LM4665 |
Part Number | LM4665 |
Manufacturer | Texas Instruments (https://www.ti.com/) |
Description | The LM4665 is a fully integrated single-supply high efficiency switching audio amplifier. It features an innovative modulator that eliminates the LC output filter used with typical switching amplifier... |
Features |
1
•2 No Output Filter Required for Inductive Transducers • Selectable Gain of 6dB (2V/V) or 12dB (4V/V) • Very Fast Turn On Time: 5ms (typ) • User Selectable Shutdown High or Low Logic Level • Minimum External Components • "Click and Pop" Suppression Circuitry • Micro-Power Shutdown Mode • Short Circuit Protection • DSBGA, WSON, and VSSOP Packages (No Heat Sink Required) APPLICATIONS • Mobile Phones • PDAs • Portable Electronic Devices KEY SPECIFICATIONS • Efficiency at 100mW into 8Ω Transducer 75%(typ) • Efficiency at 400mW into 8Ω Transducer 80%(typ) • Total Quiescent Power Supply Current (3... |
Document |
LM4665 Data Sheet
PDF 1.77MB |
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