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STTH102A

Public Made by Adom

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STMicroelectronics Diodes - Fast Recovery Rectifiers, SMA(DO-214AC). 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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STTH102A

STMicroelectronics · Diodes - Fast Recovery Rectifiers · SMA(DO-214AC)

STTH102A from STMicroelectronics, 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 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 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
Repetitive peak reverse voltage VRRM 200 V 1
Average forward current IF(AV) 1 A SMA, TL = 148° C, δ = 0.5 1
Surge non repetitive forward current IFSM 40 A SMA, tp = 10 ms sinusoidal 1
Storage temperature range Tstg -65 175 °C 1
Maximum operating junction temperature Tj 175 °C 1
Critical rate of rise of reverse voltage dV/dt 10000 V/µs 1
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 0.9 V Tj = 25° C, IF = 700 mA (SMA), pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.97 V Tj = 25° C, IF = 1 A, pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.68 0.78 V Tj = 125° C, IF = 1 A, pulse tp = 380 µs, δ < 2% 2
Reverse recovery time trr 12 20 ns Tj = 25° C, IF = 0.5 A, Irr = 0.25 A, IR = 1 A 2
Forward recovery time tfr 50 ns Tj = 25° C, IF = 1 A, dIF/dt = 50 A/ms, VFR = 1.1 x VFmax 2
Forward recovery voltage VFP 1.8 V Tj = 25° C, IF = 1 A, dIF/dt = 50 A/ms 2
Junction to lead thermal resistance Rth(j-l) 30 °C/W SMA, lead length = 10 mm 2

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 under each lead (Epoxy printed circuit board FR4, copper 4

CAD (KiCad official)

  • Symbol: STTH102A
  • Footprint: Diode_SMD:D_SMA
  • 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
  • 3D model files: stth102a-etched.step / stth102a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stth102a.step / stth102a.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (7 pp, sha256 87f6b7c219c11a4b, retrieved 2026-10-21, 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