Description
Key Specifications & Features
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Supports 1 to 4 series Li-ion / Li-polymer cells
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SMBus interface for configuring charge voltage, charge current, and input current
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Synchronous NMOS‑NMOS buck converter with programmable switching frequencies: 615 kHz, 750 kHz, 885 kHz
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Input voltage range: 4.5 V to 24 V
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Absolute maximum input voltage: 30 V
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Charge voltage range: 1.024 V to 19.2 V
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Maximum charge current: up to 8.128 A (±3 % accuracy)
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Input current regulation: up to 8.064 A (±3 % accuracy)
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±0.5 % charge voltage regulation accuracy (up to 19.2 V)
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Very low off-state battery leakage: ~5 µA
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Adapter standby quiescent current: ~0.65 mA (0.8 mA max)
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Supports automatic MOSFET selection (battery vs adapter) via dual charge pumps
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Real-time current limiting capability via ILIM pin
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Programmable battery depletion threshold and LEARN function to calibrate battery state
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Programmable adapter detection and indicator
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Integrated loop compensation and soft-start
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Enhanced protection: overvoltage, overcurrent, short-circuit, inductor fault, cycle-by-cycle current protection
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Watchdog timer: charging is terminated if the controller does not receive updated settings within a timeout window (~175 s by default)
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20‑pin VQFN package, 3.5 mm × 3.5 mm
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Operating temperature range: –40 °C to +85 °C
Please Note:
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No Returns, Exchanges, or Warranty available.
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Kindly verify the model number and ensure it matches your product before placing an order.
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We guarantee premium quality.
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All items are thoroughly inspected prior to shipping.
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