component
SBAT54ALT3G
Public Made by Adomby adom
onsemi Schottky Diodes, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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SBAT54ALT3G
onsemi · Schottky Diodes · SOT-23
SBAT54ALT3G from onsemi, in a SOT-23. 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 per the STYLE 12 outline; the device reverse voltage VR is rated at 30 V. |
| 2 | CATHODE | passive | Cathode terminal of the Schottky diode per the STYLE 12 outline; the device DC forward current is rated at 200 mA max. |
| 3 | ANODE | passive | Anode terminal of the Schottky diode per the STYLE 12 outline; the device repetitive peak forward current is rated at 300 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SOT-23 |
| Category | Diodes |
| Pins | 3 |
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 Voltage | VR | 30 | V | 2 | |||
| Forward Power Dissipation | PF | 225 | mW | @ TA = 25°C | 2 | ||
| Forward Current (DC) | IF | 200 | mA | 2 | |||
| Non-Repetitive Peak Forward Current | IFSM | 600 | mA | tp < 10 msec | 2 | ||
| Repetitive Peak Forward Current | IFRM | 300 | mA | Pulse Wave = 1 sec, Duty Cycle = 66% | 2 | ||
| Junction Temperature | TJ | -55 | 150 | °C | 2 | ||
| Storage Temperature Range | Tstg | -55 | 150 | °C | 2 | ||
| Reverse Breakdown Voltage | V(BR)R | 30 | V | IR = 10 A | 3 | ||
| Total Capacitance | CT | 7.6 | 10 | pF | VR = 1.0 V, f = 1.0 MHz | 3 | |
| Reverse Leakage | IR | 0.5 | 2 | Adc | VR = 25 V | 3 | |
| Forward Voltage | VF | 0.22 | 0.24 | V | IF = 0.1 mA | 3 | |
| Forward Voltage | VF | 0.29 | 0.32 | V | IF = 1.0 mA | 3 | |
| Forward Voltage | VF | 0.35 | 0.4 | V | IF = 10 mA | 3 | |
| Forward Voltage | VF | 0.41 | 0.5 | V | IF = 30 mA | 3 | |
| Forward Voltage | VF | 0.52 | 0.8 | V | IF = 100 mA | 3 | |
| Reverse Recovery Time | trr | 5 | ns | IF = IR = 10 mAdc, IR(REC) = 1.0 mAdc, Figure 1 | 3 |
CAD (KiCad official)
- Symbol:
SBAT54ALT3G - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
sbat54alt3g-etched.step/sbat54alt3g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sbat54alt3g.step/sbat54alt3g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (6 pp, sha256
8097e4ce2ecd0522, retrieved 2026-10-20, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-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).
# SBAT54ALT3G
**onsemi** · Schottky Diodes · SOT-23
SBAT54ALT3G from onsemi, in a SOT-23. 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 per the STYLE 12 outline; the device reverse voltage VR is rated at 30 V. |
| 2 | CATHODE | passive | Cathode terminal of the Schottky diode per the STYLE 12 outline; the device DC forward current is rated at 200 mA max. |
| 3 | ANODE | passive | Anode terminal of the Schottky diode per the STYLE 12 outline; the device repetitive peak forward current is rated at 300 mA. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | SOT-23 |
| Category | Diodes |
| Pins | 3 |
## 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 Voltage | VR | | | 30 | V | | 2 |
| Forward Power Dissipation | PF | | | 225 | mW | @ TA = 25°C | 2 |
| Forward Current (DC) | IF | | | 200 | mA | | 2 |
| Non-Repetitive Peak Forward Current | IFSM | | | 600 | mA | tp < 10 msec | 2 |
| Repetitive Peak Forward Current | IFRM | | | 300 | mA | Pulse Wave = 1 sec, Duty Cycle = 66% | 2 |
| Junction Temperature | TJ | -55 | | 150 | °C | | 2 |
| Storage Temperature Range | Tstg | -55 | | 150 | °C | | 2 |
| Reverse Breakdown Voltage | V(BR)R | 30 | | | V | IR = 10 A | 3 |
| Total Capacitance | CT | | 7.6 | 10 | pF | VR = 1.0 V, f = 1.0 MHz | 3 |
| Reverse Leakage | IR | | 0.5 | 2 | Adc | VR = 25 V | 3 |
| Forward Voltage | VF | | 0.22 | 0.24 | V | IF = 0.1 mA | 3 |
| Forward Voltage | VF | | 0.29 | 0.32 | V | IF = 1.0 mA | 3 |
| Forward Voltage | VF | | 0.35 | 0.4 | V | IF = 10 mA | 3 |
| Forward Voltage | VF | | 0.41 | 0.5 | V | IF = 30 mA | 3 |
| Forward Voltage | VF | | 0.52 | 0.8 | V | IF = 100 mA | 3 |
| Reverse Recovery Time | trr | | | 5 | ns | IF = IR = 10 mAdc, IR(REC) = 1.0 mAdc, Figure 1 | 3 |
## CAD (KiCad official)
- Symbol: `SBAT54ALT3G`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `sbat54alt3g-etched.step` / `sbat54alt3g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sbat54alt3g.step` / `sbat54alt3g.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589988644909191168) (6 pp, sha256 `8097e4ce2ecd0522`, retrieved 2026-10-20, tier: lcsc)
- **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/sbat54alt3g-datasheet.pdf)