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H1HV12

amsem · Fast Recovery / High Efficiency Diodes · SMA

H1HV12 from amsem, 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 amsem
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
Repetitive Peak Reverse Voltage VRRM 1200 V 1
Average Forward Current IF(AV) 1 A 60Hz Half-sine wave, Resistance load, Ta(FIG 1) 1
Surge (Nonrepetitive) Forward Current IFSM 25 A 60HZ Half-sine wave, 1 cycle, Ta=25℃ 1
Storage Temperature Tstg -55 150 ℃ 1
Junction Temperature Tj -55 150 ℃ 1
Peak Forward Voltage VFM 1.7 V IFM =1.0A, Tj=25℃ 1
Peak Forward Voltage VFM 1.35 V IFM =1.0A, Tj=125℃ 1
Peak Reverse Current IRRM1 5 μA VRM=VRRM, Ta=25℃ 1
Peak Reverse Current IRRM2 100 μA Ta=125℃ 1
Reverse recovery time Trr 75 ns IF=0.5A, IR=1.0A, Irr=0.25A 1
Thermal Resistance (Typical), junction to ambient RθJ-A 110 ℃/W Between junction and ambient 1
Typical junction capacitance Cj 15 pF Measured at 1MHZ and Applied Reverse Voltage of 4.0 V.D.C 1

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: H1HV12
  • Footprint: Diode_SMD:D_SMA
  • 3D model: SMA (KiCad packages3D, STEP)
  • 3D model files: h1hv12-etched.step / h1hv12-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); h1hv12.step / h1hv12.glb are the bare package body.

Provenance

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

  • Datasheet: amsem datasheet (4 pp, sha256 6b0b7fd843aad436, 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