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SY20783QIC (SY6953QIC)

Not recommended for new designs
High Efficiency, 2-4 cells Buck Li-Ion Battery Charger
Datasheet
SY20783QIC High Efficiency, 2-4 cells Buck Li-Ion Battery Charger Datasheet
Part number SY20783QIC
Vin (max) (V) 28
Vin (min) (V) 4
Absolute max Vin (max) (V)
Number of series cells 2,3,4
Charge voltage (max) (V)
Charge voltage (min) (V)
Charge current (max) (A) 2
Charge current (min) (A)
Integrated FETs(Yes/No)
Topology
Control interface
Features Prog. Input Current Limit, Thermal Regulation, NTC JEITA Compliance
Operating temperature range(°C)
Package QFN3x3-18
  • Wide Input Voltage Range: 4V to 28V
  • Constant Voltage Selectable:  4.1V/4.2V/4.35V per Cell
  • Charge Current up to 2A for 2 Cells Battery
  • Charge Current up to 1.6A for 3 Cells Battery
  • Charge Current up to 1.5A for 4 Cells Battery
  • Programmable VDPM
  • Programmable Input Current Limit
  • Programmable Charge Timer
  • Trickle Current / Constant Current / Constant Voltage Charge Mode
  • Thermal Regulation
  • Input Voltage UVLO and OVP Protection
  • BAT OVP and Short Protection
  • Over Temperature Protection
  • Charge Status Indication
  • NTC JEITA Compliance
  • Package QFN3x3-18

Evaluation Board

  • 20783

    Photo of evaluation board

  • 20783-

    Photo of evaluation board

  • 20783--

    Photo of evaluation board

EVB_SY20783QIC

The EVB_SY20783QIC is used to evaluate high efficiency, 2-4 cells buck Li-Ion battery charger SY20783QIC.

Technical Documentation

Title Date
Silergy_Catalog_Q2_2026 2026-06-12

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