component
UMW SS24A
Public Made by Adomby adom
UMW Schottky Barrier Diodes (SBD), SMA(DO-214AC). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
UMW SS24A
UMW · Schottky Barrier Diodes (SBD) · SMA(DO-214AC)
UMW SS24A from UMW, 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 end of the Schottky diode, marked by the color band on the package. |
| 2 | A | passive | Anode of the Schottky diode (the end opposite the color band). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | UMW |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum Recurrent Peak Reverse Voltage | VRRM | 40 | V | 2 | |||
| Maximum RMS Voltage | VRMS | 28 | V | 2 | |||
| Maximum DC Blocking Voltage | VDC | 40 | V | 2 | |||
| Maximum Average Forward Rectified Current | IF(AV) | 2 | A | See Fig.1 | 2 | ||
| Peak Forward Surge Current | IFSM | 50 | A | 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) | 2 | ||
| Maximum Instantaneous Forward Voltage | VF | 0.55 | V | at 2A | 2 | ||
| Maximum DC Reverse Current | IR | 0.5 | mA | TA=25°C, at Rated DC Blocking Voltage | 2 | ||
| Maximum DC Reverse Current | IR | 20 | mA | TA=100°C, at Rated DC Blocking Voltage | 2 | ||
| Typical Junction Capacitance | CJ | 170 | pF | Measured at 1MHz and applied reverse voltage of 4.0V D.C. | 2 | ||
| Typical Thermal Resistance Junction to Ambient | RθJA | 70 | °C/W | Junction to Ambient | 2 | ||
| Junction Temperature Range | TJ | -65 | 125 | °C | 2 | ||
| Storage Temperature Range | TSTG | -65 | 150 | °C | 2 |
CAD (KiCad official)
- Symbol:
UMW SS24A - Footprint:
Diode_SMD:D_SMA - 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files:
umw-ss24a-etched.step/umw-ss24a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);umw-ss24a.step/umw-ss24a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: UMW datasheet (6 pp, sha256
9a92c8014344aea2, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text), consensusclaude-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).
# UMW SS24A
**UMW** · Schottky Barrier Diodes (SBD) · SMA(DO-214AC)
UMW SS24A from UMW, 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 end of the Schottky diode, marked by the color band on the package. |
| 2 | A | passive | Anode of the Schottky diode (the end opposite the color band). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | UMW |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum Recurrent Peak Reverse Voltage | VRRM | | | 40 | V | | 2 |
| Maximum RMS Voltage | VRMS | | | 28 | V | | 2 |
| Maximum DC Blocking Voltage | VDC | | | 40 | V | | 2 |
| Maximum Average Forward Rectified Current | IF(AV) | | | 2 | A | See Fig.1 | 2 |
| Peak Forward Surge Current | IFSM | | | 50 | A | 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) | 2 |
| Maximum Instantaneous Forward Voltage | VF | | | 0.55 | V | at 2A | 2 |
| Maximum DC Reverse Current | IR | | | 0.5 | mA | TA=25°C, at Rated DC Blocking Voltage | 2 |
| Maximum DC Reverse Current | IR | | | 20 | mA | TA=100°C, at Rated DC Blocking Voltage | 2 |
| Typical Junction Capacitance | CJ | | 170 | | pF | Measured at 1MHz and applied reverse voltage of 4.0V D.C. | 2 |
| Typical Thermal Resistance Junction to Ambient | RθJA | | 70 | | °C/W | Junction to Ambient | 2 |
| Junction Temperature Range | TJ | -65 | | 125 | °C | | 2 |
| Storage Temperature Range | TSTG | -65 | | 150 | °C | | 2 |
## CAD (KiCad official)
- Symbol: `UMW SS24A`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA(DO-214AC) (KiCad packages3D, STEP)
- 3D model files: `umw-ss24a-etched.step` / `umw-ss24a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `umw-ss24a.step` / `umw-ss24a.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [UMW datasheet](docs/umw-ss24a-datasheet.pdf) (6 pp, sha256 `9a92c8014344aea2`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/umw-ss24a-datasheet.pdf)