VA2207
Description
Features
VA2207 is a filterless stereo Class D audio amplifier which provides DC volume control, lower supply current, high efficiency & few external ponents for driving speaker directly. VA2207 also integrates Anti-Pop, Output Short & Over-Heat Protection Circuitry to increase device reliability. The functionality makes this device ideal for small size LCD TVs, LCD monitors, USB powered speakers & other applications that demand more battery life.
- 5W per channel into 2Ω speaker (THD+N=10%)
- 3.06W per channel into 4Ω speaker (THD+N=10%)
- 1.7W per channel into 8Ω speaker (THD+N=10%)
- Operation voltage from 3.6V to 5.5V
- Maximum efficiency 84% (4Ω), 75% (2Ω)
- DC volume control range from -44d B to 20d B
- Low standby current < 10μA
- Filter-free PWM operation without LC output filters
- Integrated anti-pop, over-heat protection, short-circuit protection circuitry
- Ro HS pliant TSSOP24 package with exposed pad
Typical Application
Applications
- LCD Monitor/LCD TV
-...
