A2327
AUDIO AMPLIFIER
AiT Semiconductor Inc.
www.ait-ic.com
2.6W MONO FILTER-FREE CLASS-D
ELECTRICAL CHARACTERISTICS
The following specifications apply for the circuit shown in Figure 1.
TA = 25°C, unless otherwise specified.
Parameter
Symbol
Conditions
Min.
Typ.
0.4
2.2
2.6
3.8
Max.
2
Unit
uA
Shutdown Current
ISD
VIN=0V, VSDB=0V, No Load
VDD=2.5V, VIN=0V, No Load
VDD=3.6V, VIN=0V, No Load
VDD=5.5V, VIN=0V, No Load
VIN=0V, AV=2V/V,
3.2
Quiescent Current
IQ
mA
8
Output Offset Voltage
|VOS|
2
25
mV
dB
VDD=2.5V to 5.5V
Power Supply Rejection Ratio PSRR VDD=2.5V to 5.5V
-75
VDD=2.5V to 5.5V,
Common Mode Rejection
CMRR VIC=VDD/2 to 0.5V,
Ratio
-68
dB
VIC=VDD/2 to VDD-0.8V
Modulation Frequency
Voltage Gain
FSW
AV
VDD=2.5V to 5.5V
VDD=2.5V to 5.5V
200
270k
RI
250
300k
RI
300
330k
RI
kHz
V
V
Resistance from SDB to GND
Input Impedance
RSDB
ZI
300
150
kΩ
kΩ
135
165
Wake-up Time from
Shutdown
TWU
VDD=3.6V
VDD=2.5V
32
ms
700
500
400
Drain-Source Resistance
on-state)
RDS(on) VDD=3.6V
VDD=5.5V
VSDIH
mΩ
Shutdown Voltage Input High
Shutdown Voltage Input Low
1.3
V
V
VSDIL
0.4
REV2.1 - NOV 2008 RELEASED, SEP 2016 UPDATED -
- 3 -
AITSEMI [ AiT Semiconductor ]
