TPA0223 Datasheet - Texas Instruments

TPA0223 2-W MONO AUDIO POWER AMPLIFIER

The TPA0223 is a 2-W mono bridge-tied-load (BTL) amplifier designed to drive speakers with as low as 4-Ω impedance. The amplifier can be reconfigured on the fly to drive two stereo single-ended (SE) signals into head phones. This makes the device ideal for small notebook computers, PDAs, digital per.

D Ideal for Notebook Computers, PDAs, and Other Small Portable Audio Devices D 2 W Into 4-Ω From 5-V Supply D 0.6 W Into 4-Ω From 3-V Supply D Stereo Head Phone Drive D Separate Inputs for the Mono (BTL) Signal and Stereo (SE) Left/Right Signals D Wide Power Supply Compatibility 3 V to 5 V D Meets PC99 Desktop Specs (Target) D Low Supply Current 11 mA Typical at 5 V 10 mA Typical at 3 V D Shutdown Control . . . 1 µA Typical D Shutdown Pin Is TTL Compatible D 40°C to .

TPA0223-etcTI.pdf