参数资料
型号: MAX98500EWE+T
厂商: Maxim Integrated Products
文件页数: 13/15页
文件大小: 0K
描述: IC AMP BOOST CLASS D 2.2W 16WLP
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: 2.2W x 1 @ 8 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: 16-WLP(2x2)
封装/外壳: 16-UFBGA,WLCSP
包装: 带卷 (TR)
_______________________________________________________________________________________ 7
MAX98500
Boosted 2.2W Class D Amplifier
with Automatic Level Control
Typical Operating Characteristics (continued)
(VBAT = 3.6V, RL = ∞ between SPKP and SPKN, AV = +15.5dB, RKNEE = VBAT, 20Hz to 22kHz AC measurement bandwidth, unless
otherwise noted.)
SPEAKER POWER-SUPPLY REJECTION
RATIO vs. FREQUENCY
MAX98500
toc11
FREQUENCY (kHz)
PSRR
(dB)
10
1
0.1
-80
-60
-40
-20
0
-100
0.01
100
VRIPPLE AT PVDD = 200mVP-P
INPUTS AC-COUPLED AGND
COMMON-MODE REJECTION RATIO
vs. FREQUENCY
MAX98500
toc12
FREQUENCY (kHz)
CMRR
(dB)
10
1
0.1
-80
-60
-40
-20
0
-100
0.01
100
AV = 6dB
AV = 20dB
AV = 15.5dB
ZLOAD = 8I + 68H
SHUTDOWN RESPONSE
MAX98500 toc13
SPKR
OUTPUT
1V/div
0V
40s/div
SDSPK
2V/div
TURN-ON RESPONSE
MAX98500 toc14
SPKR
OUTPUT
1V/div
0V
1ms/div
SDSPK
2V/div
SDBST
= VBAT
CLIPPING RESPONSE
MAX98500 toc15
SPKR
OUTPUT
500mV/div
0V
200s/div
THD+N = 10%
WIDEBAND OUTPUT SPECTRUM
MAX98500
toc16
FREQUENCY (MHz)
AMPLITUDE
(dBV)
100
10
1
-80
-60
-40
-20
0
20
-100
0.1
1000
RBW = 100Hz
AUDIO INPUTS AC-GROUNDED
INBAND OUTPUT SPECTRUM
MAX98500
toc17
FREQUENCY (kHz)
AMPLITUDE
(dBV)
15
10
5
-100
-80
-60
-40
-20
0
-120
0
20
fIN = 1kHz
OUTPUT = -60dBV
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