参数资料
型号: MAX98304EWL+T
厂商: Maxim Integrated Products
文件页数: 9/12页
文件大小: 0K
描述: IC AMP AUDIO 3.2W MONO D 9WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: D 类
输出类型: 1-通道(单声道)
在某负载时最大输出功率 x 通道数量: 3.2W x 1 @ 4 欧姆
电源电压: 2.5 V ~ 5.5 V
特点: 消除爆音,差分输入,短路和热保护,关闭
安装类型: 表面贴装
供应商设备封装: 9-WLP(1.00x1.00)
封装/外壳: 9-WFBGA,WLBGA
包装: 带卷 (TR)
6
Maxim Integrated
Mono 3.2W Class D Amplifier
MAX98304
Typical Operating Characteristics (continued)
(VPVDD = VSHDN = 5.0V, VPGND = 0V, AV = 6dB, RL = J, RL connected between OUT+ to OUT-, AC measurement bandwidth 20Hz
to 22kHz, TA = +25NC, unless otherwise noted.)
POWER-SUPPLY REJECTION
RATIO vs. SUPPLY VOLTAGE
MAX98304
toc22
SUPPLY VOLTAGE (V)
PSRR
(dB)
5.0
4.5
4.0
3.5
3.0
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
2.5
5.5
f = 1kHz
VRIPPLE = 200mVP-P
STARTUP RESPONSE
MAX98304 toc24
ISPEAKER
100mA/div
1ms/div
VSHDN
2V/div
EFFICIENCY vs. OUTPUT POWER
MAX98304
toc19
OUTPUT POWER (W)
EFFICIENCY
(%)
1.5
1.0
0.5
10
20
30
40
50
60
70
80
90
100
0
2.0
VPVDD = 3.7V
ZLOAD = 8I + 68H
ZLOAD = 4I + 33H
FREQUENCY (Hz)
10k
1k
100
10
100k
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
MAX98304
toc23
CMRR
(dB)
10
20
30
40
50
60
70
80
90
100
0
ZLOAD = 8I + 68H
AV = 0dB
AV = 6dB
AV = 9dB
AV = 3dB
AV = 12dB
SHUTDOWN RESPONSE
MAX98304 toc25
ISPEAKER
100mA/div
1ms/div
VSHDN
2V/div
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX98304
toc20
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.0
4.5
4.0
3.5
3.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
2.5
5.5
POWER-SUPPLY REJECTION
RATIO vs. FREQUENCY
MAX98304
toc21
FREQUENCY (Hz)
PSRR
(dB)
10k
1k
100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
10
100k
VRIPPLE = 200mVP-P
ZLOAD = 8I + 68H
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