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BQ24313DSGR Datasheet(PDF) 3 Page - Texas Instruments |
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BQ24313DSGR Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 22 page  ELECTRICAL CHARACTERISTICS bq24313 bq24315 www.ti.com............................................................................................................................................... SLUS817A – MARCH 2008 – REVISED NOVEMBER 2008 over junction temperature range –40°C to 125°C and recommended supply voltage (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT IN Undervoltage lock-out, input power UVLO CE = Low, VIN increasing from 0V to 3V 2.6 2.7 2.8 V detected threshold Vhys(UVLO) Hysteresis on UVLO CE = Low, VIN decreasing from 3V to 0V 200 260 300 mV Deglitch time, input power detected CE = Low. Time measured from VIN 0V → 5V 1µs tDGL(PGOOD) 8 ms status rise-time, to output turning ON CE = Low, No load on OUT pin, IDD Operating current 400 600 µA VIN = 5V, R(ILIM) = 25kΩ ISTDBY Standby current CE = High, VIN = 5V 65 95 µA INPUT TO OUTPUT CHARACTERISTICS VDO Drop-out voltage IN to OUT CE = Low, VIN = 5V, IOUT = 1A 170 280 mV OUPUT VOLTAGE REGULATION VO(REG) Output voltage CE = Low, VIN = 6.5V, IOUT = bq24313 5.67 5.85 6.03 V 1A CE = Low, VIN = 5.7V, IOUT = bq24315 5.3 5.5 5.7 1A INPUT OVERVOLTAGE PROTECTION bq24313 10.2 10.5 10.8 CE = Low, VIN increasing VOVP Input overvoltage protection threshold V from 5V to 11V bq24315 5.71 5.85 6.00 tPD(OVP) Input OV propagation delay(1) CE = Low 200 ns Hysteresis on OVP CE = Low, VIN decreasing bq24313 60 120 180 Vhys(OVP) mV from 11V to 5V bq24315 20 60 110 Recovery time from input overvoltage CE = Low, Time measured from tON(OVP) 8 ms condition VIN 7.5V → 5V, 1µs fall-time INPUT OVERCURRENT PROTECTION Input overcurrent protection threshold IOCP 300 1500 mA range CE = Low, R(ILIM) = 24.9kΩ, IOCP Input overcurrent protection threshold 900 1000 1100 mA 3 V ≤ VIN < VOVP – Vhys(OVP) Adjustable current limit factor A ＝ K(ILIM) 25 k Ω Blanking time, input overcurrent tBLANK(OCP) 176 µs detected Recovery time from input overcurrent tREC(OCP) 64 ms condition BATTERY OVERVOLTAGE PROTECTION Battery overvoltage protection BVOVP CE = Low, VIN > 4.4V 4.30 4.35 4.4 V threshold Vhys(Bovp) Hysteresis on BVOVP CE = Low, VIN > 4.4V 200 275 320 mV I(VBAT) Input bias current on VBAT pin V(VBAT) = 4.4V, TJ = 25°C 10 nA Deglitch time, battery overvoltage CE = Low, VIN > 4.4V. Time measured from V(VBAT) tDGL(Bovp) 176 µs detected rising from 4.1V to 4.4V to FAULT going low. THERMAL PROTECTION TJ(OFF) Thermal shutdown temperature 140 150 °C TJ(OFF-HYS) Thermal shutdown hysteresis 20 °C LOGIC LEVELS ON CE VIL Low-level input voltage 0 0.4 V VIH High-level input voltage 1.4 V IIL Low-level input current V(/CE) = 0V 1 µA (1) Not tested in production. Specified by design. Copyright © 2008, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): bq24313 bq24315 |
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