TIDUDJ6B August   2022  – February 2023 OPA388-Q1

 

  1.   Description
  2.   Resources
  3.   Features
  4.   Applications
  5.   5
  6. 1System Description
    1. 1.1 Key System Specifications
  7. 2System Overview
    1. 2.1 Block Diagrams
    2. 2.2 Highlighted Products
      1. 2.2.1 TPSI2140-Q1
      2. 2.2.2 AMC1301-Q1
      3. 2.2.3 SN6501-Q1
    3. 2.3 System Design Theory
      1. 2.3.1 Isolation Leakage Current Theory
      2. 2.3.2 High-Voltage Measurement
  8. 3Hardware, Testing Requirements, and Test Results
    1. 3.1 Required Hardware
    2.     Hardware with Solid-State Relay
    3. 3.2 Testing and Results
      1. 3.2.1 Test Setup
      2. 3.2.2 Isolation Tests
        1. 3.2.2.1 Normal Conditions
        2. 3.2.2.2 Isolation Error at HV Positive
        3. 3.2.2.3 Isolation Error at HV Negative
        4. 3.2.2.4 Isolation Error at ¼ HV Battery Voltage
        5. 3.2.2.5 Isolation Error at ¾ HV Battery Voltage
        6. 3.2.2.6 Isolation Error at the Middle of an HV Battery Voltage
      3. 3.2.3 Solid-State Relay Isolation Tests
        1. 3.2.3.1 Normal Conditions
        2. 3.2.3.2 Isolation Error at HV Positive
        3. 3.2.3.3 Isolation Error at HV Negative
        4. 3.2.3.4 Isolation Error at ¼ HV Battery Voltage
        5. 3.2.3.5 Isolation Error at ¾ HV Battery Voltage
        6. 3.2.3.6 Isolation Error at the Middle of an HV Battery Voltage
      4. 3.2.4 High Voltage Measurements
      5. 3.2.5 Isolation Measurement Analysis
      6. 3.2.6 Error Analysis
  9. 4Design Files
    1. 4.1 Schematics
    2. 4.2 Bill of Materials
    3. 4.3 PCB Layout Recommendations
      1. 4.3.1 Layout Prints
    4. 4.4 Altium Project
    5. 4.5 Gerber Files
    6. 4.6 Assembly Drawings
  10. 5Software Files
  11. 6Related Documentation
  12. 7Trademarks
  13. 8Revision History

Isolation Error at HV Negative

GUID-20220803-SS0I-64XD-FDWP-PWK4HMR0NHZT-low.png Figure 3-30 HV Negative Error 100 V at No Resistance
GUID-20220803-SS0I-SKG7-6JQS-WTCQ3TGWSSGL-low.png Figure 3-31 HV Negative Error 100 V at 100-kΩ Resistance
Table 3-10 Measurements at HV Negative Error of no Resistance
HV BATTERY VOLTAGE
(SUPPLIED AND MEASURED)
MEASURED REFERENCE VOLTAGE PEAK ISO_POS VOLTAGE PEAK ISO_NEG VOLTAGE
100 2.499 2.118 2.5438
200 2.499 1.696 2.5437
300 2.499 1.274 2.5438
400 2.499 0.852 2.5438
Table 3-11 Measurements at HV Negative Error of 100-kΩ
HV BATTERY VOLTAGE
(SUPPLIED AND MEASURED)
MEASURED REFERENCE VOLTAGE PEAK ISO_POS VOLTAGE PEAK ISO_NEG VOLTAGE
100 2.499 2.147 2.5736
200 2.499 1.755 2.6028
300 2.499 1.367 2.6327
400 2.499 0.971 2.6663