参数资料
型号: MAX9788ETI+T
厂商: Maxim Integrated Products
文件页数: 9/13页
文件大小: 0K
描述: IC AMP AUDIO PWR 2.4W G 28TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: G 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: 2.4W x 1 @ 8 欧姆
电源电压: 2.7 V ~ 5.5 V
特点: 消除爆音,差分输入,关闭
安装类型: 表面贴装
供应商设备封装: 28-TQFN-EP(5x5)
封装/外壳: 28-WFQFN 裸露焊盘
包装: 带卷 (TR)
MAX9788
14VP-P, Class G Ceramic Speaker Driver
_______________________________________________________________________________________
5
POWER CONSUMPTION
vs. OUTPUT VOLTAGE
MAX9788
toc10
OUTPUT VOLTAGE (VRMS)
POWER
CONSUMPTION
(mW)
6
5
4
3
2
1
50
100
150
200
250
300
350
0
07
VCC = 5V
fIN = 1kHz
1% THD+N
STARTUP WAVEFORM
MAX9788 toc11
10ms/div
SHDN
5V/div
OUT+ - OUT-
500mV/div
SHUTDOWN WAVEFORM
MAX9788 toc12
10ms/div
SHDN
5V/div
OUT+ - OUT-
500mV/div
Typical Operating Characteristics (continued)
(VCC = VCPVDD = VSHDN = 3.6V, VGND = VCPGND = 0V, RIN+ = RIN- = 10k
Ω, RFB+ = RFB- = 10kΩ, RFS = 100kΩ, C1 = 4.7F, C2 =
10F, ZL = 1F + 10
Ω; load terminated between OUT+ and OUT-, unless otherwise stated; TA = TMIN to TMAX, unless otherwise noted.
Typical values are at TA = +25°C.) (Notes 1, 2)
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
MAX9788
toc15
SUPPLY VOLTAGE (V)
SHUTDOWN
CURRENT
A)
5.5
5.0
4.0
4.5
3.5
3.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0
2.5
6.0
SUPPLY CURRENT
vs. OUTPUT VOLTAGE
MAX9788
toc16
OUTPUT VOLTAGE (VRMS)
SUPPLY
CURRENT
(mA)
6
4
5
3
2
1
07
10
20
30
40
50
60
70
0
VCC = 5V
fIN = 1kHz
CLASS G OUTPUT WAVEFORM
MAX9788 toc13
200
μs/div
OUT+ - OUT-
10V/div
OUT-
5V/div
OUT+
5V/div
1% THD+N
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX9788
toc14
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.5
5.0
4.0
4.5
3.5
3.0
4
6
8
2
10
12
0
2.5
6.0
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