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High-Efficiency, 10A Direct Charger

Package Information

CAD Model:View CAD Model
Pkg. Type:64-WLCSP
Pkg. Code:
Lead Count (#):64
Pkg. Dimensions (mm):
Pitch (mm):0.4

Environmental & Export Classifications

Moisture Sensitivity Level (MSL)1
Pb (Lead) FreeYes
ECCN (US)
HTS (US)

Product Attributes

Lead Count (#)64
Carrier TypeStack
Moisture Sensitivity Level (MSL)1
Qty. per Reel (#)28
Pb (Lead) FreeYes
MOQ7500
Parametric CategoryBattery Charger ICs
Pitch (mm)0.4
Pkg. Type64-WLCSP

Description

The DA9318 is optimized to handle high charging currents and at the same time ensure the safety of the battery and the system. It operates together with a main charger, which handles the pre-charge and constant voltage charging duties.

The current doubling is achieved with a high-efficiency capacitive divider that provides an output voltage of VIN/2, which allows the use of standard USB Type-C™ cables for charging currents up to 6A. The peak efficiency of DA9318 is 98%. With a maximum 8A charging current, the DA9318L variant can provide 35W of charging power, whereas the DA9318M variant provides 10A of output current and 44W of charging power.

Benefits

  • Safe high-voltage direct charging
  • Automatic shutdown in fault condition
  • Travel adapter detection
  • No inductors
  • No input current ripple
  • <1mm component height
  • Small PCB area
  • Standard 3A Type-C cable
  • Built-in fault protection