JAJSEQ9E November   2013  – December 2017 TPS56520 , TPS56720 , TPS56920 , TPS56C20

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
    1.     Device Images
      1.      代表的なアプリケーション回路
  4. 4 改訂履歴
  5. 5 概要(続き)
  6. 6 List of Devices
  7. 7 Pin Configuration and Functions
    1.     Pin Functions
    2.     Pin Functions
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Timing Requirements
    7. 8.7 Switching Characteristics
    8. 8.8 Typical Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 PWM Operation
      2. 9.3.2 PWM Frequency and Adaptive On-Time Control
      3. 9.3.3 VIN and Power VIN Terminals (VIN and PVIN)
      4. 9.3.4 Auto-Skip Eco-mode™ Control
      5. 9.3.5 Soft Start and Pre-Biased Soft Start
      6. 9.3.6 Power Good
      7. 9.3.7 Overcurrent Protection
      8. 9.3.8 UVLO Protection
    4. 9.4 Device Functional Modes
      1. 9.4.1 Operation at Light Loads
    5. 9.5 Programming
      1. 9.5.1 I2C Interface
      2. 9.5.2 I2C Protocol
      3. 9.5.3 I2C Chip Address Byte
    6. 9.6 Register Maps
      1. 9.6.1 I2C Register Address Byte
      2. 9.6.2 Output Voltage Registers
      3. 9.6.3 CheckSum Bit (VOUT Register Only)
      4. 9.6.4 Control Registers
      5. 9.6.5 Latchoff
  10. 10Applications and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 TPS56520, TPS56720 and TPS56920, 5-A, 7-A, and 9-A Converter
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Output Voltage Resistors Selection
            1. 10.2.1.2.1.1 Output Filter Selection
          2. 10.2.1.2.2 Input Capacitor Selection
          3. 10.2.1.2.3 Bootstrap Capacitor Selection
          4. 10.2.1.2.4 VREG5 Capacitor Selection
      2. 10.2.2 TPS56520, TPS56720 and TPS56920 Application Performance Curves
      3. 10.2.3 TPS56C20 12-A Converter
        1. 10.2.3.1 Design Requirements
        2. 10.2.3.2 Design Procedure
        3. 10.2.3.3 TPS56C20 Application Performance Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13デバイスおよびドキュメントのサポート
    1. 13.1 デバイス・サポート
      1. 13.1.1 開発サポート
    2. 13.2 ドキュメントのサポート
      1. 13.2.1 関連資料
    3. 13.3 関連リンク
    4. 13.4 商標
    5. 13.5 静電気放電に関する注意事項
    6. 13.6 Glossary
  14. 14メカニカル、パッケージ、および注文情報

パッケージ・オプション

デバイスごとのパッケージ図は、PDF版データシートをご参照ください。

メカニカル・データ（パッケージ｜ピン）
  • PWP|20
サーマルパッド・メカニカル・データ
発注情報

10.2.2 TPS56520, TPS56720 and TPS56920 Application Performance Curves

VIN = 12 V, VOUT = 1.0 V, Ta = 25 °C, unless otherwise specified.

TPS56C20 TPS56920 TPS56720 TPS56520 C029_SLVSCB6.png
Figure 32. TPS56520 Efficiency
TPS56C20 TPS56920 TPS56720 TPS56520 C031_SLVSCB6.png
Figure 34. TPS56520 Load Regulation
TPS56C20 TPS56920 TPS56720 TPS56520 C033_SLVSCB6.png
Figure 36. TPS56520 Line Regulation
TPS56C20 TPS56920 TPS56720 TPS56520 C035_SLVSCB6.png
Figure 38. TPS56720 Eco-mode™ Efficiency
TPS56C20 TPS56920 TPS56720 TPS56520 C037_SLVSCB6.png
Figure 40. TPS56720 Load Regulation with Eco-mode™
TPS56C20 TPS56920 TPS56720 TPS56520 C039_SLVSCB6.png
Figure 42. TPS56920 Efficiency
TPS56C20 TPS56920 TPS56720 TPS56520 C041_SLVSCB6.png
Figure 44. TPS56920 Load Regulation
TPS56C20 TPS56920 TPS56720 TPS56520 C043_SLVSCB6.png
Figure 46. TPS56920 Line Regulation
TPS56C20 TPS56920 TPS56720 TPS56520 vi_rip_SLVSCB6.gif
Figure 48. TPS56920 Input Voltage Ripple
TPS56C20 TPS56920 TPS56720 TPS56520 start_Vin_SLVSCB6.gif
Figure 50. TPS56920 Start Up Relative to VIN
TPS56C20 TPS56920 TPS56720 TPS56520 C030_SLVSCB6.png
Figure 33. TPS56520 Eco-mode™ Efficiency
TPS56C20 TPS56920 TPS56720 TPS56520 C032_SLVSCB6.png
Figure 35. TPS56520 Load Regulation with Eco-mode™
TPS56C20 TPS56920 TPS56720 TPS56520 C034_SLVSCB6.png
Figure 37. TPS56720 Efficiency
TPS56C20 TPS56920 TPS56720 TPS56520 C036_SLVSCB6.png
Figure 39. TPS56720 Load Regulation
TPS56C20 TPS56920 TPS56720 TPS56520 C038_SLVSCB6.png
Figure 41. TPS56720 Line Regulation
TPS56C20 TPS56920 TPS56720 TPS56520 C040_SLVSCB6.png
Figure 43. TPS56920 Eco-mode™ Efficiency
TPS56C20 TPS56920 TPS56720 TPS56520 C042_SLVSCB6.png
Figure 45. TPS56520 Load Regulation with Eco-mode™
TPS56C20 TPS56920 TPS56720 TPS56520 transient_SLVSCB6.gif
Figure 47. TPS56920 Transient Response
TPS56C20 TPS56920 TPS56720 TPS56520 vo_rip1_SLVSCB6.gif
Figure 49. TPS56920 Output Voltage Ripple