JAJSI44 October   2019 LMR33610

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
    1.     Device Images
      1.      概略回路図
      2.      効率と出力電流との関係 VOUT = 5V、400kHz
  4. 4 改訂履歴
  5. 5 概要（続き）
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
    1.     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 Characteristics
    7. 8.7 System 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 Power-Good Flag Output
      2. 9.3.2 Enable and Start-up
      3. 9.3.3 Current Limit and Short Circuit
      4. 9.3.4 Undervoltage Lockout and Thermal Shutdown
    4. 9.4 Device Functional Modes
      1. 9.4.1 Auto Mode
      2. 9.4.2 Dropout
      3. 9.4.3 Minimum Switch On-Time
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1  Custom Design With WEBENCH® Tools
        2. 10.2.2.2  Choosing the Switching Frequency
        3. 10.2.2.3  Setting the Output Voltage
        4. 10.2.2.4  Inductor Selection
        5. 10.2.2.5  Output Capacitor Selection
        6. 10.2.2.6  Input Capacitor Selection
        7. 10.2.2.7  CBOOT
        8. 10.2.2.8  VCC
        9. 10.2.2.9  CFF Selection
        10. 10.2.2.10 External UVLO
        11. 10.2.2.11 Maximum Ambient Temperature
      3. 10.2.3 Application Curves
    3. 10.3 What to Do and What Not to Do
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
      1. 12.1.1 Ground and Thermal Considerations
    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
        1. 13.1.1.1 WEBENCH®ツールによるカスタム設計
    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 ドキュメントの更新通知を受け取る方法
    4. 13.4 サポート・リソース
    5. 13.5 商標
    6. 13.6 静電気放電に関する注意事項
    7. 13.7 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

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

8.8 Typical Characteristics

Unless otherwise specified the following conditions apply: TA = 25°C and VIN = 12 V
LMR33610 Q_current_SNVSAN3.png
VFB = 1.2 V
Figure 1. Non-Switching Input Supply Current
LMR33610 short_I_SNVSAW1.png
VOUT = 0 V ƒS = 400 kHz See Figure 36
Figure 3. Short-Circuit Output Current
LMR33610 typ_UVLO_2.gif
IOUT = 1 mA See Figure 36
Figure 5. UVLO Thresholds
LMR33610 shutdown_I_SNVSAN3.png
EN = 0 V
Figure 2. Shutdown Supply Current
LMR33610 EN_VT_SNVSAN3.png
Figure 4. Precision Enable Thresholds
LMR33610 Ipeak_min_SNVSAW1.png
IOUT = 0 A VOUT = 5 V See Figure 36
ƒSW = 400 kHz
Figure 6. IPEAK-MIN