PA4867
CMOS IC
TYPICAL CHARACTERISTICS
THD+N vs. Output Power
VDD=5V, RL=8Ω
Bridged Load
AVD=2,BW<80kHz
THD+N vs. Output Power
10
1
10
1
VDD=5V, RL=16Ω
Single Ended
AV= -1, BW<80kHz
f=20Hz
f=20kHz
f=20Hz
f=20kHz
0.1
0.1
f=1kHz
f=1kHz
0.010
0.010
0.1
2
10m
10m
0.1
0.5
1
Output Power (W)
Output Power (W)
Output Power vs. Supply Voltage
Output Power vs. Load Resistance
2
1.75
1.5
f=1kHz
RL=8Ω
Bridged Load
BW<80kHz
VDD=5V
f=1kHz
AVD=2
Bridged Load
BW<80kHz
1.75
1.5
1.25
1
1.25
1
0.75
10% THD+N
10% THD+N
1% THD+N
0.75
0.5
0.25
0
0.5
0.25
1% THD+N
0
2
3
5.5
8
10
2.5
3.5
4
4.5
5
30 40 50 60
Load Resistance (Ω)
20
70
Supply Voltage (V)
UNISONIC TECHNOLOGIES CO., LTD
5 of 7
QW-R502-125.A
www.unisonic.com.tw
UMC [ UMC CORPORATION ]
