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参数资料
| 型号： | MAX9725BETC+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 13/17页 |
| 文件大小： | 0K |
| 描述： | IC AMP AUDIO .025W STER 12TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 系列： | DirectDrive® |
| 类型： | AB 类 |
| 输出类型： | 耳机，2-通道（立体声） |
| 在某负载时最大输出功率 x 通道数量： | 25mW x 2 @ 16 欧姆 |
| 电源电压： | 900 mV ~ 1.8 V |
| 特点： | 消除爆音，短路保护，关机 |
| 安装类型： | 表面贴装 |
| 供应商设备封装： | 12-TQFN-EP（4x4） |
| 封装/外壳： | 12-WQFN 裸露焊盘 |
| 包装： | 管件 |
MAX9725
1V, Low-Power, DirectDrive, Stereo Headphone
Amplifier with Shutdown
_______________________________________________________________________________________
5
Typical Operating Characteristics (continued)
(VDD = 1.5V, VPGND = VSGND = 0V, VSHDN = 1.5V, VSS = VPVSS, C1 = C2 = 1F, CIN = 1F, THD+N measurement bandwidth = 22Hz
to 22kHz, TA = +25
°C, unless otherwise noted.) (See the Functional Diagrams.)
100
0
5
10
15
10
1
0.1
0.01
0.001
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9725
toc07
OUTPUT POWER (mW)
THD+N
(%)
VDD = 1V
RL = 16
Ω
AV = -2V/V
fIN = 20Hz
fIN = 1kHz
fIN = 10kHz
100
0
5
10
15
10
1
0.1
0.01
0.001
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9725
toc08
OUTPUT POWER (mW)
THD+N
(%)
VDD = 1V
RL = 32
Ω
AV = -2V/V
fIN = 20Hz
fIN = 1kHz
fIN = 10kHz
10
100
10k
1k
100k
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX9725
toc09
FREQUENCY (Hz)
PSRR
(dB)
-10
-110
-60
-50
-40
-30
-20
-70
-80
-90
-100
VDD = 1.5V
RL = 32
Ω
10
100
10k
1k
100k
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX9725
toc10
FREQUENCY (Hz)
PSRR
(dB)
0
-100
-50
-40
-30
-20
-10
-60
-70
-80
-90
VDD = 1V
RL = 32
Ω
10
100
10k
1k
100k
CROSSTALK vs. FREQUENCY
MAX9725
toc11
FREQUENCY (Hz)
PSRR
(dB)
0
-20
-40
-60
-80
-100
-120
VDD = 1.5V
POUT = 5mW
RL = 32
Ω
RIGHT TO LEFT
LEFT TO RIGHT
0
10
20
30
40
50
60
70
80
0.9
1.1
1.3
1.5
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX9725
toc12
SUPPLY VOLTAGE (V)
OUTPUT
POWER
(mW)
fIN = 1kHz
RL = 16
Ω
BOTH INPUTS
DRIVEN IN-PHASE
THD+N = 10%
THD+N = 1%
10
10k
1k
100
100k
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. FREQUENCY
MAX9725
toc04
FREQUENCY (Hz)
THD+N
(%)
1
0.1
0.001
0.01
POUT = 0.7mW
POUT = 4mW
VDD = 1V
RL = 32
Ω
AV = -2V/V
100
010203040
10
1
0.1
0.01
0.001
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9725
toc05
OUTPUT POWER (mW)
THD+N
(%)
VDD = 1.5V
RL = 16
Ω
AV = -2V/V
fIN = 20Hz
fIN = 1kHz
fIN = 10kHz
100
010203040
10
1
0.1
0.01
0.001
TOTAL HARMONIC DISTORTION PLUS
NOISE vs. OUTPUT POWER
MAX9725
toc06
OUTPUT POWER (mW)
THD+N
(%)
VDD = 1.5V
RL = 32
Ω
AV = -2V/V
fIN = 20Hz
fIN = 1kHz
fIN = 10kHz
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| MAX9725CETC+ | IC AMP AUDIO .025W STER 12TQFN |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX9725BETC+ | 功能描述:音频放大器 1V DirectDrive Headphone Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| MAX9725BETC+T | 功能描述:音频放大器 1V DirectDrive Headphone Amplifier RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| MAX9725BETC-T | 功能描述:音频放大器 RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel |
| MAX9725CEBC | 制造商:Maxim Integrated Products 功能描述:1V LOW-POWER DIRECTDRIVE STEREO - Rail/Tube |
| MAX9725CEBC+ | 制造商:Maxim Integrated Products 功能描述:AUD AMP HDPH 2CH STEREO 0.025W CLS-AB 12UCSP - Rail/Tube |
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