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HM9306 Datasheet(PDF) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM9306
Description  6.5W Class D audio power amplifier
PDF  18 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM9306 Datasheet(HTML) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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电气特性*5
参数
符号
条件
最小值
典型值
最大值
单位
BOOST Converter
BOOST输出电压
PVDD
VBAT
7.0
7.5
V
BOOST开关频率
fSW
410
kHz
BOOST最大输出电流峰值
ILIMTRIP
3.2
A
Class D Channel
VSS=0V, VBAT =3.6V, RIN = 56K, Ta=25ºC, CIN=0.1uF, ACF-Off模式, 除非特殊说明
载波调制频率
fPWM
410
kHz
D类过流保护值
Imax
5
A
系统增益
Av0
RIN=56 kΩ
26
dB
上电启动时间
(或从关
断唤醒时间,或从
AB类
切换至
D类唤醒时间)
tSTUP
280
ms
ACF衰减增益
Aa
-16
0
dB
关断电流
ISD
CTRL=VSS
25
µA
PVDD = 6.5V
输出功率
PO
RL=4Ω
VBAT=4.2V,
f=1kHz,
THD+N=10%
5.6
W
RL=3Ω
7.0
RL=8Ω
3.1
RL=4Ω
VBAT=4.2V,
f=1kHz,
THD+N=1%
4.5
RL=3Ω
5.6
RL=8Ω
2.5
总谐波失真加噪声
THD+N
PO=0.1W
RL=4Ω,
f=1kHz
0.23
%
PO=1.0W
0.12
%
PO=3.0W
0.15
%
输出噪声
VN
f=20Hz~20kHz, A加权,
Av=26dB
150
µVrms
信噪比
SNR
A加权, Av=26dB, THD+N = 1%
90
dB
失调电压
VOS
±
2
mV
效率
(Class D + Boost)
η
VBAT=3.6V, RL=4Ω+22uH,
THD+N = 10%
70
%
VBAT=3.6V, RL=8Ω+33uH,
THD+N = 10%
75
%
静态电流
IBAT
No Load
Input
Grounded
20
mA
With Load
*6
20
mA
静音电流
IMUTE
No Load
Input
Grounded,
MUCH = H
8
mA
With Load
*6
8
mA
最大输入信号
VINmax
fIN = 1kHz, THD+N≤10%,
ACF-1 ON
1.2
Vrms
PVDD = 7.0V
输出功率
PO
RL=4Ω
VBAT=4.2V,
f=1kHz,
THD+N=10%
6.6
W
RL=3Ω
8.2
RL=8Ω
3.5
RL=4Ω
VBAT=4.2V,
f=1kHz,
THD+N=1%
5.3
RL=3Ω
6.6
RL=8Ω
2.9
总谐波失真加噪声
THD+N
PO=0.1W
RL=4Ω,
f=1kHz
0.23
%
PO=1.0W
0.12
%
PO=3.0W
0.15
%
输出噪声
VN
f=20Hz~20kHz, A加权,
Av=26dB
150
µVrms
信噪比
SNR
A加权, Av=26dB, THD+N = 1%
90
dB
内置 BOOST 升压 D 类音频功率放大器



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