LM4808 双路 105 mW 耳机放大器 - LM4808

LM4808 (正在供货)

LM4808 双路 105 mW 耳机放大器

 

描述

The LM4808 is a dual audio power amplifier capable of delivering 105mW per channel of continuous average power into a 16Ω load with 0.1% (THD+N) from a 5V power supply.

Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components using surface mount packaging. Since the LM4808 does not require bootstrap capacitors or snubber networks, it is optimally suited for low-power portable systems.

The unity-gain stable LM4808 can be configured by external gain-setting resistors.

特性

  • WSON, VSSOP, and SOIC Surface Mount Packaging
  • Switch On/Off Click Suppression
  • Excellent Power Supply Ripple Rejection
  • Unity-Gain Stable
  • Minimum External Components

Key Specifications

  • THD+N at 1kHz at 105mW Continuous Average Output Power Into 16Ω 0.1 % (typ)
  • THD+N at 1kHz at 70mW Continuous Average Output Power Into 32Ω 0.1 % (typ)
  • Output Power at 0.1% THD+N at 1kHz Into 32Ω 70 mW (typ)

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参数 与其它产品相比 耳机放大器

 
Output Power (W)
Analog Supply (V) (Min)
Analog Supply (V) (Max)
PSRR (dB)
Rating
Operating Temperature Range (C)
Headphone Channels
Volume Control
Architecture
Iq per channel (Typ) (mA)
LM4808
0.105   
2   
5.5   
89   
Catalog   
-40 to 85   
Stereo   
No   
Class-AB   
0.6