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音訊、觸覺和壓電
音訊放大器
通用型音訊放大器

LM1876

現行

具靜音功能和待機模式的 Overture 音訊功率放大器串聯雙 20 瓦音訊功率放大器

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產品規格表

LM1876

現行
產品規格表 立即訂購

產品詳細資料

Speaker channels (max) Stereo Control interface Hardware Output power (W) 20 Power stage supply (max) (V) 64 Power stage supply (min) (V) 20 THD + N at 1 kHz (%) 0.08 Load (min) (Ω) 4 Analog supply voltage (min) (V) 20 Analog supply voltage (max) (V) 64 Rating Catalog Operating temperature range (°C) -20 to 85
Speaker channels (max) Stereo Control interface Hardware Output power (W) 20 Power stage supply (max) (V) 64 Power stage supply (min) (V) 20 THD + N at 1 kHz (%) 0.08 Load (min) (Ω) 4 Analog supply voltage (min) (V) 20 Analog supply voltage (max) (V) 64 Rating Catalog Operating temperature range (°C) -20 to 85
TO-220 (NDB) 15 195.4953 mm² 20.02 x 9.765
  • SPiKe Protection
  • Minimal Amount of External Components Necessary
  • Quiet Fade-In/Out Mute Mode
  • Standby-Mode
  • Isolated 15-Lead TO-220 Package (PFM)
  • Non-Isolated 15-lead TO-220 Package
  • Wide Supply Range 20V - 64V

Key Specifications

  • THD+N at 1kHz at 2 x 15W continuous averageoutput power into 4Ω or 8Ω: 0.1% (max)
  • THD+N at 1kHz at continuous average output power of 2 x 20W into 8Ω: 0.009% (typ)
  • Standby current: 4.2mA (typ)

All trademarks are the property of their respective owners.

  • SPiKe Protection
  • Minimal Amount of External Components Necessary
  • Quiet Fade-In/Out Mute Mode
  • Standby-Mode
  • Isolated 15-Lead TO-220 Package (PFM)
  • Non-Isolated 15-lead TO-220 Package
  • Wide Supply Range 20V - 64V

Key Specifications

  • THD+N at 1kHz at 2 x 15W continuous averageoutput power into 4Ω or 8Ω: 0.1% (max)
  • THD+N at 1kHz at continuous average output power of 2 x 20W into 8Ω: 0.009% (typ)
  • Standby current: 4.2mA (typ)

All trademarks are the property of their respective owners.

The LM1876 is a stereo audio amplifier capable of delivering typically 20W per channel of continuous average output power into a 4Ω or 8Ω load with less than 0.1% THD+N.

Each amplifier has an independent smooth transition fade-in/out mute and a power conserving standby mode which can be controlled by external logic.

The performance of the LM1876, utilizing its Self Peak Instantaneous Temperature (°Ke) (SPiKe) protection circuitry, places it in a class above discrete and hybrid amplifiers by providing an inherently, dynamically protected Safe Operating Area (SOA). SPiKe protection means that these parts are safeguarded at the output against overvoltage, undervoltage, overloads, including thermal runaway and instantaneous temperature peaks.

The LM1876 is a stereo audio amplifier capable of delivering typically 20W per channel of continuous average output power into a 4Ω or 8Ω load with less than 0.1% THD+N.

Each amplifier has an independent smooth transition fade-in/out mute and a power conserving standby mode which can be controlled by external logic.

The performance of the LM1876, utilizing its Self Peak Instantaneous Temperature (°Ke) (SPiKe) protection circuitry, places it in a class above discrete and hybrid amplifiers by providing an inherently, dynamically protected Safe Operating Area (SOA). SPiKe protection means that these parts are safeguarded at the output against overvoltage, undervoltage, overloads, including thermal runaway and instantaneous temperature peaks.
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技術文件

star =TI 所選的此產品重要文件
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類型 標題 日期
* Data sheet Overture Audio Pwr Amp Series Dual 20W Audio Pwr Amp w/Mute & Standby Modes datasheet (Rev. C) 2013年 4月 3日
Application note Guidelines for Measuring Audio Power Amplifier Performance (Rev. A) 2019年 8月 26日
Application note AN-1849 An Audio Amplifier Power Supply Design (Rev. C) 2019年 6月 27日

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模擬型號

LM1876 TINA-TI Reference Design

SNAM076.TSC (97 KB) - TINA-TI Reference Design
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模擬型號

LM1876 TINA-TI Spice Model

SNAM075.ZIP (20 KB) - TINA-TI Spice Model
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模擬型號

LM1876 Unencrypted PSpice Model Package (Rev. A)

SNAM077A.ZIP (20 KB) - PSpice Model
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