AW8155B
Jul. 2022 V1.3
www.awinic.com
7
COPYRIGHT ©2022 SHANGHAI AWINIC TECHNOLOGY CO. LTD.
Electrical Characteristics
Test Condition: V
DD
=3.6V ,T
A
=25
℃
, R
L
=8Ω+33uH
,
Cin=33nF
,
f=1kHz (Unless otherwise specified)
Parameter
Conditions
Min
Typ
Max
Units
V
DD
Power supply voltage
2.5
5.5
V
V
IH
CTRL high input voltage
1.3
V
DD
V
V
IL
CTRL low input voltage
0
0.35
V
V
OS
Output offset voltage
Input AC grounded
,
V
DD
=2.5V to 5.5V
-30
0
30
mV
I
SD
Shutdown current
V
DD
=3.6V
,
CTRL =0V
0.1
1
μA
f
SW
Modulation Frequency
V
DD
=2.5V to 5.5V
600
800
1000
kHz
T
SD
Thermal Protect level
160
℃
T
SDR
Thermal Hysteresis
120
℃
T
ON
Start-up time
40
ms
Rini
Internal impedance
28.5
kΩ
P
O
Output power
THD+N=10%
,
R
L
=4Ω+33uH
,
V
DD
=5V
2.66
W
THD+N=1%
,
R
L
=4Ω+33uH
,
V
DD
=5V
2.20
W
THD+N=10%
,
R
L
=8Ω+33uH
,
V
DD
=5V
1.60
W
THD+N=1%
,
R
L
=8Ω+33uH
,
V
DD
=5V
1.30
W
THD+N=10%
,
R
L
=4Ω+33uH
,
V
DD
=4.2V
1.94
W
THD+N=1%
,
R
L
=4Ω+33uH
,
V
DD
=4.2V
1.60
W
THD+N=10%
,
R
L
=8Ω+33uH
,
V
DD
=4.2V
1.13
W
THD+N=1%
,
R
L
=8Ω+33uH
,
V
DD
=4.2V
0.94
W
THD+N=10%
,
R
L
=4Ω+33uH
,
V
DD
=3.6V
1.40
W
THD+N=1%
,
R
L
=4Ω+33uH
,
V
DD
=3.6V
1.14
W
THD+N=10%
,
R
L
=8Ω+33uH
,
V
DD
=3.6V
0.84
W
THD+N=1%
,
R
L
=8Ω+33uH
,
V
DD
=3.6V
0.68
W
Mode 1
I
q
Quiescent current
V
DD
=3.6V
,
Input AC grounded, no load
3.0
mA
η
Efficiency
V
DD
=3.6V
,
Po=0.8W
,
R
L
=8
Ω+33uH
91
%
Av
Voltage gain
7
8
9
V/V
PSRR
Power suppression ration
V
DD
=4.2V
,
Vp-p_sin=200mV
217Hz
75
dB
1kHz
72
dB
THD+N
Total
harmonic
distortion
plus noise
V
DD
=4.2V
,
Po=0.5W
,
R
L
=8
Ω+33uH
0.007
%
V
DD
=3.6V
,
Po=0.25W
,
R
L
=8
Ω+33uH
0.008
%
P
O
NCN
NCN output power
f=1kHz
,
R
L
=8Ω+33uH
,
V
DD
=4.2V
0.65
W
T
AT
Attack time(-11dB)
V
DD
=4.2V
45
ms
T
RL
Release time(11dB)
V
DD
=4.2V
1
s
A
MAX
Max attenuation
V
DD
=4.2V
-11
dB
Vn
Output noise
f=20Hz-20kHz,input AC grounded
53
uV
SNR
Signal-to-noise ratio
V
DD
= 5 V, P
O
= 1 W, R
L
= 8Ω+33uH
95
dB
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