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TPS65090ARVNR Datasheet(PDF) 10 Page - Texas Instruments |
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TPS65090ARVNR Datasheet(HTML) 10 Page - Texas Instruments |
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10 / 69 page  TPS65090 SLVSBO6B – JANUARY 2013 – REVISED JULY 2015 www.ti.com Electrical Characteristics - Charger (continued) over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature range of 25°C) (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Switching frequency 1360 1600 1840 kHz RDSON High-side switch ON-resistance 25 m Ω RDSON Low-side switch ON-resistance 60 m Ω CHARGER - CONTROL Precharge timer 1600 1800 2000 s Fast-charge safety timer programming 2 10 h Fast-charge safety timer accuracy 10% FASTTIME = 000, default setting 2 FASTTIME = 001 3 FASTTIME = 010 4 FASTTIME = 011 5 I2C programmable values for fast-charge h safety timer FASTTIME = 100 6 FASTTIME = 101 7 FASTTIME = 110 8 FASTTIME = 111 10 Battery detection discharge timer 1 s Battery detection discharge current 5 20 mA Battery detection discharge current after 2 mA timer fault Battery detection discharge feedback VFBCL 1.43 1.45 1.47 V voltage threshold for battery OK Battery feedback voltage threshold for 1.43 1.45 1.47 V precharge to fast-charge transition Battery detection charge timer 0.5 s Battery detection charge current sense VSRP - VSRN = 2 mV typical, TJ < 100 °C 0.5 2 3.8 mV regulation voltage VSET = 00 1.925 1.95 1.975 VSET = 01 1.975 2 2.025 Battery detection charge feedback voltage V threshold for battery OK VSET = 10 2 2.025 2.05 VSET = 11 2.025 2.05 2.075 Minimum battery feedback voltage for Voltage at FBC increasing 1.44 1.5 1.54 V battery good detection Maximum battery feedback voltage for Voltage at FBC increasing 2.18 2.25 2.28 V battery good detection Battery cell temperature measurement, ratio of VTS1,2 compared to VREFTS, I 2C Sensor temperature is -10°C, T_SET = 000 71.9% 72.4% 72.9% programming option for T1 Sensor temperature is -10°C, voltage Voltage ratio threshold hysteresis 0.2% decreasing Battery cell temperature measurement, ratio Default value, Sensor temperature is 0°C, T1 70.4% 71% 71.5% of VTS1,2 compared to VREFTS T_SET = 001 Sensor temperature is 0°C, voltage Voltage ratio threshold hysteresis 0.2% decreasing Battery cell temperature measurement, ratio Default value, Sensor temperature is 10°C, T2 68.1% 68.7% 69.2% of VTS1,2 compared to VREFTS T_SET = 010 Sensor temperature is 10°C, voltage Voltage ratio threshold hysteresis 0.4% decreasing Battery cell temperature measurement, ratio of VTS1,2 compared to VREFTS, I 2C Sensor temperature is 15°C, T_SET = 011 67% 67.4% 67.9% programming option for T2 10 Submit Documentation Feedback Copyright © 2013–2015, Texas Instruments Incorporated Product Folder Links: TPS65090 |
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