MIX3018
3W 立体声F 类音频功率放大器
F Mode Electrical Characteristics
(VDD =5V, Gain=20dB, RL =8Ω, T =25°C, unless otherwise noted.)
Symbol
Parameter
Test Conditions
MIN TYP MAX UNIT
V
DD=5.0V
VDD=3.6V
DD=5.0V
2.95
THD+N=10%,f=1KHZ,RL=4Ω
W
1.5
V
2.45
THD+N=1%,f=1KHZ,RL=4Ω
W
VDD=3.6V
VDD=5.0V
VDD=3.6V
VDD=5.0V
VDD=3.6V
1.2
PO
F 类模式输出功率
1.7
THD+N=10%,f=1KHZ,RL=8
W
Ω
0.9
1.5
THD+N=1%,f=1KHZ,RL=8Ω
W
0.7
VDD=5.0V, PO=1W, RL=4Ω
VDD=3.6V, PO=1W, RL=4Ω
VDD=5.0V, PO=0.5W, RL=8Ω
VDD=3.6V, PO=0.5W, RL=8Ω
0.08
f=1KHz
f=1KHz
%
0.3
THD+N
总谐波失真＋噪声
0.05
%
0.2
GV
F 类模式增益
Ri=30K
f=1KHz
20
70
dB
dB
PSRR
电源纹波抑制比
VDD=4.2V ±200mVp-p
VDD=5.0V,Vorms=1V,
GV=20dB
SNR
信噪比
f=1KHz
85
80
dB
A-weighting
No
VDD=5.0V,Input floating with
Vn
残余噪声
动态范围
μV
Cin=0.1μF
100
90
A-weighting
f=1KHz
Dyn
VDD=5.0V, THD=1%
Vdd=5V,RL=16Ω,
THD+N=1%
dB
200
Pe
耳机输出功率
f=1KHz
mW
Vdd=5V,RL=32Ω,
THD+N=1%
90
VDD=5.0V
12.5
6
IQ
静态电流
No Load
mA
VDD=3.0V
ISD
Vos
Tst
关断电流
失调电压
启动时间
温度保护
－
VDD=2.5V to 4.2V
Vin=0V, VDD=5V
VSD=3.3V
1
μA
mV
mS
10
300
180
40
Bypass capacitor =100nF
OTP
OTH
No Load, Junction
Temperature
VDD=5.0V
°C
Shanghai Mixinno Microelectronics Co., Ltd
Rev 1.1 Jun.2012
5 / 10
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