参数资料
型号: MAX97002EWP+T
厂商: Maxim Integrated Products
文件页数: 6/37页
文件大小: 0K
描述: IC AUDIO SUBSYSTEM 20WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
系列: DirectDrive®
类型: D 类
输出类型: 1-通道(单声道),带立体声耳机
在某负载时最大输出功率 x 通道数量: 920mW x 1 @ 8 欧姆; 37mW x 2 @ 16 欧姆
电源电压: 2.7 V ~ 5.5 V
特点: 消除爆音,差分输入,I²C,静音,关闭,音量控制
安装类型: 表面贴装
供应商设备封装: 20-WLP
封装/外壳: 20-WFBGA,WLBGA
包装: 标准包装
其它名称: MAX97002EWP+TDKR
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifiers
MAX97002
14
Typical Operating Characteristics (continued)
(VLDOIN = VPVDD = 3.7V, VGND = VPGND = 0V. Single-ended inputs, preamp gain = 0dB, HPLVOL = HPRVOL = SPKVOL = 0dB. Speaker
loads (ZSPK) connected between OUTP and OUTN. Headphone loads (RHP) connected from HPL or HPR to GND. ZSPK = ∞, RHP = ∞.
CC1P-C1N = CHPVDD = CHPVSS = CBIAS = 1μF. TA = +25°C, unless otherwise noted.)
SOFTWARE TURN-ON RESPONSE
MAX97002 toc26
SPKR
OUTPUT
200mA/div
2ms/div
SDA
2V/div
THD+N vs. FREQUENCY
MAX97002
toc27
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
10
0.001
0.01
100
POUT = 25mW
POUT = 5mW
RLOAD = 32I
THD+N vs. FREQUENCY
MAX97002
toc28
FREQUENCY (kHz)
THD+N
(%)
10
1
0.1
0.01
0.1
1
10
0.001
0.01
100
POUT = 30mW
POUT = 10mW
RLOAD = 16I
POWER DISSIPATION
vs. OUTPUT POWER
MAX97002
toc31
OUTPUT POWER (mW)
POWER
DISSIPATION
(mW)
120
100
80
40
60
20
10
20
30
40
50
60
70
80
90
100
110
0
140
fIN = 1kHz
POUT = PHPL + PHPR
RLOAD = 16I
RLOAD = 32I
THD+N vs. OUTPUT POWER
MAX97002
toc29
OUTPUT POWER (mW)
THD+N
(%)
30
25
20
15
10
5
0.01
0.1
1
10
0.001
0
40
35
fIN = 1kHz
fIN = 6kHz
fIN = 100Hz
RLOAD = 32I
OUTPUT POWER vs. LOAD RESISTANCE
MAX97002
toc32
LOAD RESISTANCE (I)
OUTPUT
POWER
(mW)
100
10
100
50
150
200
250
0
1
1000
THD+N = 10%
THD+N = 1%
fIN = 1kHz
THD+N vs. OUTPUT POWER
MAX97002
toc30
OUTPUT POWER (mW)
THD+N
(%)
60
50
40
30
20
10
0.01
0.1
1
10
0.001
0
70
RLOAD = 16I
fIN = 6kHz
fIN = 1kHz
fIN = 100Hz
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