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FR307

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MDD（Microdiode Electronics） 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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FR307

MDD（Microdiode Electronics） · Diodes - Fast Recovery Rectifiers · DO-201AD

FR307 from MDD（Microdiode Electronics）, 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 MDD（Microdiode Electronics）
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
Maximum repetitive peak reverse voltage VRMM 1000 V 1
Maximum RMS voltage VRMS 700 V 1
Maximum DC blocking voltage VDC 1000 V 1
Maximum average forward rectified current I(AV) 3 A at TA=75℃ 1
Peak forward surge current IFSM 150 A 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) 1
Maximum instantaneous forward voltage VF 1.3 V at 3.0A 1
Maximum DC reverse current IR 5 μA TA=25℃, at rated DC blocking voltage 1
Maximum DC reverse current IR 100 μA TA=100℃, at rated DC blocking voltage 1
Typical junction capacitance CJ 60 pF Measured at 1MHz and applied reverse voltage of 4.0V D.C. 1
Typical thermal resistance RθJA 20 ℃/W Junction to ambient at 0.375”(9.5mm) lead length, P.C.B. mounted 1
Operating junction and storage temperature range TJ,TSTG -65 150 ℃ 1

CAD (KiCad official)

  • Symbol: FR307
  • 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: MDD（Microdiode Electronics） datasheet (3 pp, sha256 fa130d14aac24aae, 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