
SYMBOL
ICCQ IBIAS
TEST CONDITIONS
Vi=0 Vcc=6V,THD=10% Vcc=9V,THD=10% Pin1 open 10µF fron Pin1 open 10µF fron Po=125mW,pin1 open Pin1 open
UNIT
APPLICATION CIRCUIT
Fig. =20dB
Fig. =200dB
bypass
LM386
LM386
UNISONIC TECHNOLOGIES CO., LTD.
QW-R107-007,B
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