Toshiba Corporation Semiconductor & Storage Products Company
HOME > Products > Diodes > Part Naming Conventions

Protective diode against ESD

Example of Protective diode against ESD

  1. DF means Toshiba protective diode against ESD
  2. Package pin count
    Note: The digit 7 denotes a 6-pin package.
  3. Internal configuration
    • S: Single
    • A: Common anode (Number of lines: 2, 4, 5, 7)
    • B: Bidirectional
    • D: 2 lines
    • F: 4 lines + VBUS line
  4. Clamp voltage
  5. Series
    • No letter: Standard
    • C: High-speed
    • L: Super high-speed
    • U: Ultra high-speed
    • M: Extreme high-speed
    • E: With EMI filter
  6. Package type
    It shows a package type with the number of 2 and 6.
    The combinations are shown in the following table.
    2 6 Package type
    2 SC SC2
    CT CST2
    FS fSC
    E ESC
    FU USC
    3 CT CST3
    FV VESM
    FU USM
    F S-Mini
    5 JE ESV
    FU USV
    F SMV
    6 CTC CST6C
    CTF CST6F
    FU US6
    TU UF6
    7 TF CST6F
    FU US6
    8 FK US8

Top of this page