参数资料
型号: MAX97002EWP+T
厂商: Maxim Integrated Products
文件页数: 4/37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
12
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.)
THD+N vs. OUTPUT POWER
MAX97002
toc10
POUT (mW)
THD+N
(%)
1400
1200
1000
800
600
400
200
0.01
0.1
1
10
100
0.001
0
1600
fIN = 100Hz
fIN = 6kHz
fIN = 1kHz
VPVDD = 4.2V
ZSPRK = 8I + 68F
MAX97002
toc11
2500
2000
1500
1000
500
0
3000
THD+N vs. OUTPUT POWER
THD+N
(%)
0.01
0.1
1
10
100
0.001
POUT (mW)
fIN = 100Hz
fIN = 6kHz
fIN = 1kHz
VPVDD = 4.2V
ZSPRK = 4I + 33F
1200
1000
800
600
400
200
0
MAX97002
toc12
THD+N vs. OUTPUT POWER
THD+N
(%)
0.01
0.1
10
100
0.001
fIN = 100Hz
fIN = 6kHz
fIN = 1kHz
VPVDD = 3.7V
ZSPRK = 8I + 68F
1
POUT (mW)
THD+N vs. OUTPUT POWER
MAX97002
toc13
POUT (mW)
THD+N
(%)
0.01
0.1
1
10
100
0.001
fIN = 100Hz
fIN = 6kHz
fIN = 1kHz
VPVDD = 3.7V
ZSPRK = 4I + 33F
0
400
800
1200
1600
2000
EFFICIENCY vs. OUTPUT POWER
MAX97002
toc14
EFFICIENCY
(%)
2.0
1.5
1.0
0.5
10
20
30
40
50
60
70
80
90
100
0
2.5
POUT (W)
ZSPRK = 8I + 68F
ZSPRK = 4I + 33F
VPVDD = 5.0V
fIN = 1kHz
EFFICIENCY vs. OUTPUT POWER
MAX97002
toc15
1.4
1.2
0.8 1.0
0.4 0.6
0.2
0
1.6
EFFICIENCY
(%)
10
20
30
40
50
60
70
80
90
100
0
POUT (W)
ZSPRK = 8I + 68F
ZSPRK = 4I + 33F
VPVDD = 3.7V
fIN = 1kHz
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX97002
toc16
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(W)
5.0
4.5
3.0
3.5
4.0
0.2
0.4
0.6
0.8
1.2
1.0
1.4
1.6
1.8
2.0
0
2.5
5.5
fIN = 1kHz
ZSPRK = 8I + 68F
THD+N = 1%
THD+N = 10%
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX97002
toc17
OUTPUT
POWER
(W)
5.0
4.5
4.0
3.5
3.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0
2.5
5.5
SUPPLY VOLTAGE (V)
fIN = 1kHz
ZSPRK = 4I + 33F
THD+N = 1%
THD+N = 10%
OUTPUT POWER vs. LOAD RESISTANCE
MAX97002
toc18
LOAD RESISTANCE (I)
OUTPUT
POWER
(W)
100
10
1
1000
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
THD+N = 1%
THD+N = 10%
VPVDD = 3.7V
fIN = 1kHz
ZSPRK = LOAD + 68F
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