A2327
AUDIO AMPLIFIER
AiT Semiconductor Inc.
www.ait-ic.com
2.6W MONO FILTER-FREE CLASS-D
OPERATING CHARACTERISTICS
VDD=5V, RI=150kΩ, TA=25°C, unless otherwise specified.
Parameter
Symbol
Conditions
Min.
Typ.
2.60
2.10
1.60
1.30
Max.
Unit
W
THD+N=10%, f=1kHz, RL=4Ω
THD+N=1%, f=1kHz, RL=4Ω
THD+N=10%, f=1kHz, RL=8Ω
THD+N=1%, f=1kHz, RL=8Ω
Output Power
PO
Total Harmonic
THD+N Po=1.0Wrms, f=1kHz, RL=8Ω
SNR VDD=5V, Po=1.0Wrms, RL=8Ω
0.21
91
%
Distortion + Noise
Signal-to-Noise Ratio
dB
VDD=3.6V, RI=150kΩ, TA=25°C, unless otherwise specified.
Parameter
Symbol
PO
Conditions
Min.
Typ.
1.35
1.08
0.85
0.69
M ax.
Unit
W
THD+N=10%, f=1kHz, RL=4Ω
THD+N=1%, f=1kHz, RL=4Ω
THD+N=10%, f=1kHz, RL=8Ω
THD+N=1%, f=1kHz, RL=8Ω
Output Power
Total Harmonic
Distortion + Noise
Supply Ripple
THD+N PO=0.5Wrms, f=1kHz, RL=8Ω
0.21
-65
%
VDD=3.6V, input ac-grounded with
KSVR
dB
Rejection Ratio
CI=2uF, f=217Hz, V(Ripple)=200mVPP
VDD = 3.6V, input ac-
No weighting
100
75
Output Voltage Noise
Vn
grounded with CI=2uF,
f=20~20kHz
uVRMS
dB
A weighting
Common Mode
Rejection Ratio
CMRR
VDD=3.6V, VIC=1VPP, f=217Hz
-70
VDD=2.5V, RI=150kΩ, TA=25°C, unless otherwise specified.
Parameter
Symbol
Conditions
Min.
Typ.
0.60
0.51
0.40
0.33
Max.
Unit
W
THD+N=10%, f=1kHz, RL=4Ω
THD+N=1%, f=1kHz, RL=4Ω
THD+N=10%, f=1kHz, RL=8Ω
THD+N=1%, f=1kHz, RL=8Ω
Output Power
PO
Total Harmonic
THD+N Po=0.2Wrms, f=1kHz, RL=8Ω
0.21
%
Distortion + Noise
REV2.1 - NOV 2008 RELEASED, SEP 2016 UPDATED -
- 4 -
AITSEMI [ AiT Semiconductor ]
