This is 7W mono amplifier using the LM circuit. It can amply the small sound small. The amplifier circuit can be up to 7 watts. It is enough to use a good listening room.

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February General Description. The LM is a cost effective high power amplifier suited. Y High peak current capability 3 5A. Y Large output voltage swing. Y Externally programmable gain. Y Wide supply voltage range 5V — 20V. Y Few external parts required. Y Low distortion. Y High input impedance. Y No turn-on transients. Y High voltage protection available LMA. Y Low noise.

Y AC short circuit protected. Equivalent Schematic. Connection Diagram. Plastic Package. Absolute Maximum Ratings. If Military Aerospace specified devices are required.

Office Distributors for availability and specifications. Peak Supply Voltage 50 ms. LMA Note 2. Operating Supply Voltage. Output Current. Input Voltage. Power Dissipation Note 3. Operating Temperature. Storage Temperature. Lead Temperature Soldering 10 sec.

Min Typ Max Units. DC Output Level. Quiescent Supply Current. Excludes Current in Feedback Resistors. Supply Voltage Range. Input Resistance. Gain e 40 dB. Output Power. Ripple Rejection. Input Noise Voltage. R S e 0 15 kHz Bandwidth. Input Noise Current. R S e k X 15 kHz Bandwidth. Note 1 A 0 2 m F capacitor in series with a 1 X resistor should be placed as close as possible to pins 3 and 4 for stability.

Note 2 The LM shuts down above 25V. Note 3 For operating at elevated temperatures the device must be derated based on a C maximum junction temperature and a thermal resistance of 4 C W. Download LM Datasheet.


7w Audio Power Amplifier - National Semiconductor



LM383 Amplifier. Datasheet pdf. Equivalent


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