PAM8009 - Diodes

PAM8009 3W STEREO CLASS-D Audio Amplifier and Class AB Headphone Driver

The PAM8009 is a 3W, Class D audio-power amplifier for driving bridged-tied stereo speakers. Advanced DC volume control minimizes external components and allows BTL (Speaker) volume control and SE (Headphone) volume control, the gain range is from +20dB (Volume=5V) to -60dB (Volume=0V) with 64 steps precise control. Pin Assignments Integrated power-limit t.

Features

• Operating Voltage: 2.8v ~ 5.5v
• Filter
  – Free and Low EMI
• Low Quiescent Current
• IDD=7mA @ VDD= 5V
• 64 Steps DC Volume Control from -80dB to +20dB by DC Voltage with Hysteresis
• Power Limit Function Disable: 0.45VDD ~ VDD Max. Power: GND
• UVP Function Disable: Floating
• Output Power @ THD+N=1% BTL Mode VDD=5V, Rl=4Ω; Po=2.4W VDD=5V, Rl=8Ω; Po=1.4W SE Mode VDD=5V, Rl=32Ω; Po=60mW
• Output Power @ THD+N = 10% BTL Mode VDD=5V, Rl=4Ω; Po=3.0W VDD=5V, Rl=8Ω; Po=1.7W
• Input Signal and Headphone Output Signal in Phase
• Thermal and Over-Current Protections with Auto-Recovery
• Power Enhanc.