# MMSD701T1G

**onsemi** · Schottky Barrier Diodes (SBD) · SOD-123

MMSD701T1G from onsemi, in a SOD-123. 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 diode; the MMSD701T1G is rated for a 70 Vdc reverse voltage and 200 mA continuous forward current. |
| 2 | Anode | passive | Anode terminal of the Schottky diode; the MMSD701T1G is rated for a 70 Vdc reverse voltage and 200 mA continuous forward current. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SOD-123 |
| 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 | 70 |  |  | V | IR = 10 µA (printed as 10 A) | 2 |
| Diode Capacitance | CT |  | 0.5 | 1 | pF | VR = 0 V, f = 1.0 MHz | 2 |
| Total Capacitance | CT |  | 0.5 | 1 | pF | VR = 20 V, f = 1.0 MHz | 2 |
| Reverse Leakage | IR |  | 9 | 200 | nAdc | VR = 35 V | 2 |
| Forward Voltage | VF |  | 0.45 | 0.6 | Vdc | IF = 1.0 mAdc | 2 |
| Forward Voltage | VF |  | 0.5 | 1 | Vdc | IF = 10 mA | 2 |
| Reverse Voltage | VR |  |  | 70 | Vdc |  | 1 |
| Forward Current (DC) Continuous | IF |  |  | 200 | mA |  | 1 |
| Forward Power Dissipation | PF |  |  | 225 | mW | TA = 25C | 1 |
| Junction Temperature | TJ | -55 |  | 125 | C |  | 1 |
| Storage Temperature Range | Tstg | -55 |  | 150 | C |  | 1 |

## CAD (KiCad official)

- Symbol: `MMSD701T1G`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123 (KiCad packages3D, STEP)
- 3D model files: `mmsd701t1g-etched.step` / `mmsd701t1g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmsd701t1g.step` / `mmsd701t1g.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/mmsd701t1-d.pdf) (5 pp, sha256 `617fa8a1ebc83e5a`, retrieved 2026-10-22, 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/mmsd701t1g-datasheet.pdf)