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DS2760TA-025 Datasheet(PDF) 1 Page - Dallas Semiconductor |
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DS2760TA-025 Datasheet(HTML) 1 Page - Dallas Semiconductor |
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1 / 25 page  1 of 25 092000 FEATURES Li-Ion safety circuit - Overvoltage protection - Overcurrent/short circuit protection - Undervoltage protection Available in two configurations: - Internal 25 m Ω sense resistor - External user-selectable sense resistor Current measurement - 12-bit bi-directional measurement - Internal sense resistor configuration: 0.625 mA LSB and ±1.8A dynamic range - External sense resistor configuration: 15.625 µV LSB and ±64 mV dynamic range Current accumulation - Internal sense resistor: 0.25 mAhr LSB - External sense resistor: 6.25 µVhr LSB Voltage measurement with 4.88 mV resolution Temperature measurement using integrated sensor with 0.125 °C resolution System power management and control feature support 32 bytes of lockable EEPROM 16 bytes of general purpose SRAM Dallas 1-Wire ® interface with unique 64-bit device address Low power consumption: - Active current: 80 µA max - Sleep current: 2 µA max PIN ASSIGNMENT PIN DESCRIPTION CC - Charge control output DC - Discharge control output DQ - Data input/output PIO - Programmable I/O pin PLS - Battery pack positive terminal input PS - Power switch sense input VIN - Voltage sense input VDD- Power supply input (2.5V-5.5V) VSS - Device ground SNS - Sense resistor connection IS1 - Current sense input IS2 - Current sense input NC - Not connected SNS Probe – Do not connect VSS Probe – Do not connect DS2760 High Precision Li-Ion Battery Monitor www.dalsemi.com PRELIMINARY DC NC NC NC PIO DQ IS2 IS1 PS NC NC DS2760 Flip-Chip Packaging CC VIN VDD PIO VSS VSS VSS PS IS1 DS2760 16-Pin TSSOP Package IS2 SNS SNS 1 2 2 3 2 1 4 5 6 7 8 16 15 14 13 12 11 10 9 SNS DQ PLS DC PLS CC VIN VDD SNS Probe VSS Probe SNS VSS |
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