Features: Acoustically Enhanced DC Volume Control Taper Stereo bridged power amplifiers Click and pop suppression circuitryThermal shutdown protection circuitryApplicationPortable and Desktop Computers Multimedia MonitorsPortable Radios, PDAs, and Portable TVsPinoutSpecifications Supply Vol...
LM4843: Features: Acoustically Enhanced DC Volume Control Taper Stereo bridged power amplifiers Click and pop suppression circuitryThermal shutdown protection circuitryApplicationPortable and Desktop Comp...
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Supply Voltage |
6.0V |
Storage Temperature |
-65°C to +150°C |
Input Voltage |
-0.3V to VDD +0.3V |
Power Dissipation (Note 11) |
Internally limited |
ESD Susceptibility (Note12) All pins except Pin 28Pin28 |
2000V 200V |
ESD Susceptibility (Note 13) |
200V |
Junction Temperature |
150°C |
Small Outline Package Vapor Phase (60 sec.) Infrared (15 sec.) |
215°C 220°C |
The LM4843 is a monolithic integrated circuit that provides DC volume control, and stereo bridged audio power amplifiers capable of producing 2W into 4Ω (Note 1) with less than 1.0% THD or 2.2W into 3Ω (Note 2) with less than 1.0% THD.
Boomer® audio integrated circuits were designed specifically to provide high quality audio while requiring a minimum amount of external components. The LM4843 incorporates a DC volume control with stereo bridged audio power amplifiers making it optimally suited for multimedia monitors, portable radios, desktop, and portable computer applications. The LM4843 features an externally controlled, low-power consumption shutdown mode, and both a power amplifier and headphone mute for maximum system flexibility and