APA2020A Anpec Electronics Coropration, APA2020A Datasheet - Page 5

• Manufacturer Part Number: APA2020A
• Description: Stereo 2-W Audio Power Amplifier
• Manufacturer: Anpec Electronics Coropration

Electrical Characteristics (Cont.)
APA2020A
DC Electrical Characteristic , T
Note 3 : at 3V<V
Copyright  ANPEC Electronics Corp.
Rev. A.5 - July., 2002
AC Operating Characteristics , V
Notes 2 : Output power is meaured at the output teminals of the IC at 1 KHz.
Symbol
PSRR
Symbol
I
V
DD(MUTE)
Vn
ZI
O (DIFF)
I
I
DD
SD
Mute attenuation
Channel-to-channel output
separation
Line HP input separation
BTL attenuation in SE mode
Input impedance
Signal-to-noise ratio
Power supply ripple rejection
Output noise voltage
Supply Current
DC Differential Output
Voltage
Supply Current in Mute Mode V
I
DD
DD
in Shutdown
<5V , the DC output voltage is approximately V
Parameter
Parameter
A
=25 °C
DD
= 3.3V , T
A
= 25°C , R
V
V
V
V
f =100 Hz
f =1 KHz
Po = 500 mW , BTL
DD
DD
DD
DD
DD
=5V, Gain = 2, see Note3
= 5V
= 3.3 V
= 5V
= 5V
5
Test Condition
Test Conditions
L
= 4Ω (unless otherwise noted)
Stereo BTL
Stereo SE
Stereo BTL
Stereo SE
DD
/ 2.
Min.
Typ.
APA2020A
3.5
0.5
8
4
7
5
8
APA2020
Typ .
70
85
85
75
80
90
50
2
www.anpec.com.tw
Max.
6.5
5.6
25
11
11
Max.
9
5
A
µ V(rms)
Unit
Unit
M Ω
mA
mA
mA
mA
mV
mA
dB
dB
dB
dB
dB
dB
µ A