JAJSH85B April   2019  – April 2019 TPS566235

PRODUCTION DATA.  

  1. 特長
  2. アプリケーション
  3. 概要
    1.     Device Images
      1.      代表的なアプリケーション
      2.      効率と出力電流との関係、Eco-mode
  4. 改訂履歴
  5. Pin Configuration and Functions
    1.     Pin Functions
  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. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 PWM Operation and D-CAP3 Control
      2. 7.3.2 Power Good
      3. 7.3.3 Soft Start and Pre-Biased Soft Start
      4. 7.3.4 Over current Protection and Undervoltage Protection
      5. 7.3.5 Over Voltage Protection
      6. 7.3.6 UVLO Protection
      7. 7.3.7 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Light Load Operation
      2. 7.4.2 MODE Pin Configuration
      3. 7.4.3 Advanced Eco-Mode Control
      4. 7.4.4 Out-Of-Audio Mode
      5. 7.4.5 Force CCM Mode
      6. 7.4.6 Standby Operation
  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 Custom Design With WEBENCH® Tools
        2. 8.2.2.2 Inductor Selection
        3. 8.2.2.3 Output Capacitor Selection
        4. 8.2.2.4 Input Capacitor Selection
      3. 8.2.3 Application Curves
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11デバイスおよびドキュメントのサポート
    1. 11.1 デバイス・サポート
      1. 11.1.1 デベロッパー・ネットワークの製品に関する免責事項
      2. 11.1.2 開発サポート
        1. 11.1.2.1 WEBENCH®ツールによるカスタム設計
    2. 11.2 ドキュメントの更新通知を受け取る方法
    3. 11.3 コミュニティ・リソース
    4. 11.4 商標
    5. 11.5 静電気放電に関する注意事項
    6. 11.6 Glossary
  12. 12メカニカル、パッケージ、および注文情報

Typical Characteristics

TJ=-40oC to 125oC, VIN=12V(unless otherwise noted)
TPS566235 D002-SupplyCurrent.gif
VEN = 5 V
Figure 1. Supply Current vs Junction Temperature
TPS566235 D004-VFBFeedbacvkVoltage.gif
Figure 3. Feedback Voltage vs Junction Temperature
TPS566235 D006-ENOffVoltage.gif
Figure 5. Enable Off Voltage vs Junction Temperature
TPS566235 D008-Low-SideRDS(on).gif
Figure 7. Low-Side RDS(on) vs Junction Temperature
TPS566235 D010-UVPThreshold.gif
Figure 9. UVP Threshold vs Junction Temperature
TPS566235 D012-Soft-startTime.gif
Figure 11. Soft-Start Time vs Junction Temperature
TPS566235 D003-ShutdownCurrent.gif
VEN = 0 V
Figure 2. Shutdown Current vs Temperature
TPS566235 D005-ENOnVoltage.gif
Figure 4. Enable On Voltage vs Junction Temperature
TPS566235 D007-High-SideRDS(on).gif
Figure 6. High-Side RDS(on) vs Junction Temperature
TPS566235 D009-OVPThreshold.gif
Figure 8. OVP Threshold vs Junction Temperature
TPS566235 D011-ValleyCurrentLimit.gif
Figure 10. Valley Current Limit vs Junction Temperature
TPS566235 D013-EfficiencyPSM.gif
Figure 12. Efficiency, Eco-mode
TPS566235 D014-EfficiencyFCCM.gif
Figure 14. Efficiency, FCCM
TPS566235 D017-FswOOA.gif
Figure 16. Switching Frequency vs Output Load, OOA-mode
TPS566235 D015-EfficiencyOOA.gif
Figure 13. Efficiency, OOA-mode
TPS566235 D023-EfficiencyPSM.gif
Figure 15. Switching Frequency vs Output Load, Eco-mode
TPS566235 D018-FswFCCM.gif
Figure 17. Switching Frequency vs Output Load, FCCM