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UF5408

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SUNMATE Elec Diodes - Fast Recovery Rectifiers, DO-201AD. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

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UF5408

SUNMATE Elec · Diodes - Fast Recovery Rectifiers · DO-201AD

UF5408 from SUNMATE Elec, in a DO-201AD. 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 SUNMATE Elec
Package DO-201AD
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
Peak Repetitive Reverse Voltage VRRM 1000 V UF5408 column 1
Working Peak Reverse Voltage VRWM 1000 V UF5408 column 1
DC Blocking Voltage VR 1000 V UF5408 column 1
RMS Reverse Voltage VR(RMS) 700 V UF5408 column 1
Average Rectified Output Current IO 3 A TA = 55°C; leads at ambient, 9.5 mm from case (Note 1) 1
Non-Repetitive Peak Forward Surge Current IFSM 150 A 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) 1
Peak Reverse Current IRM 10 µA TA = 25°C, at rated DC blocking voltage 1
Peak Reverse Current IRM 100 µA TA = 100°C, at rated DC blocking voltage 1
Reverse Recovery Time trr 75 nS IF = 0.5 A, IR = 1.0 A, IRR = 0.25 A (Note 2, Fig. 5) 1
Typical Junction Capacitance Cj 50 pF Measured at 1.0 MHz, reverse voltage 4.0 V DC (Note 3) 1
Operating Temperature Range Tj -65 125 °C 1
Storage Temperature Range TSTG -65 150 °C 1

CAD (KiCad official)

  • Symbol: UF5408
  • Footprint: Diode_THT:D_DO-201AD_P15.24mm_Horizontal
  • 3D model: DO-201AD (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: SUNMATE Elec datasheet (2 pp, sha256 3c5fc2462040bc18, 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