# MBRS20200CT

**WEIDA** · Schottky Diodes · TO-252

MBRS20200CT from WEIDA, in a TO-252. 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 leg 1 (10A per leg, VRRM 200 V), left lead in the package view. |
| 2 | K | passive | Common cathode of both diode legs (center lead), shared by A1 and A2 in the dual Schottky. |
| 3 | A2 | passive | Anode of diode leg 2 (10A per leg, VRRM 200 V), right lead in the package view. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | WEIDA |
| Package | TO-252 |
| 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 |
|---|---|---|---|---|---|---|---|
| Storage junction temperature range | Tstg | -55 |  | 150 | ℃ |  | 1 |
| Operating junction temperature range | Tj |  |  | 150 | ℃ |  | 1 |
| Repetitive peak reverse voltage | VRRM |  |  | 200 | V | Tj=25℃ | 1 |
| Working Peak Reverse Voltage | VRWM |  |  | 140 | V |  | 1 |
| DC Blocking Voltage | VR |  |  | 200 | V |  | 1 |
| Average Rectified Forward Current | IF(AV) |  |  | 20 | A | Rated VR; TC=142℃ | 1 |
| Peak Repetitive Forward Current | IFRM |  |  | 20 | A | Rated VR, Square Wave, 20kHz; TC=142℃ | 2 |
| Non Repetitive Peak Surge Current | IFSM |  |  | 150 | A | Surge applied at rated load conditions, Half Wave, Single Phase, 60Hz | 2 |
| Voltage Rate of Change | dv/dt |  |  | 10000 | V/μs | Rated VR | 2 |
| Maximum Instantaneous Forward Voltage Drop | VF |  |  | 0.95 | V | IF=10A | 2 |
| Maximum Instantaneous Reverse Current Drop | IR |  |  | 5 | µA | VR=205V | 2 |

## CAD (KiCad official)

- Symbol: `MBRS20200CT`
- Footprint: `Package_TO_SOT_SMD:TO-252-2`
- 3D model: TO-252 (KiCad packages3D, STEP)
- 3D model files: `mbrs20200ct-etched.step` / `mbrs20200ct-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mbrs20200ct.step` / `mbrs20200ct.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [WEIDA datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590237001451397120) (4 pp, sha256 `d57a172af3498d57`, 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/mbrs20200ct-datasheet.pdf)