SMB348 & SMB358 Programmable Single-Cell Battery Chargers
SMB348-58
SMB348-58

Single-input, programmable single-cell Lithium-ion/polymer battery chargers.

The SMB348/358 are programmable single-cell Li-Ion battery chargers. They support a charge current up to 1.5A/2A (SMB348/358). Both chargers provide automatic input current limiting (AICL), support USB BC 1.2, USB-OTG, and Qualcomm® Quick Charge™ 1.0 for maximum power capability and fast charging. All key charging parameters are fully programmable. Input voltage tolerance is 20V.

Product license agreement

Features

  • Efficiency: up to 88% at 2A charge current
  • Input voltage range: 3.7V to 6.2V
  • Maximum input current of 2A (SMB358)
  • Maximum charge current of 2A (SMB358)
  • CurrentPath control with an integrated 40 mΩ battery FET for the highest charging and discharging efficiency and extended battery life
  • Autonomous, HW-based USB BC1.2, Quick Charge 1.0 support
  • I2C communications interface
  • Package: WLP-30 (0.4mm pitch)
Specifications
Part
Part Number(s)
SMB358, SMB348
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