component
BEP0300SC
Public Made by Adomby adom
BORN Thyristor Surge Suppressors (TSS), DO-214AA(SMB). Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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BEP0300SC
BORN · Thyristor Surge Suppressors (TSS) · DO-214AA(SMB)
BEP0300SC from BORN, in a DO-214AA(SMB). 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 | K | passive | Cathode terminal, marked by the cathode band on the SMB body; BEP0300SC has VDRM 25 V, VS 40 V max, and IPP 100 A (10/1000us) per the ratings table. |
| 2 | A | passive | Anode terminal at the opposite end of the SMB body from the cathode band; ITSM 30 A (60 Hz) and IPK 400 A (8/20us) per the ratings table. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BORN |
| Package | DO-214AA(SMB) |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Holding current | IH | 40 | mA | 2 | |||
| Breakover voltage | VS | 40 | V | 100 kV/s | 2 | ||
| Current limit | ISLMT | 500 | mA | 2 | |||
| On-state voltage | VT | 4 | V | @ IT = 2.2 A | 2 | ||
| Off-state current | ID | 5 | uA | @ VD = 25 V | 2 | ||
| Off-state capacitance | CO | 100 | pF | 1 MHz, 2 VDC | 2 | ||
| Peak pulse voltage | VPP | 6000 | V | 10/700 us | 2 | ||
| Peak pulse current | IPP | 100 | A | 10/1000 us | 2 | ||
| Peak pulse current | IPK | 400 | A | 8/20 us | 2 | ||
| Peak one-cycle surge current | ITSM | 30 | A | 60 Hz | 2 | ||
| Rate of rise of current | di/dt | 500 | A/us | 2 | |||
| Thermal resistance junction to lead | RθJL | 20 | °C/W | 2 | |||
| Thermal resistance junction to ambient | RθJA | 100 | °C/W | 2 | |||
| Operating temperature range | TJ | -40 | 150 | °C | 2 | ||
| Storage temperature range | TSTG | -55 | 150 | °C | 2 |
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 | • Lead Finish: Matte Tin • Case Material: Epoxy Molding Compound. | 1 |
CAD (KiCad official)
- Symbol:
BEP0300SC - Footprint:
Diode_SMD:D_SMB - 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
- 3D model files:
bep0300sc-etched.step/bep0300sc-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bep0300sc.step/bep0300sc.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BORN datasheet (5 pp, sha256
956380e81060640c, retrieved 2026-10-21, tier: lcsc) - Extractor:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# BEP0300SC
**BORN** · Thyristor Surge Suppressors (TSS) · DO-214AA(SMB)
BEP0300SC from BORN, in a DO-214AA(SMB). 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 | K | passive | Cathode terminal, marked by the cathode band on the SMB body; BEP0300SC has VDRM 25 V, VS 40 V max, and IPP 100 A (10/1000us) per the ratings table. |
| 2 | A | passive | Anode terminal at the opposite end of the SMB body from the cathode band; ITSM 30 A (60 Hz) and IPK 400 A (8/20us) per the ratings table. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BORN |
| Package | DO-214AA(SMB) |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Holding current | IH | 40 | | | mA | | 2 |
| Breakover voltage | VS | | | 40 | V | 100 kV/s | 2 |
| Current limit | ISLMT | | | 500 | mA | | 2 |
| On-state voltage | VT | | | 4 | V | @ IT = 2.2 A | 2 |
| Off-state current | ID | | | 5 | uA | @ VD = 25 V | 2 |
| Off-state capacitance | CO | | 100 | | pF | 1 MHz, 2 VDC | 2 |
| Peak pulse voltage | VPP | | | 6000 | V | 10/700 us | 2 |
| Peak pulse current | IPP | | | 100 | A | 10/1000 us | 2 |
| Peak pulse current | IPK | | | 400 | A | 8/20 us | 2 |
| Peak one-cycle surge current | ITSM | | | 30 | A | 60 Hz | 2 |
| Rate of rise of current | di/dt | | | 500 | A/us | | 2 |
| Thermal resistance junction to lead | RθJL | | 20 | | °C/W | | 2 |
| Thermal resistance junction to ambient | RθJA | | 100 | | °C/W | | 2 |
| Operating temperature range | TJ | -40 | | 150 | °C | | 2 |
| Storage temperature range | TSTG | -55 | | 150 | °C | | 2 |
## 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 | • Lead Finish: Matte Tin • Case Material: Epoxy Molding Compound. | 1 |
## CAD (KiCad official)
- Symbol: `BEP0300SC`
- Footprint: `Diode_SMD:D_SMB`
- 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
- 3D model files: `bep0300sc-etched.step` / `bep0300sc-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bep0300sc.step` / `bep0300sc.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [BORN datasheet](docs/bep0300sc-datasheet.pdf) (5 pp, sha256 `956380e81060640c`, retrieved 2026-10-21, tier: lcsc)
- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/bep0300sc-datasheet.pdf)