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DIFF Subgroup
H10D 8/20

Breakdown diodes, e.g. avalanche diodes

Introduced: January 2025

Full Title

Full titles differ between systems:

IPC:

Diodes > Breakdown diodes, e.g. avalanche diodes

CPC:

Diodes (variable-capacitance diodes H10D1/64; gated diodes H10D12/00) > Breakdown diodes, e.g. avalanche diodes

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 2025.

Child Classifications

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  • H10D 8/25 Zener diodes since 2025 IPC+CPC Available in IPC and CPC