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H1M

Yangzhou Yangjie Elec Tech · Fast Recovery / High Efficiency Diodes · SOD-123

H1M from Yangzhou Yangjie Elec Tech, in a SOD-123. 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 end marked by the cathode line on the package; H1M has VRRM 1000 V, IO 1.0 A and IFSM 30 A.
2 A passive Anode, the end opposite the cathode line; H1M has a maximum VF of 1.7 V at IFM=1.0A.

Key specifications

Parameter Value
Manufacturer Yangzhou Yangjie Elec Tech
Package SOD-123
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 instantaneous forward voltage drop per diode VF 1.7 V IFM=1.0A 1
Maximum reverse recovery time trr 75 ns IF=0.5A,IR=1.0A,IRR=0.25A 1
Maximum DC reverse current at rated DC blocking voltage per diode IRRM 5 μA Ta=25℃ 1
Maximum DC reverse current at rated DC blocking voltage per diode IRRM 100 μA Ta=125℃ 1
Repetitive peak reverse voltage VRRM 1000 V 1
Average rectified output current IO 1 A @60Hz half-sine wave, resistance load, TL (FIG.1) 1
Surge (non-repetitive) forward current IFSM 30 A @60Hz half-sine wave, 1 cycle, Tj=25℃ 1
Storage temperature Tstg -55 150 ℃ 1
Junction temperature Tj -55 150 ℃ 1
Typical thermal resistance, junction to lead RθJ-L 20 ℃/W Mounted on P.C.B with 3mm*3mm copper pad areas 2

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
contacts tin ● Terminals: Tin plated leads, solderable per J-STD-002 and JESD22-B102 1

CAD (KiCad official)

  • Symbol: H1M
  • Footprint: Diode_SMD:D_SOD-123F
  • 3D model: SOD-123 (KiCad packages3D, STEP)
  • 3D model files: h1m-etched.step / h1m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); h1m.step / h1m.glb are the bare package body.

Provenance

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

  • Datasheet: Yangzhou Yangjie Elec Tech datasheet (5 pp, sha256 883aa5157811215a, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (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