JAJSK58C january   2022  – december 2022 TPS4811-Q1

PRODUCTION DATA  

  1.   1
  2. 特長
  3. アプリケーション
  4. 概要
  5. Revision History
  6. Device Comparison Table
  7. Pin Configuration and Functions
  8. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Switching Characteristics
    7. 7.7 Typical Characteristics
  9. Parameter Measurement Information
  10. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Charge Pump and Gate Driver output (VS, PU, PD, BST, SRC)
      2. 9.3.2  Capacitive Load Driving
        1. 9.3.2.1 FET Gate Slew Rate Control
        2. 9.3.2.2 Using Precharge FET - (with TPS48111-Q1 Only)
      3. 9.3.3  Overcurrent and Short-Circuit Protection
        1. 9.3.3.1 Overcurrent Protection With Auto-Retry
        2. 9.3.3.2 Overcurrent Protection With Latch-Off
      4. 9.3.4  Short-Circuit Protection
      5. 9.3.5  Analog Current Monitor Output (IMON)
      6. 9.3.6  Overvoltage (OV) and Undervoltage Protection (UVLO)
      7. 9.3.7  Device Functional Mode (Shutdown Mode)
      8. 9.3.8  Remote Temperature sensing and Protection (DIODE)
      9. 9.3.9  Output Reverse Polarity Protection
      10. 9.3.10 TPS4811x-Q1 as a Simple Gate Driver
  11. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application: Driving HVAC PTC Heater Load on KL40 Line in Power Distribution Unit
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curves
    3. 10.3 Typical Application: Driving B2B FETs With Pre-charging the Output Capacitance
      1. 10.3.1 Design Requirements
      2. 10.3.2 External Component Selection
      3. 10.3.3 Application Curves
    4. 10.4 Power Supply Recommendations
    5. 10.5 Layout
      1. 10.5.1 Layout Guidelines
      2. 10.5.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 ドキュメントの更新通知を受け取る方法
    2. 11.2 サポート・リソース
    3. 11.3 Trademarks
    4. 11.4 静電気放電に関する注意事項
    5. 11.5 用語集
  13. 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

Typical Characteristics

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Figure 7-1 Shutdown Supply Current vs Supply Voltage
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Figure 7-3 Charge Pump Current vs Charge Pump Voltage
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V(BST) = 15 V V(SRC) = 0 V 
Figure 7-5 BST Loading Current (I(BST)) vs Temperature
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Figure 7-7 Overcurrent Threshold (V(SNS_WRN)) vs Temperature
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RIMON = 5 kΩ RSET = 100 Ω
Figure 7-9 Current Monitor Output (V(IMON)) vs Sense Voltage (VSNS)
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Figure 7-11 OV Pin Voltage vs Leakage Current
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Figure 7-13 Input Supply POR Thresholds vs Temperature
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Figure 7-15 Overvoltage Thresholds vs Temperature
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Figure 7-2 Operating Quiescent Current vs Supply Voltage
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Figure 7-4 Charge Pump Current vs Input Supply Voltage
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Figure 7-6 Charge Pump UVLO Thresholds vs Temperature
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Figure 7-8 Short-Circuit Threshold (V(SNS_SCP)) vs Temperature
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Figure 7-10 EN/UVLO Pin Voltage vs Current
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Figure 7-12 Short-Circuit Protection Response Time (tSC) vs Temperature
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Figure 7-14 Input Supply UVLO Thresholds vs Temperature