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OPA2145 Datasheet(PDF) 7 Page - Texas Instruments |
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OPA2145 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 40 page 7 OPA145, OPA2145, OPA4145 www.ti.com SBOS427 – JUNE 2017 Product Folder Links: OPA145 OPA2145 OPA4145 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. 7.5 Thermal Information: OPA2145 THERMAL METRIC(1) OPA2145 UNIT D (SOIC) DGK (VSSOP) DSD (SON) 8 PINS 8 PINS 8 PINS RθJA Junction-to-ambient thermal resistance 136 143 47 °C/W RθJC(top) Junction-to-case (top) thermal resistance 74 47 47 °C/W RθJB Junction-to-board thermal resistance 62 64 22 °C/W ΨJT Junction-to-top characterization parameter 19.7 5.3 0.7 °C/W ΨJB Junction-to-board characterization parameter 54.8 62.8 22.6 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance N/A N/A 9.5 °C/W (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. 7.6 Thermal Information: OPA4145 THERMAL METRIC(1) OPA4145 UNIT D (SOIC) PW (TSSOP) RUM (QFN) 14 PINS 14 PINS 16 PINS RθJA Junction-to-ambient thermal resistance 86 93 35 °C/W RθJC(top) Junction-to-case (top) thermal resistance 46 28 33 °C/W RθJB Junction-to-board thermal resistance 41 34 13 °C/W ΨJT Junction-to-top characterization parameter 11.3 1.9 0.3 °C/W ΨJB Junction-to-board characterization parameter 40.7 33.1 13.0 °C/W RθJC(bot) Junction-to-case (bottom) thermal resistance N/A N/A 3.3 °C/W |
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