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BQ25101HYFPT Datasheet(PDF) 6 Page - Texas Instruments |
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BQ25101HYFPT Datasheet(HTML) 6 Page - Texas Instruments |
6 / 32 page bq25100, bq25101, bq25100A, bq25100H, bq25101H, bq25100L SLUSBV8C – AUGUST 2014 – REVISED NOVEMBER 2014 www.ti.com Electrical Characteristics (continued) Over junction temperature range 0°C ≤ TJ ≤ 125°C and recommended supply voltage (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Adjust VIN down until IOUT = 0.2 A; VOUT = 4.15 V; VDO(IN-OUT) Drop-Out, VIN – VOUT 220 400 mV RISET = 680 Ω; TJ ≤ 100°C IOUT Output “fast charge” formula VOUT(REG) > VOUT > VLOWV; VIN = 5 V KISET/RISET A RISET = KISET /IOUT; 20 < IOUT < 250 mA 129 135 145 KISET Fast charge current factor A Ω RISET = KISET /IOUT; 5 < IOUT < 20 mA 125 135 145 PRECHARGE – SET BY PRETERM PIN Pre-charge to fast-charge VLOWV 2.4 2.5 2.6 V transition threshold Deglitch time on pre-charge to tDGL1(LOWV) 57 μs fast-charge transition Deglitch time on fast-charge to tDGL2(LOWV) 32 ms pre-charge transition IPRE-TERM Refer to the Termination Section Pre-charge current, default VOUT < VLOWV; RISET = 2.7 kΩ; RPRE-TERM= High Z %IOUT- 18 20 22 setting or for BQ25101/101H CC %PRECHG Pre-charge current formula RPRE-TERM = KPRE-CHG (Ω/%) × %PRE-CHG (%) RPRE-TERM/KPRE-CHG% VOUT < VLOWV; VIN = 5 V; RPRE-TERM = 6 kΩ to 30 kΩ; RISET = 1.8 kΩ; 280 300 320 Ω/% RPRE-TERM = KPRE-CHG × %IPRE-CHG, where %IPRE-CHG is 20 to 100% KPRE-CHG % Pre-charge Factor VOUT < VLOWV; VIN = 5 V; RPRE-TERM = 3 kΩ to 6 kΩ; RISET = 1.8 kΩ; 265 300 340 Ω/% RPRE-TERM = KPRE-CHG × %IPRE-CHG, where %IPRE-CHG is 10% to 20% TERMINATION – SET BY PRE-TERM PIN Termination threshold current, VOUT > VRCH; RISET = 2.7 kΩ; RPRE-TERM = High Z %IOUT- 9 10 11 default setting or for BQ25101/101H CC %TERM Termination current threshold RPRE-TERM = KTERM (Ω/%) × %TERM (%) RPRE-TERM/ KTERM formula VOUT > VRCH; VIN = 5 V; RPRE-TERM = 6 kΩ to 30 kΩ; 575 600 640 RISET = 1.8 kΩ, RPRE-TERM=KTERM × %ITERM, where %ITERM is 10 to 50% VOUT > VRCH; VIN = 5 V; RPRE-TERM = 3 kΩ to 6 kΩ ; KTERM % Term factor 555 620 685 Ω/% RISET = 1.8 kΩ, RPRE-TERM= KTERM × %ITERM, where %ITERM is 5 to 10% VOUT > VRCH; VIN = 5 V; RPRE-TERM = 750 Ω to 3 kΩ; 352 680 1001 RISET = 1.8 kΩ, RPRE-TERM= KTERM × %ITERM, where %ITERM is 1.25% to 5% Current for programming the term. and pre-chg with resistor, IPRE-TERM RPRE-TERM = 6 kΩ; VOUT = 4.15 V 23 25 27 μA ITerm-Start is the initial PRE-TERM current ITERM Termination current range Minimum absolute termination current 1 mA %TERM Termination current formula RTERM/ KTERM % Deglitch time, termination tDGL(TERM) 29 ms detected RECHARGE OR REFRESH VIN = 5 V; VTS = 0.5 V; Recharge detection threshold – VOUT: 4.25 V → VRCH (bq25100); VO(REG) VO(REG)–0.0 VO(REG)–0.0 V normal temp VOUT: 4.35 V → VRCH (bq25100A); –0.125 95 75 VOUT: 4.40 V → VRCH (bq25100H) VRCH VIN = 5 V; VTS = 0.2 V; Recharge detection threshold – VO_HT(REG) VO_HT(REG) VO_HT(REG) VOUT: 4.15 V → VRCH (bq25100); V hot temp –0.130 –0.105 –0.080 VOUT: 4.25 V → VRCH (bq25100H) VIN = 5 V; VTS = 0.5 V; Deglitch time, recharge threshold tDGL1(RCH) VOUT: 4.25 V → 3.5V in 1 μs; 29 ms detected tDGL(RCH) is time to ISET ramp 6 Submit Documentation Feedback Copyright © 2014, Texas Instruments Incorporated Product Folder Links: bq25100 bq25101 bq25100A bq25100H bq25101H bq25100L |
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