SLVSAO4C December   2010  – June 2020 TPS61240-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Simplified Schematic
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin 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 Current Limit Operation
      2. 7.3.2 Undervoltage Lockout
      3. 7.3.3 Input Overvoltage Protection
      4. 7.3.4 Enable
      5. 7.3.5 Soft Start
      6. 7.3.6 Load Disconnect
      7. 7.3.7 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Power-Save Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Programming the Output Voltage
        2. 8.2.2.2 Inductor Selection
        3. 8.2.2.3 Input Capacitor
        4. 8.2.2.4 Output Capacitor
        5. 8.2.2.5 Checking Loop Stability
      3. 8.2.3 Application Curves
    3. 8.3 System Example
  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 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 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

1 Features

  • Qualified for automotive applications
  • AEC-Q100 qualified with the following results:
    • Device temperature grade
      • TPS61240IDRVRQ1: grade 3, –40°C to +85°C ambient operating temperature
      • TPS61240TDRVRQ1: grade 2, –40°C to +105°C ambient operating temperature
    • Device HBM ESD classification level 2
    • Device CDM ESD classification level C6
  • Functional Safety-Capable
  • Efficiency > 90% at nominal operating conditions
  • Total DC Output Voltage Accuracy 5 V ±2%
  • Typical 30-μA quiescent current
  • Best in class line and load transient
  • Wide VIN range from 2.3 V to 5.5 V
  • Output current up to 450 mA
  • Automatic PFM/PWM mode transition
  • Low ripple power save mode for improved efficiency at light loads
  • Internal soft start, 250 μs typical start-up time
  • 3.5-MHz typical operating frequency
  • Load disconnect during shutdown
  • Current overload and thermal shutdown protection
  • Only three surface-mount external components required (one MLCC inductor, two ceramic capacitors)
  • Total solution size < 13 mm2
  • Available in a 2 mm × 2 mm WSON package
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