机构名称：
¥ 4.0
1 • Fully Integrated 2-Series to 4-Series Cell Li-Ion or Li-Polymer Battery Management Unit • Input Voltage Range on Pack+: 2.5 V to 25 V • Battery Charger Efficiency > 92% • Battery Charger Operation Range: 4 V to 25 V • Battery Charger, 1-MHz Synchronous Buck Controller for External NFETs – Soft Start to Limit In-Rush Current – Current Limit Protection for External Switches – Programmable Charging – Supports JEITA/Enhanced Charging Modes • Fuel Gauging – High Resolution 16-Bit Integrator for Coulomb Counter – ADC, 16-Bit for Precision V, I, and T Measurements with 16-Channel Multiplexer – Support for Simultaneous CC and ADC Sampling (Power Conversion) – Supports Two-Wire SMBus v2.0 Interface with Accelerated 400-kHz Programming Option – SHA-1 Hash Message Authentication Code (HMAC) Responder for Increased Battery Pack Security – Split Key (2 × 64) Stored in Secure Memory – Supports Field Updates • AFE Protection – Programmable Current Protection – Overcurrent in Discharge – Short-Circuit Current in Charge – Short-Circuit Current in Discharge • N-FET High-Side Protection FET Drive • Support for Four LEDs • Thermistor inputs for NTC • Compact 32-Pin QFN Package (RHB)
BQ40Z60可编程电池管理单元
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