# MBRF20100CTD

**DIYI Elec Tech** · Schottky Barrier Diodes (SBD) · ITO-220AB-3

MBRF20100CTD from DIYI Elec Tech, 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 Schottky diode (leg 1) in the common-cathode pair; rated 100V max DC blocking voltage for MBRF20100CTD, 10A forward current per leg at VF 0.85V. |
| 2 | K | passive | Common cathode of both Schottky diodes (middle pin); total average forward current 20A, peak surge 150A. |
| 3 | A2 | passive | Anode of the second Schottky diode (leg 2) in the common-cathode pair; rated 100V max DC blocking voltage for MBRF20100CTD, 10A forward current per leg at VF 0.85V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | DIYI Elec Tech |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum Recurrent Peak Reverse Voltage | VRRM |  |  | 100 | V |  | 1 |
| Maximum DC Blocking Voltage | VDC |  |  | 100 | V |  | 1 |
| Maximum Average Forward Current | IF(AV) |  |  | 20 | A | See Fig.1 | 1 |
| Peak Forward Surge Current | IFSM |  |  | 150 | A | 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) | 1 |
| Maximum Forward Voltage | VF |  |  | 0.85 | V | at 10A per leg | 1 |
| Maximum DC Reverse Current | IR |  |  | 0.05 | mA | TJ=25°C at rated DC blocking voltage | 1 |
| Maximum DC Reverse Current | IR |  |  | 20 | mA | TJ=125°C at rated DC blocking voltage | 1 |
| Typical Thermal Resistance | RθJC |  | 2 |  | °C/W |  | 1 |

## CAD (KiCad official)

- Symbol: `MBRF20100CTD`
- 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:** [DIYI Elec Tech datasheet](docs/mbrf20100ctd-datasheet.pdf) (3 pp, sha256 `b34ad11c5eb61e7e`, retrieved 2026-10-22, 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/mbrf20100ctd-datasheet.pdf)