JAJSUS5 June   2024 TPS1HTC100-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特長
  3. 2 アプリケーション
  4. 3 概要
  5. 4 Pin Configuration and Functions
    1. 4.1 Recommended Connections for Unused Pins
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 SNS Timing Characteristics
    7. 5.7 Switching Characteristics
    8. 5.8 Timing Diagrams
    9. 5.9 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Accurate Current Sense
      2. 7.3.2 Programmable Current Limit
        1. 7.3.2.1 Capacitive Charging
      3. 7.3.3 Inductive-Load Switching-Off Clamp
      4. 7.3.4 Full Protections and Diagnostics
        1. 7.3.4.1 Short-Circuit and Overload Protection
        2. 7.3.4.2 Open-Load Detection
        3. 7.3.4.3 Thermal Protection Behavior
        4. 7.3.4.4 UVLO Protection
        5. 7.3.4.5 Reverse Polarity Protection
        6. 7.3.4.6 Protection for MCU I/Os
      5. 7.3.5 Diagnostic Enable Function
    4. 7.4 Device Functional Modes
      1. 7.4.1 Device Functional Modes
  9. 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 Dynamically Changing Current Limit
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
        1. 8.4.2.1 Without a GND Network
        2. 8.4.2.2 With a GND Network
        3. 8.4.2.3 Thermal Considerations
  10. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 ドキュメントの更新通知を受け取る方法
    3. 9.3 サポート・リソース
    4. 9.4 Trademarks
    5. 9.5 静電気放電に関する注意事項
    6. 9.6 用語集
  11. 10Revision History
  12. 11Mechanical, 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

5.6 SNS Timing Characteristics

VS = 6V to 60V, TA = –40°C to 125°C  (unless otherwise noted), parameters not tested in production
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SNS TIMING - CURRENT SENSE
tSNSION1 Settling time from rising edge of DIAG_EN
50% of VDIAG_EN to 90% of settled ISNS		 VEN= 5V, VDIAG_EN = 0V to 5V, 
RSNS = 1kΩ, IL = 1A		 15 µs
VEN = 5V, VDIAG_EN = 0V to 5V,
RSNS = 1kΩ, IL = 50mA		 80 µs
tSNSION2 Settling time from rising edge of EN and DIAG_EN
50% of VDIAG_EN VEN to 90% of settled ISNS		 VEN = VDIAG_EN = 0V to 5V
VS = 24V RSNS = 1 kΩ, IL = 1A		 200 µs
tSNSION3 Settling time from rising edge of EN
50% of VEN to 90% of settled ISNS		 VEN = 0V to 5V, VDIAG_EN = 5V
RSNS = 1kΩ, IL = 1A		 200 µs
tSNSIOFF Settling time from falling edge of DIAG_EN VEN = 5V, VDIAG_EN = 5V to 0V
RSNS = 1kΩ, RL = 48Ω		 20 µs
tSETTLEH Settling time from rising edge of load step. 
 VEN = VDIAG_EN = 5V
RSNS = 1kΩ, IOUT = 0.5A to 3A		 20 µs
tSETTLEL Settling time from falling edge of load step. 
 VEN = VDIAG_EN = 5V
RSNS = 1kΩ, IOUT = 3A to 0.5A		 20 µs
tSNSFH Assertion time for SNSFH

From 50% rising edge of VSNSFH
to 50% of falling edge of VSNSFH		 VDIAG_EN = VEN = 0V to 5V
RSNS = 1kΩ, IOUT = 5mA COUT =15µF		 60 µs