ATL BP45 Fast Charging Battery (Xiaomi Mi 12 Pro)

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This report presents a battery essentials (BEF) of the Amperex Technology Limited (ATL) BP45 lithium ion battery, extracted from the Xiaomi Mi 12 Pro smartphone.
The BEF includes a summary of observed device metrics and salient features with supporting images and data. The summary is supported by the following unannotated image folders:
  • Product teardown images
  • Package optical photographs and package X-Ray
  • Electrochemical impedance spectroscopy of the battery
  • Differential capacity analysis of the battery
  • Plan-view SEM images of the separated battery layers
  • Optical and cross-sectional scanning electron microscope (SEM) images of the battery structure
  • Results of SEM-based energy dispersive spectroscopy (SEM-EDS) analysis of the battery materials
  • X-ray powder diffraction (XRD) of the anode and cathode
  • Fourier-Transform infrared (FTIR) analysis of the separator
  • Gas chromatography mass spectrometry (GCMS) analysis of the electrolyte solution
The Battery Essentials deliverable provides basic competitive benchmarking information and enables cost-effective tracking of multiple competitors’ technology
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