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SBR20A45CTFP

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Diodes Incorporated Super Barrier Rectifier (SBR), ITO-220AB-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SBR20A45CTFP

Diodes Incorporated · Super Barrier Rectifier (SBR) · ITO-220AB-3

SBR20A45CTFP from Diodes Incorporated, in a ITO-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 the first diode leg, rated 45V VRRM and 10A average rectified current per leg.
2 CATHODE passive Common cathode of both diode legs, rated 45V VRRM with 20A total average rectified current per device.
3 A2 passive Anode of the second diode leg, rated 45V VRRM and 10A average rectified current per leg.

Key specifications

Parameter Value
Manufacturer Diodes Incorporated
Package ITO-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
Forward Voltage Drop VF 0.5 V IF = 10A, TJ = +25ºC 2
Forward Voltage Drop VF 0.6 V IF = 20A, TJ = +25ºC 2
Forward Voltage Drop VF 0.41 V IF = 10A, TJ = +25ºC 2
Forward Voltage Drop VF 0.47 V IF = 10A, TJ = +125ºC 2
Leakage Current IR 0.5 mA VR = 45V, TJ = +25ºC 2
Leakage Current IR 100 mA VR = 45V, TJ = +125ºC 2
Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage VRRM/VRWM/VRM 45 V Per leg, TA = +25°C 2
Average Rectified Output Current (Per Leg) IO 10 A Per leg, TA = +25°C 2
Average Rectified Output Current (Total) IO 20 A Per device, TA = +25°C 2
Non-Repetitive Peak Forward Surge Current IFSM 180 A 8.3ms single half sine-wave superimposed on rated load 2
Peak Repetitive Reverse Surge Current IRRM 3 A 2μS - 1Khz 2
Isolation Voltage (ITO-220AB Only) VAC 2000 V From terminal to heatsink t = 3 sec. 2
Operating and Storage Temperature Range TJ, TSTG -65 150 ºC 2
Typical Thermal Resistance, ITO-220AB RθJC 4 ºC/W Package = ITO-220AB, per leg 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 tin • Terminals: Matte Tin Finish annealed over Copper leadframe. 1

CAD (KiCad official)

  • Symbol: SBR20A45CTFP
  • Footprint: Package_TO_SOT_THT:TO-220F-3_Vertical
  • 3D model: ITO-220AB-3 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (5 pp, sha256 ea90e61310f254fe, retrieved 2026-10-27, tier: manufacturer)
  • 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