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TMUX7436FPWR датащи(PDF) 30 Page - Texas Instruments |
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TMUX7436FPWR датащи(HTML) 30 Page - Texas Instruments |
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30 / 50 page ![]() VS 0 V tRESPONSE(FLAG)_VDD VFF VDD + 0.5 V 0 V 0.5 V VS 0 V tRESPONSE(FLAG)_VSS VFN - 0.5 V tRESPONSE(FLAG) = max ( tRESPONSE(FLAG)_VDD, tRESPONSE(FLAG)_VSS) 5 V VFF 0.5 V 5 V 0 V CL_xF GND RPU 5 V RL VDD VSS VDD VSS 0.1 µF 0.1 µF S1A GND D1 Output S1B CL RL S2A D2 Output S2B CL VS VS SF/FF Figure 7-11. Fault Flag Response Time Measurement Setup 7.11 Fault Flag Recovery Time Fault flag recovery time (tRECOVERY(FLAG)) measures the delay between the source voltage falling from overvoltage condition to below fault supply voltage (VDD or VSS) plus 0.5 V and the general fault flag (FF) pin to rise above 3 V with 5 V external pull-up. Figure 7-12 shows the setup used to measure tRECOVERY(FLAG). CL_xF GND RPU 5 V RL VDD VSS VDD VSS 0.1 µF 0.1 µF S1A GND D1 Output S1B CL RL S2A D2 Output S2B CL VS VS SF/FF tRECOVERY(FLAG)_VDD VFF 0 V 3 V tRECOVERY(FLAG)_VSS tRECOVERY(FLAG) = max ( tRECOVERY(FLAG)_VDD, tRECOVERY(FLAG)_VSS) 5 V 0 V 3 V 5 V VDD + 0.5 V 0 V VDD - 0.5 V 0 V VS VS VFF Figure 7-12. Fault Flag Recovery Time Measurement Setup TMUX7436F SCDS459A – OCTOBER 2022 – REVISED NOVEMBER 2022 www.ti.com 30 Submit Document Feedback Copyright © 2022 Texas Instruments Incorporated Product Folder Links: TMUX7436F |
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