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MAX22190 Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX22190 Datasheet(HTML) 4 Page - Maxim Integrated Products |
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4 / 40 page ![]() VL - VGND = +3.0V to +5.5V, VDD - VGND = +3.0V to +5.5V, TA = -40°C to +125°C, unless otherwise noted. CL = 15pF. Typical values are at VL - VGND = +3.3V, VDD - VGND = +3.3V, VDD24 - VGND = +24V, IN_ = +24V, and TA = +25°C. (Note 1) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS VDD Undervoltage-Lockout Threshold VUVLO VDD rising 2.4 2.9 V VDD Undervoltage-Lockout Threshold Hysteresis VUVHYST 0.07 V VDD24 Undervoltage-Lockout Threshold VUVLO24 VDD24 rising 6 6.8 V VDD24 Undervoltage-Lockout Threshold Hysteresis VUVHYST24 0.5 V VL Undervoltage-Lockout Threshold VUVLOVL VL rising 0.9 1.6 V VL Undervoltage-Lockout Threshold Hysteresis VUVHYSTVL 0.07 V Regulator Output Voltage VDD ILOAD = 1mA, VDD24 ≥ 7V 3.0 3.3 3.6 V Line Regulation dVDDLINE ILOAD = 1mA, VDD24 = 12V to 24V 0 mV Load Regulation dVDDLOAD ILOAD = 1mA to 10mA, VDD24 = 24V 4 mV Regulator Current Capability IDD_CC 25 mA Short-Circuit Current IDD24_SC VDD24 current when VDD shorted to GND 28 50 mA READY Threshold VREADY VDD rising, VDD24 = 0V 2.4 2.9 V READY Threshold Hysteresis VREADY_HYST 0.07 V READY Delay READYDELAY VDD valid to READY low 1 ms SUPPLY ALARMS VDD24 UV Alarm On/Off VALRMOFFUV Rising VDD24, under voltage 17 V VDD24 UV Alarm Off/On VALRMONUV Falling VDD24, under voltage 15 V Glitch Filter for VDD24 UV 3 µs VDD24 VM Alarm On/Off VALRMOFFVM Rising VDD24, missing voltage 13.9 V VDD24 VM Alarm Off/On VALRMONVM Falling VDD24, missing voltage 12.1 V Glitch Filter for VDD24 VM 3 µs TEMPERATURE ALARMS Overtemperature Alarm 1 TALRM1 ALRMT1 bit set in FAULT1 register 115 °C Overtemperature Alarm 2 TALRM2 ALRMT2 bit set in FAULT1 register 140 °C Overtemperature Alarm Hysteresis TALRM_HYS 10 °C Thermal-Shutdown Threshold TSHDN OTSHDN bit set in FAULT2 register 165 °C Thermal-Shutdown Hysteresis TSHDN_HYS 10 °C MAX22190 Octal Industrial Digital Input with Diagnostics www.maximintegrated.com Maxim Integrated │ 4 DC Electrical Characteristics (continued) |
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