JAJSJC6A December   2021  – June 2022 TPS92623-Q1

PRODUCTION DATA  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  4. 4 Revision History
  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 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  Power Supply (SUPPLY)
        1. 7.3.1.1 Power-On Reset (POR)
        2. 7.3.1.2 Suppply Current in Fault Mode
      2. 7.3.2  Enable and Shutdown
      3. 7.3.3  Constant-Current Output and Setting (INx)
      4. 7.3.4  Thermal Sharing Resistor (OUTx and RESx)
      5. 7.3.5  PWM Control (PWMx)
      6. 7.3.6  Supply Control
      7. 7.3.7  Diagnostics
        1. 7.3.7.1 LED Short-to-GND Detection
        2. 7.3.7.2 LED Open-Circuit Detection
        3. 7.3.7.3 LED Open-Circuit Detection Enable (DIAGEN)
        4. 7.3.7.4 Overtemperature Protection
        5. 7.3.7.5 Low Dropout Operation
      8. 7.3.8  FAULT Bus Output with One-Fails-All-Fail
      9. 7.3.9  FAULT Table
      10. 7.3.10 LED Fault Summary
      11. 7.3.11 IO Pins Inner Connection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Undervoltage Lockout, V(SUPPLY) < V(POR_rising)
      2. 7.4.2 Normal Operation V(SUPPLY) ≥ 4.5 V
      3. 7.4.3 Low-Voltage Dropout Operation
      4. 7.4.4 Fault Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 BCM Controlled Rear Lamp With One-Fails-All-Fail Setup
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 Independent PWM Controlled Rear Lamp By MCU
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 サポート・リソース
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

7.3.10 LED Fault Summary

Table 7-3 LED Connection Fault Summary
Case 1Case 2Case 3Case 4
GUID-0B9196EA-612C-4E50-AC73-014D09ADFA8E-low.gifGUID-B8FC3881-0586-4642-99E1-107405561DEF-low.gifGUID-B61F4DB2-E15E-417F-ADD5-BF1F29127BC4-low.gifGUID-B0C2C9F2-5864-4A27-A9AE-DCCB79457E73-low.gif
LED Short-to-GND FaultLED Short-to-GND FaultLED Short-to-GND FaultLED Short-to-GND Fault
Case 5Case 6Case 7Case 8
GUID-D8696519-E961-4B8D-BF05-CE642612CFEC-low.gifGUID-EE56DE7C-27CC-481B-B92F-7D180538BE40-low.gifGUID-B1522B07-EFF0-423E-A45A-67B672C57457-low.gifGUID-7DCB98C7-D702-4302-9B13-2C539CDA72F4-low.gif
LED Open FaultNo FaultLED Open FaultLED Open Fault
Case 9Case 10Case 11Case 12
GUID-991EDF37-05D9-47F5-9111-7BC732D5E362-low.gifGUID-501C2ED3-E421-43F5-965F-C820F0F4A97B-low.gifGUID-E19CDEC2-D142-484A-A41E-34B0C8063582-low.gifGUID-0A210084-24ED-4939-B390-BF4FA83559ED-low.gif
No FaultNo FaultLED Open FaultNo Fault