# RB510SM-40FHT2R

**ROHM Semicon** · Schottky Barrier Diodes (SBD) · SOD-523

RB510SM-40FHT2R from ROHM Semicon, in a SOD-523. 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 | Cathode | passive | Cathode terminal of the Schottky barrier diode; the part is rated for a repetitive peak reverse voltage VRM and reverse voltage VR of 40 V. |
| 2 | Anode | passive | Anode terminal of the Schottky barrier diode; forward voltage VF is specified at 0.48 V max at IF = 10 mA. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | SOD-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage | VRM |  |  | 40 | V |  | 1 |
| Reverse voltage | VR |  |  | 40 | V |  | 1 |
| Operating junction temperature | Tj |  |  | 150 | °C |  | 1 |
| Storage temperature | Tstg | -55 |  | 150 | °C |  | 1 |
| Forward voltage | VF |  |  | 0.48 | V |  | 1 |
| Reverse current (IR1) | IR1 |  |  | 0.4 | mA |  | 1 |
| Reverse current (IR2) | IR2 |  |  | 2 | mA |  | 1 |

## CAD (KiCad official)

- Symbol: `RB510SM-40FHT2R`
- Footprint: `Diode_SMD:D_SOD-523`
- 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files: `rb510sm-40fht2r-etched.step` / `rb510sm-40fht2r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `rb510sm-40fht2r.step` / `rb510sm-40fht2r.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [ROHM Semicon datasheet](docs/rb510sm-40fht2r-datasheet.pdf) (7 pp, sha256 `9e79e5aa2ee71f3d`, retrieved 2026-10-21, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-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/rb510sm-40fht2r-datasheet.pdf)