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参数资料
| 型号： | MAX9792CETI+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 9/34页 |
| 文件大小： | 0K |
| 描述： | IC AMP AUDIO 2.0W STER D 28TQFN |
| 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： | 3.7W x 1 @ 3 欧姆; 180mW x 2 @ 32 欧姆 |
| 电源电压： | 4.5 V ~ 5.5 V |
| 特点： | 消除爆音，LDO，短路保护和热保护，关机 |
| 安装类型： | 表面贴装 |
| 供应商设备封装： | 28-TQFN-EP（4x4） |
| 封装/外壳： | 28-WFQFN 裸露焊盘 |
| 包装： | 管件 |
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MAX9791/MAX9792
Windows Vista-Compliant Class D Speaker
Amplifiers with DirectDrive Headphone Amplifiers
______________________________________________________________________________________
17
MAX9791 Pin Description
PIN
NAME
FUNCTION
1
SPKR_INL
Left-Channel Speaker Amplifier Input
2
HP_INR
Right-Channel Headphone Amplifier Input
3
HP_INL
Left-Channel Headphone Amplifier Input
4
COM
Common-Mode Voltage Sense Input
5
GND
Signal Ground. Star connect to PGND.
6
LDO_OUT
LDO Output. Bypass the MAX9791A/MAX9791B with two 1F ceramic low ESR capacitors to GND.
Bypass the MAX9791C with two 2s ceramic low ESR capacitors to GND.
7
AVDD
Positive Power-Supply and LDO Input. Bypass with a 0.1F and two 1F capacitors to GND.
8
LDO_EN
LDO Enable. Connect LDO_EN to AVDD to enable the LDO.
9
HPR
Right-Channel Headphone Amplifier Output
10
HPL
Left-Channel Headphone Amplifier Output
11
SENSE
Headphone Ground Sense
12
CPVSS
Headphone Amplifier Negative Power Supply. Connect a 1F capacitor between CPVSS and PGND.
13
C1N
Charge-Pump Flying Capacitor Negative Terminal. Connect a 1F capacitor between C1P and C1N.
14
CPGND
Charge-Pump Ground. Connect directly to PGND plane.
15
C1P
Charge-Pump Flying Capacitor Positive Terminal. Connect a 1F capacitor between C1P and C1N.
16
HPVDD
Headphone Amplifier Positive Power Supply. Connect a 10F capacitor between HPVDD and PGND.
17, 26
PVDD
Speaker Amplifier Power-Supply Input. Bypass with a 0.1F capacitor to PGND.
18
OUTL-
Left-Channel Speaker Amplifier Output, Negative Phase
19
OUTL+
Left-Channel Speaker Amplifier Output, Positive Phase
20, 23
PGND
Power Ground. Star connect to GND.
21
BEEP
PC Beep Input. Connect to GND if beep detection function is disabled.
22
HP_EN
Active-High Headphone Amplifier Enable
24
OUTR+
Right-Channel Speaker Amplifier Output, Positive Phase
25
OUTR-
Right-Channel Speaker Amplifier Output, Negative Phase
27
SPKR_EN
Active-Low Speaker Amplifier Enable
28
SPKR_INR
Right-Channel Speaker Amplifier Input
—
EP
Exposed Pad. Connect to GND.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX9792CETI+ | 功能描述:音频放大器 Windows Vista Class D Speaker Amp 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 |
| MAX9792CETI+T | 功能描述:音频放大器 Windows Vista Class D Speaker Amp 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 |
| MAX9796EBX+TG45 | 功能描述:音频放大器 2.3W High-Power Class D Subsystem 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 |
| MAX9796EVKIT | 制造商:Maxim Integrated Products 功能描述:2.3W HIGH-POWER CLASS D AUDIO SUBS - Rail/Tube |
| MAX9796EVKIT+ | 制造商:Maxim Integrated Products 功能描述:MAX9796 EVAL KIT - Boxed Product (Development Kits) |
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