# MBRB20200CT

**baocheng Shandong Baocheng Elec** · Schottky Diodes · TO-263

MBRB20200CT from baocheng Shandong Baocheng Elec, in a TO-263. 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 common-cathode Schottky pair, rated 20A total average forward current (IO) and up to 200V VRRM for MBRB20200CT. |
| 2 | K | passive | Common cathode of both diodes (PIN2 in the schematic), shared by the two anodes, with VRRM of 200V for MBRB20200CT. |
| 3 | A2 | passive | Anode of diode 2 of the dual common-cathode Schottky pair, rated 20A total average forward current (IO) and up to 200V VRRM for MBRB20200CT. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | baocheng Shandong Baocheng Elec |
| Package | TO-263 |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum instantaneous forward voltage drop per diode (MBRB20200CT column) | VFM |  |  | 0.95 | V | IFM=10.0A | 1 |
| Maximum DC reverse current at rated DC blocking voltage per diode, Ta=25℃ | IRRM1 |  |  | 0.15 | mA | VRM=VRRM, Ta=25℃ | 1 |
| Maximum DC reverse current at rated DC blocking voltage per diode, Ta=125℃ | IRRM2 |  |  | 20 | mA | VRM=VRRM, Ta=125℃ | 1 |
| Thermal resistance, junction to case | RθJ-C |  | 2 |  | ℃/W |  | 1 |
| Repetitive peak reverse voltage | VRRM |  |  | 200 | V |  | 1 |
| Average rectified output current | IO |  |  | 20 | A | @60Hz sine wave, R-load, Ta=25℃ | 1 |
| Surge (non-repetitive) forward current | IFSM |  |  | 150 | A | @60Hz half sine-wave, 1 cycle, Ta=25℃ | 1 |
| Current squared time | I2t |  |  | 94 | A2s | @1ms≤t<8.3ms Tj=25℃ | 1 |
| Storage temperature | Tstg | -55 |  | 175 | ℃ |  | 1 |
| Junction temperature | Tj | -55 |  | 150 | ℃ |  | 1 |

## 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: Tin plated leads, solderable per J-STD￾002 and JESD22-B102 ● Polarity: As marked | 1 |

## CAD (KiCad official)

- Symbol: `MBRB20200CT`
- Footprint: `Package_TO_SOT_SMD:TO-263-2`
- 3D model: TO-263 (KiCad packages3D, STEP)
- 3D model files: `mbrb20200ct-etched.step` / `mbrb20200ct-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mbrb20200ct.step` / `mbrb20200ct.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [baocheng Shandong Baocheng Elec datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590237282436616192) (2 pp, sha256 `303283d46c0330fd`, retrieved 2026-10-18, 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](docs/mbrb20200ct-datasheet.pdf)