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US1M_R1_00001

PANJIT International · Fast Recovery / High Efficiency Diodes · SMA(DO-214AC)

US1M_R1_00001 from PANJIT International, in a SMA(DO-214AC). 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 Cathode passive Cathode terminal, marked by the color band on the package; the US1M is rated for a maximum recurrent peak reverse voltage of 1000 V and a 1 A maximum average forward current.
2 Anode passive Anode terminal of the ultrafast rectifier; the US1M has a maximum forward voltage of 1.7 V at 1 A and a 30 A peak forward surge current rating (8.3 ms half sine-wave).

Key specifications

Parameter Value
Manufacturer PANJIT International
Package SMA(DO-214AC)
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 VRRM 1000 V 1
Maximum RMS Voltage VRMS 700 V 1
Maximum DC Blocking Voltage VDC 1000 V 1
Maximum Average Forward Current IF(AV) 1 A 1
Peak Forward Surge Current IFSM 30 A 8.3 ms single half sine-wave superimposed on rated load 1
Maximum Forward Voltage VF 1.7 V at 1 A 1
Maximum DC Reverse Current at Rated DC Blocking Voltage IR 1 μA Rated DC blocking voltage, TJ = 25°C 1
Maximum DC Reverse Current at Rated DC Blocking Voltage IR 100 μA Rated DC blocking voltage, TJ = 125°C 1
Typical Thermal Resistance (junction to lead) RθJL 30 OC / W Note 3: 8mm2 (0.013mm thick) land areas 1
Typical Thermal Resistance (junction to case) RθJC 28 OC / W Note 4: mounted on 100cm2 FR4 PCB 1
Operating Junction and Storage Temperature Range TJ, TSTG -55 150 OC 1

CAD (KiCad official)

  • Symbol: US1M_R1_00001
  • Footprint: Diode_SMD:D_SMA
  • 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
  • 3D model files: us1m-r1-00001-etched.step / us1m-r1-00001-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); us1m-r1-00001.step / us1m-r1-00001.glb are the bare package body.

Provenance

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

  • Datasheet: PANJIT International datasheet (5 pp, sha256 1270942c61755f4e, retrieved 2026-10-15, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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