APA2070 Datasheet, PDF (10/24 Pages) Anpec Electronics Coropration – Stereo 2.6W Audio Power Amplifier (with DC Volume Control)

APA2070
Typical Operating Characteristics (Cont.)
Output Noise Voltage vs. Frequency
100µ
Output Noise Voltage vs. Frequency
100µ
Filter BW<22kHz
20µ
A-weighting
10µ
V_DD=5V
A_V=6dB
R_L=4Ω
BTL Mode
1µ
20
100
1k
Frequency (Hz)
10k 20k
20µ
Filter BW<22kHz
10µ
A-weighting
V_DD=5V
A_V=0dB
R_L=32Ω
SE Mode
1µ
20
100
1k
Frequency (Hz)
10k 20k
PSRR vs. Frequency
+0
-10
V_DD=5V
R_L=4Ω
-20 ^V_IN^=200mV
-30
A_V=18dB
BTL Mode
-40
-50
-60
-70
-80
-90
-100
20
100
1k
Frequency (Hz)
10k 20k
PSRR vs. Frequency
+0
-10
V_DD=5V
R_L=32Ω
-20 ^VIN^=200mV
-30
A_V=12dB
SE Mode
-40
-50
-60
-70
-80
-90
-10020
100
1k
Frequency (Hz)
10k 20k
Mute Attenuation vs. Frequency
+0
-10 ^VDD^=5V
-20
-30
-40
R_L=8Ω
V_IN=1Vrms
A_V=6dB
BTL Mode
-50
-60
-70
-80
-90
-100
-110
-120
-130
20
100
1k
Frequency (Hz)
10k 20k
Shutdown Attenuation vs. Frequency
+0
-10
-20
V_DD=5V
R_L=8Ω
V_IN=1Vrms
-30 A_V=6dB
-40 ^{BTL Mode}
-50
-60
-70
-80
-90
-100
-110
-120
20
100
1k
Frequency (Hz)
10k 20k
Copyright © ANPEC Electronics Corp.
10
Rev. A.4 - Oct., 2010
www.anpec.com.tw