SNIS152E May   2009  – July 2015 LM57

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics - Accuracy Characteristics - Trip Point Accuracy
    6. 7.6 Electrical Characteristics - Accuracy Characteristics - VTEMP Analog Temperature Sensor Output Accuracy
    7. 7.7 Electrical Characteristics
    8. 7.8 Switching Characteristics
    9. 7.9 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 LM57 VTEMP Temperature-to-Voltage Transfer Function
        1. 8.3.1.1 LM57 VTEMP Voltage-to-Temperature Equations
      2. 8.3.2 RSENSE
      3. 8.3.3 Resistor Selection
      4. 8.3.4 TOVER and TOVER Digital Outputs
        1. 8.3.4.1 TOVER and TOVER Noise Immunity
      5. 8.3.5 Trip Test Digital Input
      6. 8.3.6 VTEMP Analog Temperature Sensor Output
        1. 8.3.6.1 VTEMP Noise Considerations
        2. 8.3.6.2 VTEMP Capacitive Loads
        3. 8.3.6.3 VTEMP Voltage Shift
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 ADC Input Considerations
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Selection of RSENSE Resistors
      3. 9.2.3 Application Curves
      4. 9.2.4 Grounding of the TRIP TEST Pin
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Temperature Considerations
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Community Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Device Comparison Table

ORDER NUMBER PACKAGE GRADE (TEMP RANGE) VTEMP ACCURACY TRIP POINT ACCURACY HYSTERESIS
LM57BISD-5, LM57BISDX-5 WSON/SD/NGR/DFN (8) Commercial (-50°C to 150°C) ±0.8°C ±1.5°C 5°C
LM57BISD-10, LM57BISDX-10 WSON/SD/NGR/DFN (8) Commercial (-50°C to 150°C) ±0.8°C ±1.5°C 10°C
LM57CISD-5, LM57CISD-5 WSON/SD/NGR/DFN (8) Commercial (-50°C to 150°C) ±1.3°C ±2.3°C 5°C
LM57CISD-10, LM57CISDX-10 WSON/SD/NGR/DFN (8) Commercial (-50°C to 150°C) ±1.3°C ±2.3°C 10°C
LM57FPW, LM57FPWR PW/TSSOP (8) Commercial (-50°C to 150°C) ±1.3°C ±2.3°C 5°C
LM57TPW, LM57TPWR PW/TSSOP (8) Commercial (-50°C to 150°C) ±1.3°C ±2.3°C 10°C
LM57FSPWQ1, LM57FSPWRQ1(1) PW/TSSOP (8) Automotive Grade 0 Extended (-50°C to 160°C) ±1.3°C ±2.3°C 5°C
LM57TSPWQ1, LM57TSPWRQ1(1) PW/TSSOP (8) Automotive Grade 0 Extended (-50°C to 160°C) ±1.3°C ±2.3°C 10°C
LM57FEPWQ1, LM57FEPWRQ1(1) PW/TSSOP (8) Automotive Grade 0 Standard (-50°C to 150°C) ±1.3°C ±2.3°C 5°C
LM57TEPWQ1, LM57TEPWRQ1(1) PW/TSSOP (8) Automotive Grade 0 Standard (-50°C to 150°C) ±1.3°C ±2.3°C 10°C
LM57FQPWQ1, LM57FQPWRQ1(1) PW/TSSOP (8) Automotive Grade 1 Standard (-50°C to 125°C) ±1.3°C ±2.3°C 5°C
LM57TQPWQ1, LM57TQPWRQ1(1) PW/TSSOP (8) Automotive Grade 1 Standard (-50°C to 125°C) ±1.3°C ±2.3°C 10°C
(1) For Automotive grade device complete datasheet see LM57-Q1.