ZHCSLK4S July   2004  – May 2025 LP2985 , LP2985A

PRODUCTION DATA  

1.   1
2. 1 特性
3. 2 应用
4. 3 说明
5. 4 Pin Configuration and Functions
6. 5 Specifications
   1. 5.1 Absolute Maximum Ratings
   2. 5.2 ESD Ratings
   3. 5.3 Recommended Operating Conditions
   4. 5.4 Thermal Information
   5. 5.5 Electrical Characteristics
   6. 5.6 Typical Characteristics
7. 6 Detailed Description
   1. 6.1 Overview
   2. 6.2 Functional Block Diagrams
   3. 6.3 Feature Description
      1. 6.3.1 Output Enable
      2. 6.3.2 Dropout Voltage
      3. 6.3.3 Current Limit
      4. 6.3.4 Undervoltage Lockout (UVLO)
      5. 6.3.5 Output Pulldown
      6. 6.3.6 Thermal Shutdown
   4. 6.4 Device Functional Modes
      1. 6.4.1 Device Functional Mode Comparison
      2. 6.4.2 Normal Operation
      3. 6.4.3 Dropout Operation
      4. 6.4.4 Disabled
8. 7 Application and Implementation
   1. 7.1 Application Information
      1. 7.1.1 Recommended Capacitor Types
         1. 7.1.1.1 Recommended Capacitors (Legacy Chip)
         2. 7.1.1.2 Recommended Capacitors (New Chip)
      2. 7.1.2 Input and Output Capacitor Requirements
         1. 7.1.2.1 Input Capacitor Requirements
         2. 7.1.2.2 Output Capacitor Requirements
      3. 7.1.3 Noise Bypass Capacitor (CBYPASS)
      4. 7.1.4 Reverse Current
      5. 7.1.5 Power Dissipation (PD)
      6. 7.1.6 Estimating Junction Temperature
   2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
         1. 7.2.2.1 ON/OFF Operation
      3. 7.2.3 Application Curves
   3. 7.3 Power Supply Recommendations
   4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
9. 8 Device and Documentation Support
   1. 8.1 Device Support
      1. 8.1.1 Device Nomenclature
   2. 8.2 接收文档更新通知
   3. 8.3 支持资源
   4. 8.4 Trademarks
   5. 8.5 静电放电警告
   6. 8.6 术语表
10. 9 Revision History
11. 10Mechanical, Packaging, and Orderable Information

具有关断功能的 LP2985 150mA 低噪声低压降稳压器

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