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MCT8317A Datasheet(PDF) 12 Page - Texas Instruments |
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MCT8317A Datasheet(HTML) 12 Page - Texas Instruments |
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12 / 161 page  TJ = –40°C to +150°C, VVM = 4.5 to 20 V (unless otherwise noted). Typical limits apply for TA = 25°C, VVM = 12 V PARAMETER TEST CONDITIONS MIN TYP MAX UNIT PROTECTION CIRCUITS VOVP Supply overvoltage protection (OVP) VM rising 21 22 23 V VM falling 20 21 22 V VOVP_HYS Supply overvoltage protection hysteresis Falling to rising threshold 900 1000 1100 mV tOVP Supply overvoltage protection deglitch time 3 5 7 µs VUVLO Supply undervoltage lockout (UVLO) VM rising 4.25 4.4 4.61 V VM falling 4.1 4.2 4.35 V VUVLO_HYS Supply undervoltage lockout hysteresis Rising to falling threshold 140 210 350 mV tUVLO Supply undervoltage lockout deglitch time 3 5 7 µs VVIN_AVDD_U V AVDD supply input undervoltage lockout (VIN_AVDD_UV) VIN_AVDD rising 4.25 4.4 4.61 V VIN_AVDD falling 4.1 4.2 4.35 V VVIN_AVDD_U V_HYS Supply undervoltage lockout hysteresis Rising to falling threshold 140 210 350 mV VCPUV Charge pump undervoltage lockout (above VM) Supply rising 2.64 2.8 2.95 V Supply falling 2.4 2.6 2.7 V VCPUV_HYS Charge pump undervoltage lockout hysteresis Rising to falling threshold 180 210 245 mV tCPUV Charge pump undervoltage lockout deglitch time 3 5 7 µs VAVDD_UV Analog regulator undervoltage lockout Supply rising 2.7 2.8 2.9 V Supply falling 2.6 2.7 2.8 V VAVDD_UV_H YS Analog regulator undervoltage lockout hysteresis Rising to falling threshold 80 100 150 mV IOCP Overcurrent protection trip point 6 9.5 12 A tBLANK (1) Overcurrent protection blanking time OCP_TBLANK = 00b 0.15 0.3 0.45 µs OCP_TBLANK = 01b 0.45 0.7 0.85 µs OCP_TBLANK = 10b 0.7 1 1.25 µs OCP_TBLANK = 10b 0.9 1.2 1.5 µs tOCP (1) Overcurrent protection deglitch time OCP_DEG = 00b 0.1 0.3 0.45 µs OCP_DEG = 01b 0.35 0.6 0.85 µs OCP_DEG = 10b 0.6 0.9 1.25 µs OCP_DEG = 11b 0.8 1.2 1.5 µs tRETRY Fault retry time TRETRY = 00b 350 500 700 ms TRETRY = 01b 750 1000 1300 ms TRETRY = 10b 1650 2000 2450 ms TRETRY = 11b 4350 5000 5850 ms TOTW Thermal warning temperature Die temperature (TJ) Rising 110 125 140 °C TOTW_HYS Thermal warning hysteresis Die temperature (TJ) 15 20 25 °C TOTS Thermal shutdown temperature Die temperature (TJ) Rising 145 160 175 °C TOTS_HYS Thermal shutdown hysteresis Die temperature (TJ) 15 20 25 °C (1) (tOCP + tBLANK) must not exceed 2.2 µs MCT8317A SLLSFQ2 – JANUARY 2023 www.ti.com 12 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated Product Folder Links: MCT8317A |
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