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LM5021-Q1 Datasheet(PDF) 6 Page - Texas Instruments |
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LM5021-Q1 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 34 page  LM5021-Q1 SNVSA90 – DECEMBER 2014 www.ti.com Electrical Characteristics (continued) MIN and MAX limits apply –40°C ≤ TJ ≤ 125°C. Unless otherwise specified: TJ= +25°C, VIN = 15 V, RT = 44.2 kΩ. (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SLOPE COMPENSATION CS pin to PWM Slope comp amplitude VSLP Comparator offset at 70 90 135 mV (LM5021-1 only) maximum duty cycle OUTPUT SECTION IOUT = 50 mA, VOUTH OUT high saturation 0.6 1.1 V VCC - OUT VOUTL OUT low saturation IOUT = 100 mA 0.3 1 V IO_SRC Peak source current OUT = VCC/2 0.3 A IO_SNK Peak sink current OUT = VCC/2 0.7 A tr Rise time Cload = 1nF 25 ns tf Fall time Cload = 1nF 10 ns HICCUP MODE VOVLD Over load detection threshold COMP pin VSS-OCV – 0.8 VSS-OCV – 0.6 VSS-OCV– 0.4 V VHIC Hiccup mode threshold SS pin VSS-OCV – 0.8 VSS-OCV – 0.6 VSS-OCV– 0.4 V VRST Hiccup mode Restart threshold SS pin 0.1 0.3 0.5 V IDTCS Dead-time current source 0.1 0.25 0.4 µA Overload detection timer current IOVCS 6 10 14 µA source 6 Submit Documentation Feedback Copyright © 2014, Texas Instruments Incorporated Product Folder Links: LM5021-Q1 |
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