JAJSCE8B July   2016  – October 2018 TPS61230A

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
      2.      効率
  4. 4 改訂履歴
  5. 5 概要（続き）
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 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 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Startup
      2. 8.3.2 Enable and Disable
      3. 8.3.3 Under-Voltage Lockout (UVLO)
      4. 8.3.4 Current Limit Operation
      5. 8.3.5 Over Voltage Protection
      6. 8.3.6 Load Disconnect
      7. 8.3.7 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 PWM Mode
      2. 8.4.2 PFM Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 TPS61230A 2.5-V to 4.5-V Input, 5-V Output Converter
        1. 9.2.1.1 TPS61230A 5-V Output Design Requirements
        2. 9.2.1.2 TPS61230A 5-V Detailed Design Procedure
          1. 9.2.1.2.1 Programming The Output Voltage
          2. 9.2.1.2.2 Inductor and Capacitor Selection
            1. 9.2.1.2.2.1 Inductor Selection
            2. 9.2.1.2.2.2 Output Capacitor Selection
            3. 9.2.1.2.2.3 Input Capacitor Selection
          3. 9.2.1.2.3 Loop Stability, Feed Forward Capacitor
        3. 9.2.1.3 TPS61230A 5-V Output Application Performance Plots
      2. 9.2.2 Systems Example - TPS61230A with Feed Forward Capacitor for Best Transient Response
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12デバイスおよびドキュメントのサポート
    1. 12.1 デバイス・サポート
      1. 12.1.1 デベロッパー・ネットワークの製品に関する免責事項
    2. 12.2 ドキュメントのサポート
      1. 12.2.1 関連資料
    3. 12.3 ドキュメントの更新通知を受け取る方法
    4. 12.4 コミュニティ・リソース
    5. 12.5 商標
    6. 12.6 静電気放電に関する注意事項
    7. 12.7 Glossary
  13. 13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

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

9.2.1.3 TPS61230A 5-V Output Application Performance Plots

TPS61230A Steady_state_PWM_2_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT = 2 A, TA = 25 ºC, L = 1 µH,
COUT = 2x22 µF
Figure 16. Steady State Switching at PWM
TPS61230A Startup_EN_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, ROUT = 5 Ω, TA = 25 ºC
Figure 18. Startup by EN
TPS61230A Load_transient_PFM_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT = 0.1 - 1 A with 10 µs slew rate,
TA = 25 ºC
Figure 20. Load Transient PFM / PWM
TPS61230A Line_transient_slvscz5.gif
VOUT = 5 V, VIN = 3.6 - 4.2 V, Slew rate 50 µs, IOUT = 1 A,
TA = 25 ºC
Figure 22. Line Transient
TPS61230A Output_short_steady_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT short, TA = 25 ºC
Figure 24. Output Short Steady State
TPS61230A Steady_state_PFM_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT = 10 mA, TA = 25 ºC
Figure 17. Steady State Switching at PFM
TPS61230A Load_sweep_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT = 0 - 2 A Sweep, TA = 25 ºC
Figure 19. Load Sweep
TPS61230A Load_transient_PWM_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT = 0.5 - 1 A with 10 µs slew rate,
TA = 25 ºC
Figure 21. Load Transient PWM
TPS61230A Output_short_entry_slvscz5.gif
VOUT = 5 V, VIN = 3.6 V, IOUT = 1 A before short, TA = 25 ºC
Figure 23. Output Short Entry