JAJSB44G October   2011  – July 2018 LMZ10500

PRODUCTION DATA.  

  1. 特長
  2. アプリケーション
  3. 概要
    1.     Device Images
      1.      VIN = 3.6Vでの標準的な効率
      2.      放射EMI (CISPR22) VIN = 5V、VOUT = 1.8V、IOUT = 650mA
  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 System Characteristics
    7. 6.7 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Current Limit
      2. 7.3.2 Start-up Behavior and Soft Start
      3. 7.3.3 Output Short Circuit Protection
      4. 7.3.4 Thermal Overload Protection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Circuit Operation
      2. 7.4.2 Input Undervoltage Detection
      3. 7.4.3 Shutdown Mode
      4. 7.4.4 EN Pin Operation
      5. 7.4.5 Internal Synchronous Rectification
      6. 7.4.6 High Duty Cycle 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 Setting the Output Voltage
          1. 8.2.2.2.1 RT and RB Selection for Fixed VOUT
          2. 8.2.2.2.2 Output Voltage Accuracy Optimization
        3. 8.2.2.3 Dynamic Output Voltage Scaling
        4. 8.2.2.4 Integrated Inductor
        5. 8.2.2.5 Input and Output Capacitor Selection
      3. 8.2.3 Application Curves
        1. 8.2.3.1 VOUT = 1.2 V
        2. 8.2.3.2 VOUT = 1.8 V
        3. 8.2.3.3 VOUT = 2.5 V
        4. 8.2.3.4 VOUT = 3.3 V
  9. Power Supply Recommendations
    1. 9.1 Voltage Range
    2. 9.2 Current Capability
    3. 9.3 Input Connection
      1. 9.3.1 Voltage Drops
      2. 9.3.2 Stability
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Package Considerations
  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 WEBENCH®ツールによるカスタム設計
    2. 11.2 ドキュメントのサポート
    3. 11.3 ドキュメントの更新通知を受け取る方法
    4. 11.4 コミュニティ・リソース
    5. 11.5 商標
    6. 11.6 静電気放電に関する注意事項
    7. 11.7 Glossary
  12. 12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)
  • SIL|8
発注情報

System Characteristics

The following specifications are ensured by design providing the component values in Figure 13 are used (CIN = COUT = 10 µF, 6.3 V, 0603, TDK C1608X5R0J106K). These parameters are not ensured by production testing. Unless otherwise stated the following conditions apply: TA = 25°C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ΔVOUT/VOUT Output Voltage Regulation Over Line Voltage and Load Current VOUT = 0.6 V
ΔVIN =2.7 V to 4.2 V
ΔIOUT = 0 A to 650 mA
±1.23%
ΔVOUT/VOUT Output Voltage Regulation Over Line Voltage and Load Current VOUT = 1.5 V
ΔVIN = 2.7 V to 5.5 V
ΔIOUT = 0 A to 650 mA
±0.56%
ΔVOUT/VOUT Output Voltage Regulation Over Line Voltage and Load Current VOUT = 3.6 V
ΔVIN = 4.0 V to 5.5 V
ΔIOUT = 0 A to 650 mA
±0.24%
VREF TRISE Rise time of reference voltage EN = Low to High, VIN = 4.2 V
VOUT = 2.7 V, IOUT = 650 mA
10 µs
η Peak Efficiency VIN = 5.0 V, VOUT = 3.3 V
IOUT = 200 mA
95%
Full Load Efficiency VIN = 5.0 V, VOUT = 3.6 V
IOUT = 650 mA
93%
VOUT Ripple Output voltage ripple VIN = 5.0 V, VOUT = 1.8 V
IOUT = 650 mA (1)
8 mV pk-pk
Line Transient Line transient response VIN = 2.7 V to 5.5 V,
TR = TF= 10 µs,
VOUT = 1.8 V, IOUT = 650 mA
25 mV pk-pk
Load Transient Load transient response VIN = 5.0 V
TR = TF = 40 µs,
VOUT = 1.8 V
IOUT = 65 mA to 650 mA
25 mV pk-pk
Ripple voltage should be measured across COUT on a well-designed PC board using the suggested capacitors.