component
1SR154-400TE25
Public Made by Adomby adom
ROHM Semicon Diodes - General Purpose, SMA(DO-214AC). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
1SR154-400TE25
ROHM Semicon · Diodes - General Purpose · SMA(DO-214AC)
1SR154-400TE25 from ROHM Semicon, in a SMA(DO-214AC). 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: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | SMA(DO-214AC) |
| 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 |
|---|---|---|---|---|---|---|---|
| Forward voltage | VF | 1.1 | V | IF=1A | 1 | ||
| Reverse current | IR | 10 | mA | VR=400V | 1 | ||
| Reverse voltage (non-repetitive peak) | VRM | 500 | V | Ta=25°C | 1 | ||
| Reverse voltage (repetitive peak) | VR | 400 | V | Ta=25°C | 1 | ||
| Average rectified forward current | Io | 1 | A | Ta=25°C | 1 | ||
| Forward current surge peak | IFSM | 30 | A | 60Hz/1cyc, Ta=25°C | 1 | ||
| Junction temperature | Tj | 150 | °C | Ta=25°C | 1 | ||
| Storage temperature | Tstg | -55 | 150 | °C | Ta=25°C | 1 |
CAD (KiCad official)
- Symbol:
1SR154-400TE25 - Footprint:
Diode_SMD:D_SMA - 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files:
1sr154-400te25-etched.step/1sr154-400te25-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);1sr154-400te25.step/1sr154-400te25.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ROHM Semicon datasheet (8 pp, sha256
475abae4d09ce9cd, retrieved 2026-10-23, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(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).
# 1SR154-400TE25
**ROHM Semicon** · Diodes - General Purpose · SMA(DO-214AC)
1SR154-400TE25 from ROHM Semicon, in a SMA(DO-214AC). 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: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | SMA(DO-214AC) |
| 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 |
|---|---|---|---|---|---|---|---|
| Forward voltage | VF | | | 1.1 | V | IF=1A | 1 |
| Reverse current | IR | | | 10 | mA | VR=400V | 1 |
| Reverse voltage (non-repetitive peak) | VRM | | | 500 | V | Ta=25°C | 1 |
| Reverse voltage (repetitive peak) | VR | | | 400 | V | Ta=25°C | 1 |
| Average rectified forward current | Io | | | 1 | A | Ta=25°C | 1 |
| Forward current surge peak | IFSM | | | 30 | A | 60Hz/1cyc, Ta=25°C | 1 |
| Junction temperature | Tj | | | 150 | °C | Ta=25°C | 1 |
| Storage temperature | Tstg | -55 | | 150 | °C | Ta=25°C | 1 |
## CAD (KiCad official)
- Symbol: `1SR154-400TE25`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files: `1sr154-400te25-etched.step` / `1sr154-400te25-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `1sr154-400te25.step` / `1sr154-400te25.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [ROHM Semicon datasheet](docs/1sr154-400te25-datasheet.pdf) (8 pp, sha256 `475abae4d09ce9cd`, retrieved 2026-10-23, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (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/1sr154-400te25-datasheet.pdf)