APA2020 View Datasheet(PDF) - Anpec Electronics
Part Name
Description
Manufacturer
APA2020 Datasheet PDF : 25 Pages
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APA2020
Recommended Operating Conditions
Min.
Supply Voltage, VDD
3
VDD=5V,
4-Ω stereo BTL drive,
Operating free-air 250mW/Ch average power, with proper PCB
-20
temperature, TA
design
VDD=5V,
2 W/Ch average power,
3-Ω stereo BTL drive,
with proper PCB design -20
and 300 CFM
forced-air cooling
Common mode VDD=5 V
input voltage, VICM VDD=3.3V
1.25
1.25
Typ.
5
Max. Unit
5.5 V
85 °C
85
4.5
2.7 V
Electrical Characteristics (Cont.)
AC Operating Characteristics , VDD= 5V , TA= 25°C , RL= 4Ω (unless otherwise noted)
Symbol
Parameter
Test Condition
APA2020
Min. Typ. Max.
P(out) Output power (each channel ) THD = 10% , BTL , RL=4Ω
2.3
see Note 1
RL=8Ω
1.5
THD = 1% , BTL , RL=4Ω
1.8
RL=8Ω
1.2
THD = 10% , SE , RL=4Ω
650
RL=8Ω
400
THD = 1% , SE , RL=4Ω
500
RL=8Ω
320
THD = 0.5% , SE , RL=32 Ω
90
THD + N Total harmonic distortion plus PO = 1.6W , BTL , RL=4Ω
300
noise
PO = 1W , BTL , RL=8Ω
150
PO = 78mW , SE ,RL=32Ω
20
Unit
W
mW
m%
BOM
Maximum output power
bandwidth
Phase margin
V1 = 1V , RL=4Ω , G = 1
G = 10 , THD < 1%
RL = 4Ω , BTL
RL = 4Ω , Open Load
RL = 4Ω , SE
10
>20
KHz
72
71
°
52
Notes 1 : Output power is meaured at the output teminals of the IC at 1 KHz.
Copyright ANPEC Electronics Corp.
3
Rev. A.8 - Nov., 2002
www.anpec.com.tw
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