APA2603 Datasheet, PDF (9/25 Pages) Anpec Electronics Coropration – 3W Stereo Class D Audio Power Amplifier (with DC Volume Control)

APA2603
Typical Operating Characteristics (Cont.)
Output Noise Voltage vs. Frequency
100µ
90µ
80µ
70µ
60µ
50µ
A_V=20dB
A_V=14dB
A_V=6dB
40µ
30µ
20µ
V_DD=3.6V
R_L=8Ω
Input AC Ground
AUX-0025
AES-17(20kHz)
SOP-16P
10µ ₂₀
100
1k
Frequency (Hz)
10k 20k
Frequency Response
+22
+20
Amplitude,A_V=20dB
+18
+360
+300
+16
Amplitude,A_V=12dB
+14
Phase, A_V=20dB
+200
+12
+10
Phase, A_V=12dB
+8 _VDD=3.6V
+6 ^RL=8Ω
Po=70mW
+4 ^AUX-0025
SOP-16P
+2
10
100
1k
10k
Frequency (Hz)
+100
+0
100k
Mute Attenuation vs. Frequency
+0
-10
V_DD=5.0V
R_L=4Ω
-20
A_V=20dB
V_O=1Vrms
-30 ^AUX-0025
AES-17(20kHz)
-40 SOP-16P
-50
-60
-70
-80
Right Channel
-90
Left Channel
-100
20
100
1k
Frequency (Hz)
10k 20k
Copyright © ANPEC Electronics Corp.
9
Rev. A.6 - Mar., 2013
Output Noise Voltage vs. Frequency
100µ
90µ
80µ
70µ
60µ
50µ
A_V=20dB
A_V=14dB
A_V=6dB
40µ
30µ
20µ
V_DD=5.0V
R_L=8Ω
Input AC Ground
AUX-0025
AES-17(20kHz)
SOP-16P
10µ ₂₀
100
1k
Frequency (Hz)
10k 20k
Frequency Response
+22
Amplitude,A_V=20dB
+20
+18
+16
+14 Phase, A_V=20dB ^Amplitude,AV^=12dB
+12
+10
Phase, A_V=12dB
+8 _VDD=5.0V
+6 ^RL^=8Ω
Po=150mW
+4 AUX-0025
SOP-16P
+2 ₁₀
100
1k
10k
Frequency (Hz)
+360
+300
+200
+100
100k+0
Shutdown Attenuation vs. Frequency
+0
-10
V_DD=5.0V
R_L=4Ω
-20 A_V=20dB
-30
V_O=1Vrms
AUX-0025
-40 AES-17(20kHz)
-50 ^SOP-16P
-60
-70
-80
-90
-100
-110
-12020
Right Channel
Left Channel
100
1k
10k 20k
Frequency (Hz)
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