SLUUCS3 February   2023 LM2105

 

  1.   Abstract
  2.   Trademarks
  3. 1 Introduction
  4. 2 Description
    1. 2.1 Features
    2. 2.2 I/O Description
  5. 3 Electrical Specifications
  6. 4 Test Summary
    1. 4.1 Definitions
    2. 4.2 Equipment
      1. 4.2.1 Power Supply
      2. 4.2.2 Function Generator
      3. 4.2.3 DMM
      4. 4.2.4 Oscilloscope
    3. 4.3 Equipment Setup
      1. 4.3.1 DC Power Supply Settings
      2. 4.3.2 Digital Multimeter Settings
      3. 4.3.3 Two-Channel Function Generator Settings
      4. 4.3.4 Oscilloscope Settings
      5. 4.3.5 Bench Setup Diagram
  7. 5 Power-Up and Power-Down Procedure
    1. 5.1 Power Up
    2. 5.2 Power Down
  8. 6 Operation With External Bootstrap Diode
  9. 7 Typical Performance Waveforms (CL = 1000 pF)
    1. 7.1 Propagation Delays
  10. 8 Schematic
  11. 9 Layout Diagrams
  12. 10Bill of Materials

2.2 I/O Description

#GUID-4A68424D-9A78-4FC9-9E90-2794CE61D340/SLUUBM25412 details the connection descriptions.

Table 2-1 Connection Descriptions
PinsDescription
VCCVCC positive input test point. Powers IC GVDD pin, use 5-V to 18-V range.
GVDDGVDD positive input of LM2105 IC
GNDMultiple test points. VCC negative input, INL_IN, and INH_IN negative inputs, and ground at LM2105 IC
INH_INHigh-side input to EVM
INHHigh-side input pin, INH
INL_INLow-side input to EVM
INLLow-side input pin, INL
BSTBST pin voltage
GH LDHigh-side output at capacitive load
GHHigh-side output pin
SHHigh-side driver return pin. Usually connected to high-side MOSFET source.
GL LDLow-side output at capacitive load
GLLow-side output pin