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Overview - S-8233A series

Battery Protection IC for a 3- Serial- Cell Pack S-8233A series

The 8233A is a series of lithium-ion rechargeable battery protection ICs incorporating high-accuracy voltage detection circuits and delay circuits. It is suitable for a 3-serial-cell lithium-ion battery pack.

DATA SHEET
2010.10.4

Features


    • Internal high-accuracy voltage detection circuit
      Over charge detection voltage: 4.10 ± 0.05V to 4.35 ± 0.05V, 0.05V-step
      Over charge release voltage: 3.85 ± 0.10V to 4.35 ± 0.10V, 0.05V-step
      (The over charge release voltage can be selected within the range where a difference from over charge detection voltage is 0 to 0.3V)
      Over discharge detection voltage: 2.00 ± 0.08V to 2.70 ± 0.08V, 0.10V-step
      Over discharge release voltage: 2.00 ± 0.10V to 3.70 ± 0.10V, 0.10V-step
      (The over discharge release voltage can be selected within the range where a difference from over discharge detection voltage is 0 to 1.0V)
      Over current detection voltage 1: 0.15V ± 10% to 0.50V ± 10%, 0.05V-step
    • High input-voltage device (absolute maximum rating: 26V)
    • Wide operating voltage range: 2V to 24V
    • The delay time for every detection can be set via an external capacitor.
    • Three over current detection levels (protection for short-circuiting)
    • Internal charge/discharge prohibition circuit via the control terminal
    • The function for charging batteries from 0V is available.
    • Low current consumption
      Operation: 50 µA max (+25°C)
      Power-down: 0.1 µA max (+25°C)
    • Package: 16-pin TSSOP
    • Lead-free products

Applications


    • Lithium-ion rechargeable battery packs

Standard Circuit