bq40z60

Product Folder Order Now Technical Documents Tools & Software Support & Community bq40z60 SLUSAW3D – DECEMBER 2014 – REVISED JANUARY 2017 bq40z60 Programmable Battery Management Unit 1 Features 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) 3 Description The Texas Instruments bq40z60 device is a Programmable Battery Management Unit that integrates batte...