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MAX8795AETJ Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX8795AETJ Datasheet(HTML) 6 Page - Maxim Integrated Products |
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6 / 31 page  TFT-LCD DC-DC Converter with Operational Amplifiers 6 _______________________________________________________________________________________ ELECTRICAL CHARACTERISTICS (continued) (VIN = 3V, VMAIN = VSUP = 14V, VPGND = VAGND = VBGND = 0V, IREF = 25µA, TA = -40°C to +85°C, unless otherwise noted.) (Note 3) PARAMETER SYMBOL CONDITIONS MIN MAX UNITS GATE-OFF LINEAR-REGULATOR CONTROLLER FBN Regulation Voltage VFBN IDRVN = 100µA, VREF - VFBN 0.972 1.022 V FBN Effective Load-Regulation Error (Transconductance) VDRVN = -10V, IDRVN = 50µA to 1mA 25 mV FBN Line (IN) Regulation Error IDRVN = 0.1mA, 2.5V < VIN < 6V ± 5 mV DRVN Source Current IDRVN VFBN = 300mV, VDRVN = -10V 1 mA POSITIVE GATE-DRIVER TIMING AND CONTROL SWITCHES DEL Capacitor Charge Current During startup, VDEL = 1V 4 6 µA DEL Turn-On Threshold VTH(DEL) 1.19 1.31 V CTL Input Low Voltage VIN = 2.5V to 5.5V 0.6 V CTL Input High Voltage VIN = 2.5V to 5.5V 2 V SRC Input Voltage Range 36 V VDEL = 1.5V, CTL = IN 300 SRC Input Current ISRC VDEL = 1.5V, CTL = AGND 200 µA SRC-to-COM Switch On-Resistance RSRC(ON) VDEL = 1.5V, CTL = IN 10 Ω DRN-to-COM Switch On-Resistance RDRN(ON) VDEL = 1.5V, CTL = AGND 60 Ω ELECTRICAL CHARACTERISTICS (VIN = 3V, VMAIN = VSUP = 14V, VPGND = VAGND = VBGND = 0V, IREF = 25µA, TA = 0°C to +105°C. Typical values are at TA = +25°C, unless otherwise noted.) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS IN Supply Range VIN (Note 2) 2.5 6.0 V IN Undervoltage-Lockout Threshold VUVLO VIN rising, typical hysteresis = 50mV 2.05 2.25 2.45 V VFB = VFBP = 1.3V, VFBN = 0V, LX not switching 0.6 1.0 IN Quiescent Current IIN VFB = 1.2V, VFBP = 1.4V, VFBN = 0V, LX switching 23 mA Duration-to-Trigger Fault Condition VFB or FBP below threshold or FBN above threshold 200 ms TA = +25°C to +105°C 1.238 1.250 1.262 REF Output Voltage No external load TA = 0°C to +105°C 1.232 1.250 1.266 V REF Load Regulation 0 < ILOAD < 50µA 10 mV REF Sink Current In regulation 10 µA REF Undervoltage-Lockout Threshold Rising edge, typical hysteresis = 160mV 1.15 V Temperature rising +160 Thermal Shutdown Hysteresis 15 °C |
Similar Part No. - MAX8795AETJ |
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Similar Description - MAX8795AETJ |
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