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A6850KL-T Datasheet(PDF) 3 Page - Allegro MicroSystems |
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A6850KL-T Datasheet(HTML) 3 Page - Allegro MicroSystems |
3 / 9 page Dual Channel Switch Interface IC A6850 3 Allegro MicroSystems, Inc. 115 Northeast Cutoff Worcester, Massachusetts 01615-0036 U.S.A. 1.508.853.5000; www.allegromicro.com ELECTRICAL CHARACTERISTICS at TJ = -40 to +150°C (unless noted otherwise) Characteristics Symbol Test Conditions Min. Typ. Max. Units Supply Input Voltage Range VIN 4.75 – 26.5 V Supply Input Quiescent Current IINQ Operating mode, IOUTPUTx = 0 mA – – 5.0 mA Sleep mode: ENABLE1 and ENABLE2 low VOUTPUT1 = VOUTPUT2 = 0 V –– 15 μA Power-Up Time1 tON –– 20 μs Output Rise Time2 trLH IOUTPUTx = 0 to –10 mA, 10% to 90%VSENSEx – 0.18 1.5 μs Output Fall Time2 tfHL IOUTPUTx = 0 to –10 mA, 90% to 10%VSENSEx – 1.4 3.5 μs Enable Delay Time2 tENdlyLH IOUTPUTx = –5 mA, 50% ENABLEx to 50%VSENSEx – 150 500 ns Disable Delay Time2 tENdlyHL IOUTPUTx = –5 mA, 50% ENABLEx to 50%VSENSEx – 4.0 7.5 μs OUTPUTx Source Resistance RDS(on) IOUTPUTx = –20 mA – – 35 Ω OUTPUTx Leakage Current IOUTPUTQ VOUTPUTx = 0 V; disabled – – –20 μA SENSEx Output Current Offset3 ISENSE(ofs) ISENSEx = (IOUTPUTx / 10) + ISENSE(ofs), IOUTPUT = –2 mA to –20 mA –100 – 100 μA ISENSEQ VSENSEx = 0 V; disabled – – 10 μA SENSEx Voltage4 VSENSEx VIN > 7 V 0 – 6 V VIN < 7 V 0 – VIN – 1 V ENABLEx Input Voltage Range VENABLEH 2.0 – – V VENABLEL – – 0.4 V ENABLEx Input Hysteresis VENABLEhys At least one output enabled 125 – 375 mV ENABLEx Current IENABLE ENABLEx = 2.0 V – 40 100 μA ENABLEx = 0.4 V – 8.0 20 μA OUTPUT Current Limit IOUTPUTM –25.0 –35.0 –45.0 mA OUTPUT Reverse Bias Current IOUTPUT(rvrs) Reverse bias blocking: VIN = 4.75 V, VOUTPUT = 26.5 V – 500 750 μA Overvoltage Protection Threshold VOVP Rising VIN 27.0 – 33.0 V Overvoltage Protection Hysteresis VOVPhys – 2.0 – V Thermal Shutdown Threshold TTSD Temperature Increasing – 175 – °C Thermal Shutdown Hysteresis TTSDhys –15 – °C 1Delay from end of Sleep mode to outputs enabled. 2 RSENSEx = 1.5 kΩ. 3For input and output current specifications, negative current is defined as coming out of (sourced from) the specified device pin. 4User to ensure that VSENSEx remains within the specified range. If VSENSEx exceeds the maximum value, the device is self-protected by an internal clamp, but not all parameters perform as specified. |
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