SNIS191A July   2015  – July 2015 LM57-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Device Comparison Table
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 LM57-Q1 VTEMP Temperature-to-Voltage Transfer Function
        1. 7.3.1.1 LM57-Q1 VTEMP Voltage-to-Temperature Equations
      2. 7.3.2 RSENSE
      3. 7.3.3 Resistor Selection
      4. 7.3.4 TOVER and TOVER Digital Outputs
        1. 7.3.4.1 TOVER and TOVER Noise Immunity
      5. 7.3.5 Trip Test Digital Input
      6. 7.3.6 VTEMP Analog Temperature Sensor Output
        1. 7.3.6.1 VTEMP Noise Considerations
        2. 7.3.6.2 VTEMP Capacitive Loads
        3. 7.3.6.3 VTEMP Voltage Shift
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 ADC Input Considerations
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Selection of RSENSE Resistors
      3. 8.2.3 Application Curves
      4. 8.2.4 Grounding of the TRIP TEST Pin
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Temperature Considerations
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Community Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

4 Device Comparison Table

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