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SBR12A45SD1-T

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Diodes Incorporated Super Barrier Rectifiers (SBR), DO-201AD. 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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SBR12A45SD1-T

Diodes Incorporated · Super Barrier Rectifiers (SBR) · DO-201AD

SBR12A45SD1-T from Diodes Incorporated, in a DO-201AD. 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 Diodes Incorporated
Package DO-201AD
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
Reverse Breakdown Voltage V(BR)R 45 V IR = 0.5mA 2
Forward Voltage Drop, TJ = +25°C VF 0.43 0.48 V IF = 12A, TJ = +25°C 2
Forward Voltage Drop, TJ = +125°C VF 0.4 0.44 V IF = 12A, TJ = +125°C 2
Leakage Current, TJ = +25°C IR 50 500 µA VR = 45V, TJ = +25°C 2
Leakage Current, TJ = +125°C IR 40 mA VR = 45V, TJ = +125°C 2
Leakage Current, TJ = +150°C IR 27 100 mA VR = 45V, TJ = +150°C 2
Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage VRRM / VRWM / VRM 45 V 2
RMS Reverse Voltage VR(RMS) 32 V 2
Average Rectified Output Current IO 12 A 2
Non-Repetitive Avalanche Energy EAS 20 mJ TJ = +25°C, IAS = 20A, L = 8.5mH 2
Non-Repetitive Peak Forward Surge Current IFSM 200 A 8.3ms single half sine-wave superimposed on rated load 2
Peak Repetitive Reverse Surge Current IRRM 2 A 2µS, 1KHz 2
Operating Temperature Range TJ -65 150 °C VR ≤ 80% VRRM 2
Operating Temperature Range TJ 180 °C VR ≤ 50% VRRM 2
Operating Temperature Range TJ 200 °C DC Forward Mode 2
Storage Temperature Range TSTG -65 175 °C 2
Typical Thermal Resistance Junction to Ambient RθJA 31 °C/W Note 6: device mounted on 2" x 2" (50mm x 50mm) copper pad, with lead length 0.5" 2
Typical Thermal Resistance Junction to Lead RθJL 7.2 °C/W TL = +135°C; Note 6: device mounted on 2" x 2" (50mm x 50mm) copper pad, with lead length 0.5" 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 tin • Terminals: Finish, Tin Plated Leads. Solderable per MIL-STD￾202, Method 208 • Weight: 1.21 grams (approximate) 1

CAD (KiCad official)

  • Symbol: SBR12A45SD1-T
  • Footprint: Diode_THT:D_DO-201AD_P15.24mm_Horizontal
  • 3D model: DO-201AD (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Diodes Incorporated datasheet (4 pp, sha256 94d3834ea0b17710, retrieved 2026-10-16, 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