
Anpec Electronics
General Description
The APA0710 is a bridged-tied load (BTL) or singled ended (SE) audio power a mplifier developed es pecially for low-voltage applications where internal speakers and external earphone operati on are required. The APA0711 is a only BTL audio power amplifier developed especially for low-voltage applications where internal speakers are required. Operating with a 5V supply ,
FEATUREs
· Operating Voltage : 2.6V-5.5V
· AP A0710 Compatible with TP A71 1
AP A071 1 Compatible with TP A751
· Bridge-Tied Load (BTL) or Single-Ended (SE)
Modes Operation (for APA0710 only)
· Supply Current
– IDD=1.3mA at VDD=5V ,BTL mode
– IDD=0.9mA at VDD=3.3V ,BTL mode
· Low Shutdown Current
– IDD=0.1mA
· Low Distortion
– 630mW, at VDD=5V , BTL, RL=8W THD+N=0.15%
– 280mW, at VDD=3.3V , BTL, RL=8W THD+N=0.15%
· Output Power at
1% THD+N
– 900mW, at VDD=5V , BTL, RL=8W
– 400mW, at VDD=3.3V , BTL, RL=8W
at 10% THD+N
–1.1W at VDD=5V, BTL, RL=8W
–480mW at VDD=3.3V , BTL, RL=8W
· Depop Circuitry Integrated
· Thermal Shutdown Protection and Over Current Protection Circuitry
· High supply voltage ripple rejection
· Surface-Mount Packaging
– 8 pin MSOP-P (with enhanced thermal pad) power package available
– SOP-8 package
• Lead Free Available (RoHS Compliant)
APPLICATIONs
· Mobil Phones
· PDAs
· Digital Ca mera
· Portable Electronic Devices