CS4412 Datasheet PDF - Cirrus Logic

General Description
   The CS4412 is a high-efficiency power stage for digital Class-D amplifiers designed to input PWM signals from a modulator such as the CS4525. The power stage outputs can be configured as four half-bridge channels, two half-bridge channels and one full-bridge channel, two full-bridge channels, or one parallel full-bridge channel.

FEATUREs
✦ Configurable Outputs (10% THD+N)
   – 2 x 15 W into 8 Ω, Full-Bridge
   – 1 x 30 W into 4 Ω, Parallel Full-Bridge
   – 4 x 7 W into 4 Ω, Half-Bridge
   – 2 x 7 W into 4 Ω, Half-Bridge + 1 x 15 W
      into 8 Ω, Full-Bridge
✦ Space-Efficient Thermally-Enhanced QFN
   – No External Heat Sink Required
✦ > 100 dB Dynamic Range - System Level
✦ 0.1% THD+N @ 1 W - System Level
✦ Built-In Protection with Error Reporting
   – Over-current
   – Thermal Warning and Overload
   – Under-voltage
✦ +9 V to +18 V High Voltage Supply
✦ PWM Popguard® for Quiet Startup
✦ High Efficiency (85%)
✦ Low RDS(ON)
✦ Low Quiescent Current
✦ Low Power Standby Mode

Common Applications
✦ Integrated Digital Televisions
✦ Portable Docking Stations
✦ Mini/Micro Shelf Systems
✦ Powered Desktop Speakers