EUA2034
EUA2034 is 3-W/CH Stereo Filter-less Class-D Audio Power Amplifier manufactured by Eutech Microelectronics.
DESCRIPTION
The EUA2034 is a high efficiency, 3W/channel stereo class-D audio power amplifier. A low noise, filterless PWM architecture eliminates the output filter, requiring only two external ponents for operation. Operating from a single 5V supply, EUA2034 is capable of delivering 3W/ channel of continuous output power to a 4Ω load with 10% THD+N. The EUA2034 is available in space-saving SOP-16 package.
FEATURES
Unique Modulation Schema Reduces EMI Emissions 3W Output at 10% THD with a 4Ω Load and 5V Power Supply Low Quiescent Current and Shutdown Current Low THD+N and Low Noise Efficiency up to 87% Short Circuit Protection with Auto-Recovery Thermal Protection Optimized PWM Output Stage Eliminates LC Output Filter Available in Space-Saving SOP-16 Package Ro HS pliant and 100% Lead(Pb)-Free Halogen-Free
APPLICATIONS
LCD Monitors / TV Projectors Notebook puters Portable Speakers Portable DVD Players, Game Machines Cellular Phones/Speaker Phones
Typical Application Circuit
Vm
Ry w‘ fo b w
.go w w om c . h tec
Figure1.
DS2034
Ver1.0
Jul. 2010
N~- NªtmæW3^Vmw‘Rybg PQl Sł Tel: 0755-8398 3377 / 135 9011 2223 Pin Configurations
Package Type http://.gofotech.
Pin Configurations
SOP-16
Pin Description
PIN SOP-16 DESCRIPTION
-OUT_L PGND +OUT_L PVDD
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Left Channel Negative Output Power GND Left Channel Positive Output Power GND Mute Control Input (active low) Analog VDD Left Channel Input
MUTE VDD
INL VREF NC INR GND
Internal analog reference, connect a bypass capacitor from VREF to GND No connect Right Channel Input Analog w GND w Shutdown Control Input (active low) Power VDD Right Channel Positive Output Power GND Right Channel Negative Output
Vm
R w‘ yb o w.g fo om c . h tec
SHDN PVDD
+OUT_R PGND -OUT_R
DS2034
Ver1.0
Jul. 2010
N~- NªtmæW3^Vmw‘Rybg PQl Sł
Tel: 0755-8398 3377 / 135 9011 2223 http://.gofotech.
Ordering Information
Order Number EUA2034DIR1 Package Type SOP-16 Marking...