SLVS582I April   2006  – November 2014 LP2950 , LP2951

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 Handling Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 LP2950 Functional Block Diagram
    3. 7.3 LP2951 Functional Block Diagram
    4. 7.4 Feature Description
      1. 7.4.1 ERROR Function (LP2951 Only)
      2. 7.4.2 Programming Output Voltage (LP2951 Only)
    5. 7.5 Device Functional Modes
      1. 7.5.1 Shutdown Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Input Capacitor (CIN)
        2. 8.2.1.2 Output Capacitor (COUT)
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Capacitance Value
        2. 8.2.2.2 Capacitor Types
        3. 8.2.2.3 CBYPASS: Noise and Stability Improvement
        4. 8.2.2.4 ESR Range
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Trademarks
    2. 11.2 Electrostatic Discharge Caution
    3. 11.3 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

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9 Power Supply Recommendations

Maximum input voltage should be limited to 30 V for proper operation. Place input and output capacitors as close to the device as possible to take advantage of their high frequency noise filtering properties.