参数资料
型号: MAX9761EUI+T
厂商: Maxim Integrated Products
文件页数: 28/31页
文件大小: 0K
描述: IC AMP AUDIO PWR 3W STER 28TSSOP
标准包装: 2,500
类型: AB 类
输出类型: 2-通道(立体声)带立体声耳机
在某负载时最大输出功率 x 通道数量: 3W x 2 @ 3 欧姆; 200mW x 2 @ 16 欧姆
电源电压: 4.5 V ~ 5.5 V
特点: 消除爆音,输入多路复用器,静音,关机,热保护,
安装类型: 表面贴装
供应商设备封装: 28-TSSOP 裸露焊盘
封装/外壳: 28-SOIC(0.173",4.40mm 宽)裸露焊盘
包装: 带卷 (TR)
MAX9760–MAX9763
Stereo 3W Audio Power Amplifiers with
Headphone Drive and Input Mux
6
_______________________________________________________________________________________
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (SPEAKER MODE)
MAX9760
toc10
OUTPUT POWER (W)
THD+N
(%)
2.5
3.0
2.0
1.5
1.0
0.5
0.01
10
1
0.1
100
0.001
0
3.5
AV = 4V/V
RL = 4
f = 20Hz
f = 1kHz
f = 10kHz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (SPEAKER MODE)
MAX9760
toc11
OUTPUT POWER (W)
THD+N
(%)
1.5
1.0
0.5
0.01
10
1
0.1
100
0.001
0
2.0
AV = 2V/V
RL = 8
f = 20Hz
f = 1kHz
f = 10kHz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (SPEAKER MODE)
MAX9760
toc12
OUTPUT POWER (W)
THD+N
(%)
1.5
1.0
0.5
0.01
10
1
0.1
100
0.001
0
2.0
AV = 4V/V
RL = 8
f = 20Hz
f = 1kHz
f = 10kHz
OUTPUT POWER vs. TEMPERATURE
(SPEAKER MODE)
MAX9760
toc13
TEMPERATURE (
°C)
OUTPUT
POWER
(W)
60
35
10
-15
1
2
3
4
0
-40
85
THD+N = 10%
THD+N = 1%
f = 1kHz
RL = 3
OUTPUT POWER vs. TEMPERATURE
(SPEAKER MODE)
MAX9760
toc14
TEMPERATURE (
°C)
OUTPUT
POWER
(W)
60
35
10
-15
1
2
3
4
0
-40
85
THD+N = 10%
THD+N = 1%
f = 1kHz
RL = 4
OUTPUT POWER vs. TEMPERATURE
(SPEAKER MODE)
MAX9760
toc15
TEMPERATURE (
°C)
OUTPUT
POWER
(W)
60
35
10
-15
0.5
1.0
1.5
2.0
0
-40
85
THD+N = 10%
THD+N = 1%
f = 1kHz
RL = 8
OUTPUT POWER vs. LOAD RESISTANCE
(SPEAKER MODE)
MAX9760
toc16
LOAD RESISTANCE (
)
OUTPUT
POWER
(W)
10k
1k
100
10
1
2
3
4
5
0
1
100k
f = 1kHz
THD+N = 10%
THD+N = 1%
POWER DISSIPATION vs. OUTPUT POWER
(SPEAKER MODE)
MAX9760
toc17
OUTPUT POWER (W)
POWER
DISSIPATION
(W)
2.5
0.5
1.0
1.5
2.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0
RL = 4
f = 1kHz
Typical Operating Characteristics (continued)
(VDD = PVDD = 5V, TA = +25°C, unless otherwise noted.)
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