SLCS141H May   2003  – January 2020 LM2903-Q1 , LM2903B-Q1

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Family Comparison Table
  4. Revision History
  5. Pin Configuration and Functions
    1.     Pin Functions
  6. Specifications
    1. 6.1  Absolute Maximum Ratings, LM2903-Q1 and LM2903E-Q1
    2. 6.2  Absolute Maximum Ratings, LM2903B-Q1
    3. 6.3  ESD Ratings, LM2903-Q1 and LM2903E-Q1
    4. 6.4  ESD Ratings, LM2903B-Q1
    5. 6.5  Recommended Operating Conditions, LM2903B-Q1
    6. 6.6  Recommended Operating Conditions, LM2903-Q1
    7. 6.7  Recommended Operating Conditions, LM2903E-Q1
    8. 6.8  Thermal Information, LM2903-Q1 and LM2903E-Q1
    9. 6.9  Thermal Information, LM2903B-Q1
    10. 6.10 Electrical Characteristics LM2903B-Q1
    11. 6.11 Switching Characteristics LM2903B-Q1
    12. 6.12 Electrical Characteristics, LM2903-Q1 and LM2903E-Q1
    13. 6.13 Switching Characteristics, LM2903-Q1 and LM2903E-Q1
    14. 6.14 Typical Characteristics, LM2903-Q1 and LM2903E-Q1 Only
    15. 6.15 Typical Characteristics, LM2903B-Q1 Only
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
    4. 7.4 Device Functional Modes
      1. 7.4.1 Voltage Comparison
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Input Voltage Range
        2. 8.2.2.2 Minimum Overdrive Voltage
        3. 8.2.2.3 Output and Drive Current
        4. 8.2.2.4 Response Time
      3. 8.2.3 Application Curves
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Related Links
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|8
  • DGK|8
  • PW|8
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Pin Configuration and Functions

D, DGK, DDF OR PW PACKAGE
Top View
LM2903-Q1 LM2903B-Q1 PO_SLCS141.gif
DSG Package
8-Pin WSON With Exposed Pad
Top View
LM2903-Q1 LM2903B-Q1 LM393_WSON_PINOUT.gif
Connect thermal pad directly to GND pin.

Pin Functions

PIN I/O DESCRIPTION
NAME SOIC, VSSOP, PDIP, SO, DDF and TSSOP DSG
1OUT 1 1 Output Output pin of comparator 1
1IN– 2 2 Input Negative input pin of comparator 1
1IN+ 3 3 Input Positive input pin of comparator 1
GND 4 4 Ground
2IN+ 5 5 Input Positive input pin of comparator 2
2IN- 6 6 Input Negative input pin of comparator 2
2OUT 7 7 Output Output pin of comparator 2
VCC 8 8 Positive Supply
Thermal Pad PAD Connect directly to GND pin