Fujitsu MB3878 User Manuals

Table of Contents

• DESCRIPTION

  1
• FEATURES

  1
• PACKAGE

  1
• PIN ASSIGNMENT

  2
• PIN DESCRIPTION

  3
• BLOCK DIAGRAM

  4
• ABSOLUTE MAXIMUM RAGINGS

  5
• RECOMMENDED OPERATING CONDITIONS

  5
• ELECTRICAL CHARACTERISTICS

  6
• TYPICAL CHARACTERISTICS

  9
• FUNCTIONAL DESCRIPTION

  12
  • 1. DC/DC Converter Unit

    12
  • 2. Protection Functions

    13
  • 3. Soft-start Function

    13
• SETTING THE CHARGING VOLTAGE

  14
• METHOD OF SETTING THE CHARGING CURRENT

  14
• METHOD OF SETTING THE SOFT-START TIME

  14
• METHOD OF SETTING THE TRIANGULAR WAVE OSCILLATOR FREQUENCY

  14
• AC ADAPTOR VOLTAGE DETECTION

  15
• OPERATION TIMING DIAGRAM

  15
• PROCESSING WITHOUT USE OF THE CS PIN

  16
• NOTE ON AN EXTERNAL REVERSE-CURRENT PREVENTIVE DIODE

  16
• APPLICATION EXAMPLE 1

  17
• PARTS LIST (for APPLICATION EXAMPLE 1)

  18
• REFERENCE DATA

  19
• APPLICATION EXAMPLE 2

  20
• PARTS LIST (for APPLICATION EXAMPLE 2)

  21
• USAGE PRECAUTIONS

  22
• ORDERING INFORMATION

  22
• PACKAGE DIMENSION

  23