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OPA2991IDDFR Datasheet(PDF) 12 Page - Texas Instruments |
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OPA2991IDDFR Datasheet(HTML) 12 Page - Texas Instruments |
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12 / 77 page  (2) This package option is preview for OPA991. 6.5 Thermal Information for Dual Channel THERMAL METRIC (1) OPA2991, OPA2991S UNIT D (SOIC) DDF (2) (SOT-23-8) DGK (2) (VSSOP) DGS (2) (VSSOP) DSG (WSON) PW (TSSOP) RUG (X2QFN) 8 PINS 8 PINS 8 PINS 10 PINS 8 PINS 8 PINS 10 PINS RθJA Junction-to-ambient thermal resistance 130.7 TBD TBD TBD 77.6 185.1 142.3 °C/W RθJC(top) Junction-to-case (top) thermal resistance 72.8 TBD TBD TBD 93.7 74.0 53.5 °C/W RθJB Junction-to-board thermal resistance 74.0 TBD TBD TBD 43.9 115.7 68.5 °C/W ψJT Junction-to-top characterization parameter 24.0 TBD TBD TBD 4.4 12.3 1.0 °C/W ψJB Junction-to-board characterization parameter 73.3 TBD TBD TBD 43.9 114.0 68.4 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance N/A TBD TBD TBD 19.0 N/A N/A °C/W (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953. (2) This package option is preview for OPA2991. 6.6 Thermal Information for Quad Channel THERMAL METRIC (1) OPA4991, OPA4991S UNIT D (2) (SOIC) PW (2) (TSSOP) RTE (2) (WQFN) RUC (2) (WQFN) 14 PINS 14 PINS 16 PINS 16 PINS 14 PINS RθJA Junction-to-ambient thermal resistance TBD TBD TBD TBD TBD °C/W RθJC(top) Junction-to-case (top) thermal resistance TBD TBD TBD TBD TBD °C/W RθJB Junction-to-board thermal resistance TBD TBD TBD TBD TBD °C/W ψJT Junction-to-top characterization parameter TBD TBD TBD TBD TBD °C/W ψJB Junction-to-board characterization parameter TBD TBD TBD TBD TBD °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance TBD TBD TBD TBD TBD °C/W (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953. (2) This package option is preview for OPA4991. OPA991, OPA2991, OPA4991 SBOS969D – OCTOBER 2019 – REVISED JULY 2020 www.ti.com 12 Submit Document Feedback Copyright © 2020 Texas Instruments Incorporated |
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