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SS120U

DIYI Elec Tech · Schottky Barrier Diodes (SBD) · SMA

SS120U from DIYI Elec Tech, in a SMA. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 K passive Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint.
2 A passive Anode.

Key specifications

Parameter Value
Manufacturer DIYI Elec Tech
Package SMA
Category Diodes
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Maximum Recurrent Peak Reverse Voltage (SS120U column) VRRM 200 V 1
Maximum DC Blocking Voltage (SS120U column) VDC 200 V 1
Maximum RMS Voltage (SS120U column) VRMS 140 V 1
Average Rectified Output Current IF(AV) 1 A 1
Rating for fusing I2t 5.08 A²s t<8.3ms 1
Typical Thermal Resistance per leg Rθ 75 ℃/W Note 2 (device mounted on FR-4, 1"*1" pad, 0.1"*0.15" copper pad) 1
Operating Temperature Range TJ -55 150 ℃ 1
Storage Temperature Range TSTG -55 150 ℃ 1

CAD (KiCad official)

  • Symbol: SS120U
  • Footprint: Diode_SMD:D_SMA
  • 3D model: SMA (KiCad packages3D, STEP)
  • 3D model files: ss120u-etched.step / ss120u-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ss120u.step / ss120u.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: DIYI Elec Tech datasheet (3 pp, sha256 acd135ceb2ef1154, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary cathode-band convention (convention), consensus off (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF