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STTH102RL

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STMicroelectronics Diodes - Fast Recovery Rectifiers, DO-41. 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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STTH102RL

STMicroelectronics · Diodes - Fast Recovery Rectifiers · DO-41

STTH102RL from STMicroelectronics, in a DO-41. 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 STMicroelectronics
Package DO-41
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 200 V 2
Average forward current (DO-41) IF(AV) 1 A δ = 0.5, square wave, DO-41 TL = 130 °C 2
Surge non repetitive forward current (DO-41) IFSM 50 A tp = 10 ms sinusoidal 2
Storage temperature range Tstg -65 175 °C 2
Operating junction temperature Tj 175 °C 2
Junction to lead thermal resistance (DO-41) Rth(j-l) 50 °C/W Lead length = 10 mm 2
Reverse leakage current IR 1 µA Tj = 25 °C, VR = VRRM 2
Reverse leakage current IR 1 25 µA Tj = 125 °C, VR = VRRM 2
Forward voltage drop VF 0.97 V Tj = 25 °C, IF = 1 A 2
Forward voltage drop VF 0.68 0.78 V Tj = 125 °C, IF = 1 A 2
Reverse recovery time trr 12 20 ns IF = 0.5 A, Irr = 0.25 A, IR = 1 A 3
Forward recovery time tfr 50 ns IF = 1 A, dIF/dt = 50 A/ms, VFR = 1.1 VF(max.) 3
Forward recovery voltage VFP 1.8 V IF = 1 A, dIF/dt = 50 A/µs 3

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 copper copper surface under each lead (typical values) 5

CAD (KiCad official)

  • Symbol: STTH102RL
  • Footprint: Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal
  • 3D model: DO-41 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: STMicroelectronics datasheet (12 pp, sha256 05fe9d516281664c, retrieved 2026-10-22, tier: manufacturer)
  • 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