ZHCS292H september 2009 – february 2021 BQ24040 , BQ24041 , BQ24045
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| INPUT | ||||||
| UVLO | Undervoltage lock-out Exit | VIN: 0V → 4V Update based on sim/char | 3.15 | 3.3 | 3.45 | V |
| VHYS_UVLO | Hysteresis on VUVLO_RISE falling | VIN: 4V→0V, VUVLO_FALL = VUVLO_RISE –VHYS-UVLO | 175 | 227 | 280 | mV |
| VIN-DT | Input power good detection threshold is VOUT + VIN-DT | (Input power good if VIN > VOUT + VIN-DT); VOUT = 3.6V, VIN: 3.5V → 4V | 30 | 80 | 145 | mV |
| VHYS-INDT | Hysteresis on VIN-DT falling | VOUT = 3.6V, VIN: 4V → 3.5V | 31 | mV | ||
| VOVP | Input over-voltage protection threshold | VIN: 5V → 12V (BQ24040, BQ24045) | 6.5 | 6.65 | 6.8 | V |
| VIN: 5V → 12V (BQ24041) | 6.9 | 7.1 | 7.3 | |||
| VHYS-OVP | Hysteresis on OVP | VIN: 11V → 5V | 95 | mV | ||
| VIN-DPM | USB/Adaptor low input voltage protection. Restricts lout at VIN-DPM | Feature active in USB mode; Limit Input Source Current to 50mA; VOUT= 3.5V; RISET = 825? | 4.34 | 4.4 | 4.46 | V |
| Feature active in Adaptor mode; Limit Input Source Current to 50mA; VOUT = 3.5V; RISET = 825 | 4.24 | 4.3 | 4.46 | |||
| IIN-USB-CL | USB input I-Limit 100mA | ISET2 = Float; RISET = 825? | 85 | 92 | 100 | mA |
| USB input I-Limit 500mA, BQ24040, BQ24045 | ISET2 = High; RISET = 825? | 430 | 462 | 500 | ||
| USB input I-Limit 380mA, BQ24041 | ISET2 = High; RISET = 825? | 350 | 386 | 420 | ||
| ISET SHORT CIRCUIT TEST | ||||||
| RISET_SHORT | Highest Resistor value considered a fault (short). Monitored for Iout>90mA | RISET: 540? → 250?, Iout latches off. Cycle power to Reset. | 280 | 500 | ? | |
| IOUT_CL | Maximum OUT current limit Regulation (Clamp) | VIN = 5V, VOUT = 3.6V, VISET2 = Low, RISET: 540? → 250?, IOUT latches off after tDGL-SHORT | 1.05 | 1.4 | A | |
| BATTERY SHORT PROTECTION | ||||||
| VOUT(SC) | OUT terminal short-circuit detection threshold/ precharge threshold | VOUT: 3V → 0.5V, no deglitch | 0.75 | 0.8 | 0.85 | V |
| VOUT(SC-HYS) | OUT terminal Short hysteresis | Recovery ≥ VOUT(SC) + VOUT(SC-HYS); Rising, no Deglitch | 77 | mV | ||
| IOUT(SC) | Source current to OUT terminal during short-circuit detection | VOUT < 0.8 V | 10 | 15 | 20 | mA |
| QUIESCENT CURRENT | ||||||
| IOUT(PDWN) | Battery current into OUT terminal | VIN = 0V | 1 | μA | ||
| IOUT(DONE) | OUT terminal current, charging terminated | VIN = 6V, VOUT > VOUT(REG) | 6 | |||
| IIN(STDBY) | Standby current into IN terminal | TS = LO, VIN ≤ 6V | 125 | μA | ||
| ICC | Active supply current, IN terminal | TS = open, VIN = 6V, TTDM – no load on OUT terminal, VOUT > VOUT(REG), IC enabled | 0.8 | 1 | mA | |
| BATTERY CHARGER FAST-CHARGE | ||||||
| VOUT(REG) | Battery regulation voltage | VIN = 5.5V, IOUT = 25mA, (VTS-45°C ≤ VTS ≤ VTS-0°C, BQ24040) | 4.16 | 4.2 | 4.23 | V |
| VIN = 5.5V, IOUT = 25mA, (VTS-45°C ≤ VTS ≤ VTS-0°C, BQ24045) | 4.30 | 4.35 | 4.40 | |||
| VO_HT(REG) | Battery hot regulation voltage | VIN = 5.5V, IOUT = 25mA, (VTS-45°C≤ VTS ≤ VTS-0°C, BQ24040) | 4.02 | 4.06 | 4.1 | V |
| VIN = 5.5V, IOUT = 25mA, (VTS-45°C ≤ VTS ≤ VTS-0°C, BQ24045) | 4.16 | 4.2 | 4.23 | |||
| IOUT(RANGE) | Programmed Output “fast charge” current range | VOUT(REG) > VOUT > VLOWV; VIN = 5V, ISET2 = LO, RISET = 540 to 10.8k? | 10 | 1000 | mA | |
| VDO(IN-OUT) | Drop-Out, VIN – VOUT | Adjust VIN down until IOUT = 0.5A, VOUT = 4.15V, RISET = 540 , ISET2 = Lo (adaptor mode); TJ ≤ 100°C | 325 | 500 | mV | |
| IOUT | Output “fast charge” formula | VOUT(REG) > VOUT > VLOWV; VIN = 5V, ISET2 = Lo | KISET/RISET | A | ||
| KISET | Fast charge current factor | RISET = KISET /IOUT; 50 < IOUT < 1000 mA | 510 | 540 | 570 | A? |
| RISET = KISET /IOUT; 25 < IOUT < 50 mA | 480 | 527 | 600 | |||
| RISET = KISET /IOUT; 10 < IOUT < 25 mA | 350 | 520 | 680 | |||
| KISET | Fast charge current factor (BQ24045) | RISET = KISET /IOUT; 50 < IOUT < 1000 mA | 510 | 560 | 585 | A? |
| RISET = KISET /IOUT; 25 < IOUT < 50 mA | 480 | 557 | 596 | |||
| RISET = KISET /IOUT; 10 < IOUT < 25 mA | 350 | 555 | 680 | |||
| PRECHARGE – SET BY PRETERM terminal: BQ24040 / BQ24045; Internally Set: BQ24041 | ||||||
| VLOWV | Pre-charge to fast-charge transition threshold | 2.4 | 2.5 | 2.6 | V | |
| IPRE-TERM | See the Termination Section | |||||
| %PRECHG | Pre-charge current, default setting | VOUT < VLOWV; RISET = 1080?; BQ24040: RPRE-TERM= High Z; BQ24041: Internally Fixed | 18 | 20 | 22 | %IOUT-CC |
| Pre-charge current formula | RPRE-TERM = KPRE-CHG (?/%) × %PRE-CHG (%) | RPRE-TERM/KPRE-CHG% | ||||
| KPRE-CHG | % Pre-charge Factor | VOUT < VLOWV, VIN = 5V, RPRE-TERM = 2k to 10k?; RISET = 1080? , RPRE-TERM = KPRE-CHG × %IFAST-CHG, where %IFAST-CHG is 20 to 100% | 90 | 100 | 110 | ?/% |
| VOUT < VLOWV, VIN = 5V, RPRE-TERM = 1k to 2k?; RISET = 1080?, RPRE-TERM = KPRE-CHG × %IFAST-CHG, where %IFAST-CHG is 10% to 20% | 84 | 100 | 117 | ?/% | ||
| TERMINATION – SET BY PRE-TERM terminal: BQ24040 / BQ24045 | ||||||
| %TERM | Termination Threshold Current, default setting | VOUT > VRCH; RISET = 1k; BQ24040 / BQ24045: RPRE-TERM= High Z | 9 | 10 | 11 | %IOUT-CC |
| Termination Current Threshold Formula, BQ24040 / BQ24045 | RPRE-TERM = KTERM (?/%) × %TERM (%) | RPRE-TERM/ KTERM | ||||
| KTERM | % Term Factor | VOUT > VRCH, VIN = 5V, RPRE-TERM = 2k to 10k? ; RISET = 750? KTERM × %IFAST-CHG, where %IFAST-CHG is 10 to 50% | 182 | 200 | 216 | ?/% |
| VOUT > VRCH, VIN = 5V, RPRE-TERM = 1k to 2k? ; RISET = 750? KTERM × %Iset, where %Iset is 5 to 10% | 174 | 199 | 224 | |||
| IPRE-TERM | Current for programming the term. and pre-chg with resistor. ITerm-Start is the initial PRE-TERM curent. | RPRE-TERM = 2k, VOUT = 4.15V | 71 | 75 | 81 | μA |
| %TERM | Termination current formula | RTERM/ KTERM % | ||||
| ITerm-Start | Elevated PRE-TERM current for, tTerm-Start, during start of charge to prevent recharge of full battery, | 80 | 85 | 92 | μA | |
| RECHARGE OR REFRESH – BQ24040 / BQ24045 | ||||||
| VRCH | Recharge detection threshold – Normal Temp | VIN = 5V, VTS = 0.5V, VOUT: 4.25V → VRCH | VO(REG) –0.120 | VO(REG)–0.095 | VO(REG)–0.070 | V |
| Recharge detection threshold – Hot Temp | VIN = 5V, VTS = 0.2V, VOUT: 4.15V → VRCH | VO_HT(REG) –0.130 | VO_HT(REG) –0.105 | VO_HT(REG) –0.080 | V | |
| BATTERY DETECT ROUTINE – BQ24040 / BQ24045 (NOTE: In Hot mode VO(REG) becomes VO_HT(REG)) | ||||||
| VREG-BD | VOUT Reduced regulation during battery detect | VIN = 5V, VTS = 0.5V, Battery Absent | VO(REG)-0.450 | VO(REG)-0.400 | VO(REG)-350 | V |
| IBD-SINK | Sink current during VREG-BD | 6 | 10 | mA | ||
| VBD-HI | High battery detection threshold | VIN = 5V, VTS = 0.5V, Battery Absent | VO(REG) -0.150 | VO(REG)-0.100 | VO(REG)-0.050 | V |
| VBD-LO | Low battery detection threshold | VIN = 5V, VTS = 0.5V, Battery Absent | VREG-BD +0.50 | VREG-BD +0.1 | VREG-BD +0.15 | V |
| BATTERY-PACK NTC MONITOR; TS Terminal: BQ24040 / BQ24045: 10k NTC | ||||||
| INTC-10k | NTC bias current | VTS = 0.3V | 48 | 50 | 52 | μA |
| INTC-DIS-10k | 10k NTC bias current when Charging is disabled. | VTS = 0V | 27 | 30 | 34 | μA |
| INTC-FLDBK-10k | INTC is reduced prior to entering TTDM to keep cold thermistor from entering TTDM | VTS: Set to 1.525V | 4 | 5 | 6.5 | μA |
| VTTDM(TS) | Termination and timer disable mode Threshold – Enter | VTS: 0.5V → 1.7V; Timer Held in Reset | 1550 | 1600 | 1650 | mV |
| VHYS-TTDM(TS) | Hysteresis exiting TTDM | VTS: 1.7V → 0.5V; Timer Enabled | 100 | mV | ||
| VCLAMP(TS) | TS maximum voltage clamp | VTS = Open (Float) | 1800 | 1950 | 2000 | mV |
| VTS_I-FLDBK | TS voltage where INTC is reduce to keep thermistor from entering TTDM | INTC adjustment (90 to 10%; 45 to 6.6uS) takes place near this spec threshold. VTS: 1.425V → 1.525V | 1475 | mV | ||
| CTS | Optional Capacitance – ESD | 0.22 | μF | |||
| VTS-0°C | Low temperature CHG Pending | Low Temp Charging to Pending; VTS: 1V → 1.5V | 1205 | 1230 | 1255 | mV |
| VHYS-0°C | Hysteresis at 0°C | Charge pending to low temp charging; VTS: 1.5V → 1V | 86 | mV | ||
| VTS-10°C | Low temperature, half charge | Normal charging to low temp charging; VTS: 0.5V → 1V | 765 | 790 | 815 | mV |
| VHYS-10°C | Hysteresis at 10°C | Low temp charging to normal CHG; VTS: 1V → 0.5V | 35 | mV | ||
| VTS-45°C | High temperature at 4.1V | Normal charging to high temp CHG; VTS: 0.5V → 0.2V | 263 | 278 | 293 | mV |
| VHYS-45°C | Hysteresis at 45°C | High temp charging to normal CHG; VTS: 0.2V → 0.5V | 10.7 | mV | ||
| VTS-60°C | High temperature Disable | High temp charge to pending; VTS: 0.2V → 0.1V | 170 | 178 | 186 | mV |
| VHYS-60°C | Hysteresis at 60°C | Charge pending to high temp CHG; VTS: 0.1V → 0.2V | 11.5 | mV | ||
| VTS-EN-10k | Charge Enable Threshold, (10k NTC) | VTS: 0V → 0.175V | 80 | 88 | 96 | mV |
| VTS-DIS_HYS-10k | HYS below VTS-EN-10k to Disable, (10k NTC) | VTS: 0.125V → 0V | 12 | mV | ||
| THERMAL REGULATION | ||||||
| TJ(REG) | Temperature regulation limit | 125 | °C | |||
| TJ(OFF) | Thermal shutdown temperature | 155 | °C | |||
| TJ(OFF-HYS) | Thermal shutdown hysteresis | 20 | °C | |||
| BAT_EN , BQ24041 | ||||||
| IBAT_EN | Current Sourced out of terminal | VBAT_EN < 1.4 V | 2.3 | 5 | 9 | μA |
| VIL | Logic LOW enables charger | 0 | 0.4 | V | ||
| VIH | Logic HIGH disables charger | 1.1 | 6 | V | ||
| VCLAMP | Floating Clamp Voltage | Floating BAT_EN terminal | 1.4 | 1.6 | 1.8 | V |
| LOGIC LIVELS ON ISET2 | ||||||
| VIL | Logic LOW input voltage | Sink 8 μA | 0.4 | V | ||
| VIH | Logic HIGH input voltage | Source 8 μA | 1.4 | V | ||
| IIL | Sink current required for LO | VISET2 = 0.4V | 2 | 9 | μA | |
| IIH | Source current required for HI | VISET2 = 1.4V | 1.1 | 9.5 | μA | |
| VFLT | ISET2 Float Voltage | 575 | 900 | 1225 | mV | |
| AUTO START, ASI AND ASO TERMINALS, BQ24041 | ||||||
| VASIL | Has 200k Internal Pull-down | 0.4 | V | |||
| VASIH | 1.3 | V | ||||
| VASOL | Auto Start Output Sinks 1mA | 0.4 | V | |||
| VASOH | Auto Start Input Sources 1mA | VOUT - 0.4 | V | |||
| LOGIC LEVELS ON CHG AND PG | ||||||
| VOL | Output LOW voltage | ISINK = 5 mA | 0.4 | V | ||
| ILEAK | Leakage current into IC | V CHG = 5V, V PG = 5V | 1 | μA | ||