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BQ24020DRCRG4 Datasheet(PDF) 3 Page - Texas Instruments |
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BQ24020DRCRG4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 20 page www.ti.com (1) I O(OUT) + K (SET) V (SET) R SET RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS bq24020 ,, bq24022,, bq24023 bq24024, bq24025, bq24026 bq24027 SLUS549D – DECEMBER 2002 – REVISED MARCH 2006 over operating free-air temperature range (unless otherwise noted) MIN NOM MAX UNIT Supply voltage (from AC input), VCC 4.5 6.5 V Supply voltage (from USB input), VCC 4.35 6.5 V Operating junction temperature range, TJ –40 125 °C over 0°C ≤ T J ≤ 125°C and recommended supply voltage, unless otherwise noted PARAMETER TEST CONDITIONS MIN TYP MAX UNIT INPUT CURRENT ICC(VCC) VCC current VCC > VCC(min) 1.2 2.0 mA ICC(SLP) Sleep current Sum of currents into OUT pin, VCC < V(SLP) 2 5 ICC(STBY) Standby current CE = High 0°C ≤T J ≤ 85°C 1 150 IIB(OUT) Input current on OUT pin Charge DONE VCC > VCC(MIN) 5 µA IIB(CE) Input current on CE pin 1 IIB(TTE) Input bias current on TTE pin 1 IIB(TE) Input bias current on TE pin 1 VOLTAGE REGULATION VO(REG) + V(DO-MAX) ≤ VCC , I(TERM) < IO(OUT) ≤ 1 A VO(REG) Output voltage, 4.20 V TA = 25°C –0.35% 0.35% Voltage regulation accuracy –1% 1% VO(OUT) = VO(REG) IO(OUT) = 1A 350 500 V(DO) AC dropout voltage (V(AC)–V(OUT)) VO(REG) + V(DO-MAX)) ≤ VCC VO(OUT) = VO(REG) ISET2 = High 350 500 mV VO(REG) + V(DO-MAX)) ≤ VCC USB dropout voltage V(DO) (V(USB) – V(OUT)) VO(OUT) = VO(REG) ISET2 = Low 60 100 VO(REG) + V(DO-MAX)) ≤ VCC CURRENT REGULATION VI(OUT) > V(LOWV) VCC ≥ 4.5 V 50 1000 IO(OUT) AC output current range(1) VI(AC)– VI(OUT) > V(DO-MAX) VCC(MIN) ≥ 4.5 V VI(OUT) > V(LOWV) 80 100 mA VUSB– VI(OUT) > V(DO-MAX) ISET2 = Low IO(OUT) USB output current range VCC(MIN) ≥ 4.5 V VI(OUT) > V(LOWV) 400 500 VUSB– VI(OUT) > V(DO-MAX) ISET2 = High Voltage on ISET1 pin, VCC ≥ 4.5 V, VIN ≥ 4.5 V, 2.463 2.500 2.538 V(SET) Output current set voltage V VI(OUT) > V(LOWV), VIN– VI(OUT) > V(DO-MAX) 50 mA ≤ I O(OUT) ≤ 1 A 307 322 337 K(SET) Output current set factor 10 mA ≤ I O(OUT) < 50 mA 296 320 346 1 mA ≤ I O(OUT) < 10 mA 246 320 416 3 Submit Documentation Feedback |
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