LM4981SQ 系列
rochester
national-semiconductor
ti
紧凑型16引脚LLP封装立体声耳机音频放大器
LM4981SQ系列高精度音频放大器:卓越音质的典范之作
LM4981SQ系列代表了音频放大技术的巅峰,专为各类音频应用提供卓越的音质表现、高效能与可靠性能。无论是开发高保真音响系统、便携式设备还是专业音频设备,该系列产品都能以出色的性能与多功能性完美满足您的需求。
LM4981SQ系列采用精密工程设计,集成了先进的音频放大电路、尖端热管理技术和高效能电源管理方案。即使在最大输出功率下,仍能实现失真率极低的清澈音频重现。该系列同时支持单端和差分输入配置,可灵活适应各类设计需求。
LM4981SQ系列核心特性:
- 高保真音频性能:总谐波失真加噪声(THD+N)低至0.01%,确保每个音符、节拍和音调都能以惊人的清晰度精准重现
- 宽电源电压范围:支持宽广的供电电压范围,既适用于低功耗便携设备,也能满足大功率音响系统需求
- 过热及短路保护:内置保护机制可防止放大器及连接组件因过热或电气故障受损,保障长期稳定运行
- 紧凑高效设计:采用节省空间的封装形式,在紧凑型设计中仍能保持卓越性能
- 灵活配置选项:可调增益设置与多种输出配置,可根据具体应用需求进行定制优化
无论是消费电子产品、车载音响系统还是专业录音棚设备的设计,LM4981SQ系列都能为您打造非凡音频体验提供所需的性能与灵活性。选用LM4981SQ系列,重新定义音频卓越标准。
(注:严格遵循电子工程专业术语规范,关键参数THD+N保留英文缩写+中文全称的行业标准译法;"thermal management"译为"热管理技术"符合半导体行业术语;"single-ended/differential input configurations"采用"单端/差分输入配置"的标准译法;产品型号LM4981SQ系列保持原样不作翻译)
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LM4981SQ - 型号列表共 6 个型号
| 制造商零件编号 | 价格/库存 | Output Type | Features | Mounting Type | Standard Package | Supplier Device Package | Packaging | Max Output Power x Channels @ Load | Package / Case | Voltage - Supply | Type | Typical Output Power x Channels @ Load | Typical Single Supply Voltage | Mounting | Rail to Rail | Package Width | PCB | Function | EU RoHS | Total Harmonic Distortion Noise | Minimum Operating Temperature | Supplier Package | Standard Package Name | Maximum Operating Temperature | Output Signal Type | Maximum Single Supply Voltage | Input Signal Type | Package Length | Pin Count | Minimum Single Supply Voltage | Package Height | Power Supply Type | Amplifier Type | Typical PSRR | Lead Shape | rohs |
|---|
| 询价 | 2-Channel Stereo | Depop, Shutdown, Volume Control | Surface Mount | 1,000 | 16-LLP-EP (4x4) | Tape & Reel (TR) | 83mW x 1 @ 16 Ohm | 16-WFQFN Exposed Pad | 2 V ~ 4.2 V | Class AB | 0.083x2@16Ohm | 3 | Surface Mount | No | 4 | 16 | Headphone | Compliant | 0.03%@16Ohm@60mW|0.02%@32Ohm@50mW | -40 | LLP EP | LLP | 85 | Single | 4.2 | Single | 4 | 16 | 2 | 0.8(Max) | Single | Class-AB | 67 | No Lead | Lead free / RoHS Compliant | |
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| 询价 | Headphones, 2-Channel (Stereo) | Depop, Shutdown, Volume Control | Surface Mount | 4,500 | 16-LLP-EP (4x4) | Tape & Reel (TR) | 83mW x 1 @ 16 Ohm | 16-WFQFN Exposed Pad | 2 V ~ 4.2 V | Class AB | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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共 6 个型号
