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STTH110RL

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by adom

STMicroelectronics Fast Recovery / High Efficiency Diodes, 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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STTH110RL

STMicroelectronics · Fast Recovery / High Efficiency Diodes · DO-41

STTH110RL 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 1000 V 2
Voltage rms VRMS 700 V 2
Average forward current IF(AV) 1 A δ = 0.5, square wave, DO-41 TL = 100 °C 2
Surge non repetitive forward current IFSM 20 A DO-41, tp = 8.3 ms sinusoidal 2
Storage temperature range Tstg -50 175 °C 2
Maximum operating junction temperature Tj 175 °C 2
Junction to lead thermal resistance Rth(j-l) 45 °C/W DO-41, lead length = 10 mm 2
Junction to ambient thermal resistance Rth(j-a) 110 °C/W 2
Reverse leakage current IR 10 µA Tj = 25 °C; VR = 1000 V; Pulse test: tp = 5 ms, δ < 2% 2
Reverse leakage current IR 50 µA Tj = 125 °C 2
Forward voltage drop VF 1.7 V Tj = 25 °C; IF = 1 A; Pulse test: tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.98 1.42 V Tj = 150 °C 2
Reverse recovery time trr 75 ns IF = 0.5 A, Irr = 0.25 A, IR = 1 A 3
Forward recovery time tfr 300 ns IF = 1 A, dIF/dt = 50 A/µs, VFR = 1.1 VF(max.) 3
Forward recovery voltage VFP 18 V 3

CAD (KiCad official)

  • Symbol: STTH110RL
  • 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 (11 pp, sha256 19e10a44d2a01c1b, retrieved 2026-10-14, 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