SAMHOP Microelectronics Corp.
3W STEREO AUDIO POWER AMPLIFIER WITH ADVANCED DC VOLUME CONTROL
TOTAL HARMONIC DISTORTION +NOISE
vs.
OUTPUT POWER
VDD=12V
RL = 16 ohms
Gain = 20dB
BTL Mode
TOTAL HARMONIC DISTORTION +NOISE
vs.
OUTPUT POWER
VDD=12V
RL = 8 ohms
Gain = 14dB
SE Mode
THD+N (%)
20KHz
THD+N (%)
20KHz
20Hz
1 KHz
100Hz
1 KHz
OUTPUT POWER (W)
OUTPUT POWER (W)
Figure 3
Figure 4
TOTAL HARMONIC DISTORTION +NOISE
vs.
OUTPUT POWER
VDD=13.5V
RL = 16 ohms
Gain = 20dB
BTL Mode
TOTAL HARMONIC DISTORTION +NOISE
vs.
OUTPUT POWER
VDD=9V
RL = 16 ohms
Gain = 20dB
BTL Mode
THD+N (%)
THD+N (%)
20KHz
20Hz
1 KHz
20KHz
20Hz
1 KHz
OUTPUT POWER (W)
OUTPUT POWER (W)
Figure 5
Figure 6
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V.0.1 Sep 11,2007