Description
LM386 is a low power and low voltage audio amplifier IC with a mini DIP-8 package. It has adjustable gain from 20 to 200 buy implementing some external resistors and capacitors. This IC allows for increasing the volume. Being low voltage, Device can be powered by a simple battery in the electronics circuit.
Features & Specifications
- Low power and low voltage
- Battery operation
- Low static power drain
- Low quiescent current drain of 4mA
- Low distortion
- Wide range of gain
- Input is referenced by ground
- Minimum external components
- Voltage supply: 4V to 15V
- Analog input voltage: -0.4V to +0.4V
- Quiescent current: 4 to 8mA
- Output power: 250 to 700mW
- Typical bandwidth: 300KHz
- Input resistance: 50kΩ
- Input bias current: 250nA
- Total harmonic distortion: 0.2%
- Operating temperature: 0°C to 70°C
Applications
- TV sound system
- Radio amplifier and booster
- Used in the speaker of portable devices
- Ultrasonic, small servo and line drivers
- Intercoms
- Power converters
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