SNOSD45B February   2018  – October 2018 LMG1020

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified LiDAR Driver Stage Diagram
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin 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 Input Stage
      2. 7.3.2 Output Stage
      3. 7.3.3 VDD and undervoltage lockout
      4. 7.3.4 Overtemperature Protection (OTP)
    4. 7.4 Device Functional Modes
  8. 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 Handling Ground Bounce
        2. 8.2.2.2 Creating Nanosecond Pulse With LMG1020
      3. 8.2.3 VDD and Overshoot
      4. 8.2.4 Operating at Higher Frequency
      5. 8.2.5 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Gate Drive Loop Inductance and Ground Connection
      2. 10.1.2 Bypass Capacitor
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

6.6 Switching Characteristics

over operating free-air temperature range (VDD=5V unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
tstart Startup Time, VDD rising above UVLO IN- = GND, IN+ = VDD , VDD rising to 4.2V to OUTH rising 40 70 µs
tshut-off ULVO falling IN- = GND, IN+ = VDD , VDD falling below 4.1V to OUTH falling 1 1.9 3.1 µs
tpd, r Propagation delay, turn on IN- = 0 V, IN+ to OUTH, 100 pF load 1.5 2.5 4.1 ns
tpd, f Propagation delay, turn off IN- = 0 V, IN+ to OUTL, 100 pF load 1.8 2.6 4.3 ns
Δtpd Pulse positive distrortion (tpd, f - tpd, r) 230 603 ps
trise Output rise time 0Ω series 100 pF load(1) 375 ps
tfall Output fall time 0Ω series 100 pF load(1) 350 ps
tmin Minimum input pulse width 0Ω series 100 pF load(1) 1 ns
(1) rise and fall calulated as a 20% to 80%