Datasheet LM193, LM293, LM293A, LM393, LM393A, LM2903, LM2903V (Texas Instruments) - 6

LM193, LM293, LM293A , LM393 , LM393A , LM2903, LM2903V
SLCS005Z – OCTOBER 1979 – REVISED OCTOBER 2017
www.ti.com 6.4 Thermal Information LM293, LM393, LM2903 (all suffixes) LM293, LM393, LM2903 DGK THERMAL METRIC(1) D (SOIC) P (PDIP) PS (SO) PW (TSSOP) UNIT (VSSOP) 8 PINS 8 PINS 8 PINS 8 PINS 8 PINS
RθJA Junction-to-ambient thermal resistance 131.8 199.4 73.7 139 194.1 °C/W RθJC(top) Junction-to-case (top) thermal 78.4 90.2 62.6 98.9 77 °C/W resistance RθJB Junction-to-board thermal resistance 72.2 120.8 50.8 83.7 123 °C/W Junction-to-top characterization ψJT 26.5 21.5 39.2 47.4 13.1 °C/W parameter Junction-to-board characterization ψJB 71.7 119.1 50.7 83 121.3 °C/W parameter (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report.
6.5 Thermal Information LM193 LM193 THERMAL METRIC(1) JG (GDIP) FK (LCCC) UNIT 8 PINS 20 PINS
RθJC(top) Junction-to-case (top) thermal resistance 14.5 5.61 °C/W (1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report. 6 Submit Documentation Feedback Copyright © 1979–2017, Texas Instruments Incorporated Product Folder Links: LM193 LM293 LM293A LM393 LM393A LM2903 LM2903V Document Outline 1 Features 2 Applications 3 Description Table of Contents 4 Revision History 5 Pin Configuration and Functions 6 Specifications 6.1 Absolute Maximum Ratings 6.2 ESD Ratings 6.3 Recommended Operating Conditions 6.4 Thermal Information LM293, LM393, LM2903 (all suffixes) 6.5 Thermal Information LM193 6.6 Electrical Characteristics for LM193, LM293, and LM393 (without A suffix) 6.7 Electrical Characteristics for LM293A and LM393A 6.8 Electrical Characteristics for LM2903, LM2903V, and LM2903AV 6.9 Switching Characteristics (all devices) 6.10 Typical Characteristics 7 Detailed Description 7.1 Overview 7.2 Functional Block Diagram 7.3 Feature Description 7.4 Device Functional Modes 7.4.1 Voltage Comparison 8 Application and Implementation 8.1 Application Information 8.2 Typical Application 8.2.1 Design Requirements 8.2.2 Detailed Design Procedure 8.2.2.1 Input Voltage Range 8.2.2.2 Minimum Overdrive Voltage 8.2.2.3 Output and Drive Current 8.2.2.4 Response Time 8.2.3 Application Curves 9 Power Supply Recommendations 10 Layout 10.1 Layout Guidelines 10.2 Layout Example 11 Device and Documentation Support 11.1 Related Links 11.2 Receiving Notification of Documentation Updates 11.3 Community Resources 11.4 Trademarks 11.5 Electrostatic Discharge Caution 11.6 Glossary 12 Mechanical, Packaging, and Orderable Information