LM4651 Overview
The IC bination of the LM4651 driver and the LM4652 power MOSFET provides a high efficiency, Class D subwoofer amplifier solution. The LM4651 is a fully integrated conventional pulse width modulator driver IC. The IC contains short circuit, under voltage, over modulation, and thermal shut down protection circuitry.
LM4651 Key Features
- 23 Conventional Pulse Width Modulation
- Externally Controllable Switching Frequency
- 50kHz to 200kHz Switching Frequency Range
- Integrated Error Amp and Feedback Amp
- Turn-on Soft Start and Under Voltage Lockout
- Over Modulation Protection (Soft Clipping)
- Externally Controllable Output Current
- Self Checking Protection Diagnostic
LM4651 Applications
- Powered Subwoofers for Home Theater and PC's
