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RT5512B - Audio Amplifier

Datasheet Summary

Description

The RT5512B is a boosted class-D amplifier with V/I sensing.

A built-in DC-DC step-up converter is used to provide efficient power for class-D amplifier with multi-level class-H operation.

Features

  • Class-D Speaker AMP.
  • 7W Output Power @ 12V, 8 load, THD+N < 1%.
  • 0 to 23dB Analog Gain.
  • 10V Output Noise @ 18dB Gain.
  • Add DRE to Reduce Output Noise.
  • Min. RL = 3.2, Max. RL = 38.
  • Boost Converter.
  • Adaptive Boost for Speaker, Boost from Battery Supply Up to Programmed Voltage, Max. 12.5V.
  • Switching Frequency 2MHz.
  • Accurate Input Current Limit.
  • Analog Part : Feedback ADC, Current Sense, Slope Compensation.
  • Digital Part : Voltage Loop a.

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Datasheet Details

Part number RT5512B
Manufacturer Richtek
File Size 2.10 MB
Description Audio Amplifier
Datasheet download datasheet RT5512B Datasheet
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RT5512B Audio Amplifier with IV Sense General Description The RT5512B is a boosted class-D amplifier with V/I sensing. A built-in DC-DC step-up converter is used to provide efficient power for class-D amplifier with multi-level class-H operation. The digital audio interface supports I2S, left-justified, right-justified and TDM format for audio in with a data out used for chip information like voltage sense and current sense, which are able to be monitored via DATAO pin through proper register setting. Applications  Smart Phone, Tablet Ordering Information RT5512B Package Type WSC : WL-CSP-36B 2.57x2.57 (BSC) Note : Richtek products are :  RoHS compliant and compatible with the current requirements of IPC/JEDEC J-STD-020.  Suitable for use in SnPb or Pb-free soldering processes.
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