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MAX17019 Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX17019 Datasheet(HTML) 4 Page - Maxim Integrated Products |
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4 / 27 page  (Standard Application Circuit, VINLDO = 12V, VINA = VINBC = VDD = VCC = VBYP = VCSPA = VCSNA = 5V, VIND = 1.8V, VSHDN = VONA = VONB = VONC = VOND = 5V, IREF = ILDO5 = IOUTD = no load, FREQ = GND, UP/DN = VCC, TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS REGULATOR A (Main Step-Down) Output Voltage-Adjust Range Step-down configuration (UP/DN = VCC) 1.0 VCC + 0.3 V FBA Regulation Voltage VFBA Step-down configuration (UP/DN = VCC), VCSPA - VCSNA = 0 to 20mV, 90% duty cycle 0.968 0.97 1.003 V FBA Regulation Voltage (Overload) VFBA Step-down configuration (UP/DN = VCC), VCSPA - VCSNA = 0 to 20mV, 90% duty cycle 0.930 1.003 V FBA Load Regulation ∆VFBA Step-down configuration (UP/DN = VCC), VCSPA - VCSNA = 0 to 20mV 16 mV FBA Line Regulation UP /DN = VCC, 0 to 100% duty cycle Step-down (UP/DN = VCC) 10 16 22 mV FBA Input Current IFBA UP /DN = GND or VCC, TA = +25°C -100 -5 +100 nA Current-Sense Input Common- Mode Range VCSA 0 VCC + 0.3V V Current-Sense Input Bias Current ICSA TA = +25°C 40 60 µA Idle Mode™ Threshold VIDLEA 4 mV Current-Limit Threshold (Positive) VILIMA 18 20 22 mV Zero-Crossing Threshold VIZX 1 mV DHA Gate Driver On-Resistance RDH DHA forced high and low 2.5 5 Ω DLA Gate Driver On-Resistance RDL DLA forced high 2.5 5 Ω DLA forced low 1.5 3 DHA Gate Driver Source/Sink Current IDH DHA forced to 2.5V 0.7 A DLA Gate Driver Source/Sink Current IDL(SRC) DLA forced to 2.5V 0.7 A IDL(SNK) DLA forced to 2.5V 1.5 REGULATOR B (Internal 3A Step-Down Converter) FBB Regulation Voltage ILXB = 0% duty cycle (Note 2) 0.747 0.755 0.762 V FBB Regulation Voltage (Overload) VFBB ILXB = 0 to 2.5A, 0% duty cycle (Note 2) 0.720 0.762 V FBB Load Regulation ∆VFBB/∆ILXB ILXB = 0 to 2.5A -5 mV/A FBB Line Regulation 0 to 100% duty cycle 7 8 10 mV FBB Input Current IFBB TA = +25°C -100 -5 +100 nA Internal MOSFET On-Resistance High-side n-channel 75 150 mΩ Low-side n-channel 40 80 LXB Peak Current Limit IPKB 3.0 3.45 4.0 A LXB Idle-Mode Trip Level IIDLEB 0.8 A LXB Zero-Crossing Trip Level IZXB 100 mA MAX17019 High-Input-Voltage Quad-Output Controller www.maximintegrated.com Maxim Integrated │ 4 Electrical Characteristics (TA = 0°C to +85°C) (continued) |
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