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STPS61L45CT

Public Made by Adom

by adom

STMicroelectronics Schottky Diodes, TO-220AB-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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STPS61L45CT

STMicroelectronics · Schottky Diodes · TO-220AB-3

STPS61L45CT from STMicroelectronics, in a TO-220AB-3. 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 A1 passive Anode of diode 1 of the dual center-tap Schottky rectifier, rated 30 A average forward current per diode and VRRM 45 V.
2 K passive Common cathode of both diodes, also connected to the metal tab, with VRRM 45 V and 60 A total average forward current per device.
3 A2 passive Anode of diode 2 of the dual center-tap Schottky rectifier, rated 30 A average forward current per diode and VRRM 45 V.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package TO-220AB-3
Category Diodes
Pins 3

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 45 V 2
Forward rms current IF(RMS) 60 A 2
Average forward current IF(AV) 30 A Per diode; δ = 0.5; Tc = 120 °C 2
Average forward current IF(AV) 60 A Per device; Tc = 115 °C 2
Surge non repetitive forward current IFSM 500 A tp = 10 ms sinusoidal 2
Repetitive peak avalanche power PARM 10000 W tp = 1 µs; Tj = 25 °C 2
Storage temperature range Tstg -65 175 °C 2
Maximum operating junction temperature Tj 150 °C Condition to avoid runaway for a diode on its own heatsink 2
Junction to case thermal resistance Rth(j-c) 1.3 °C/W Per diode 2
Junction to case thermal resistance Rth(j-c) 0.75 °C/W Total (both diodes) 2
Coupling thermal resistance Rth(c) 0.2 °C/W 2
Reverse leakage current IR 1.5 mA Per diode; Tj = 25 °C; VR = VRRM; pulse tp = 5 ms, δ < 2% 2
Reverse leakage current IR 190 400 mA Per diode; Tj = 125 °C; VR = VRRM; pulse tp = 5 ms, δ < 2% 2
Forward voltage drop VF 0.35 V Per diode; Tj = 25 °C; IF = 5 A; pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.23 V Per diode; Tj = 125 °C; IF = 5 A; pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.43 0.5 V Per diode; Tj = 25 °C; IF = 15 A; pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.34 0.4 V Per diode; Tj = 125 °C; IF = 15 A; pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.5 0.56 V Per diode; Tj = 25 °C; IF = 30 A; pulse tp = 380 µs, δ < 2% 2
Forward voltage drop VF 0.45 0.51 V Per diode; Tj = 125 °C; IF = 30 A; pulse tp = 380 µs, δ < 2% 2

CAD (KiCad official)

  • Symbol: STPS61L45CT
  • Footprint: Package_TO_SOT_THT:TO-220-3_Vertical
  • 3D model: TO-220AB-3 (KiCad packages3D, STEP)
  • 3D model files: stps61l45ct-etched.step / stps61l45ct-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stps61l45ct.step / stps61l45ct.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (8 pp, sha256 12bca3315b843d82, retrieved 2026-10-16, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (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