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ISO7740FDWR Datasheet(PDF) 7 Page - Texas Instruments |
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ISO7740FDWR Datasheet(HTML) 7 Page - Texas Instruments |
7 / 43 page 7 ISO7740, ISO7741, ISO7742 www.ti.com SLLSEP4D – MARCH 2016 – REVISED MAY 2017 Product Folder Links: ISO7740 ISO7741 ISO7742 Submit Documentation Feedback Copyright © 2016–2017, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report (SPRA953). 6.4 Thermal Information THERMAL METRIC(1) ISO774x UNIT DW (SOIC) DBQ (QSOP) 16 Pins 16 Pins RθJA Junction-to-ambient thermal resistance 83.4 109 °C/W RθJC(top) Junction-to-case(top) thermal resistance 46 54.4 °C/W RθJB Junction-to-board thermal resistance 48 51.9 °C/W ψJT Junction-to-top characterization parameter 19.1 14.2 °C/W ψJB Junction-to-board characterization parameter 47.5 51.4 °C/W RθJC(bottom) Junction-to-case(bottom) thermal resistance — — °C/W 6.5 Power Rating PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ISO7740 PD Maximum power dissipation VCC1 = VCC2 = 5.5 V, TJ = 150°C, CL = 15 pF, Input a 50-MHz 50% duty cycle square wave 200 mW PD1 Maximum power dissipation by side-1 40 mW PD2 Maximum power dissipation by side-2 160 mW ISO7741 PD Maximum power dissipation VCC1 = VCC2 = 5.5 V, TJ = 150°C, CL = 15 pF, Input a 50-MHz 50% duty cycle square wave 200 mW PD1 Maximum power dissipation by side-1 50 mW PD2 Maximum power dissipation by side-2 150 mW ISO7742 PD Maximum power dissipation VCC1 = VCC2 = 5.5 V, TJ = 150°C, CL = 15 pF, Input a 50-MHz 50% duty cycle square wave 200 mW PD1 Maximum power dissipation by side-1 100 mW PD2 Maximum power dissipation by side-2 100 mW |
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