component
80SQ045NG
Public Made by Adomby adom
onsemi Schottky Barrier Diodes (SBD), DO-27. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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80SQ045NG
onsemi · Schottky Barrier Diodes (SBD) · DO-27
80SQ045NG from onsemi, in a DO-27. 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, indicated by the polarity band; rated for 45 V peak repetitive reverse/DC blocking voltage (VRRM/VRWM/VR). |
| 2 | A | passive | Anode; carries up to 8.0 A average rectified forward current (IO) at TL = 75°C with a 0.55 V maximum forward voltage at 8.0 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | DO-27 |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage | VRRM/VRWM/VR | 45 | V | 1 | |||
| Average Rectified Forward Current | IO | 8 | A | TL = 75°C (PsiJL = 12°C/W, P.C. Board Mounting, Note 2) | 1 | ||
| Non-Repetitive Peak Surge Current | IFSM | 140 | A | Surge applied at rated load conditions, halfwave, single phase, 60 Hz | 1 | ||
| Operating and Storage Junction Temperature Range | TJ, Tstg | -65 | 125 | °C | Reverse voltage applied | 1 | |
| Voltage Rate of Change | dv/dt | 10 | V/ns | Rated VR | 1 | ||
| Maximum Instantaneous Forward Voltage | vF | 0.55 | V | iF = 8.0 A, TL = 25°C | 2 | ||
| Maximum Instantaneous Reverse Current, TL = 25°C | iR | 1 | mA | Rated dc voltage, TL = 25°C | 2 | ||
| Maximum Instantaneous Reverse Current, TL = 100°C | iR | 50 | mA | Rated dc voltage, TL = 100°C | 2 | ||
| Thermal Resistance, Junction-to-Lead (0.9 in x 0.9 in copper pad) | RJL | 13 | °C/W | 0.9 in x 0.9 in Copper Pad Size | 2 | ||
| Thermal Resistance, Junction-to-Lead (6.75 in x 6.75 in copper pad) | RJL | 12 | °C/W | 6.75 in x 6.75 in Copper Pad Size | 2 | ||
| Thermal Resistance, Junction-to-Ambient (0.9 in x 0.9 in copper pad) | RJA | 50 | °C/W | 0.9 in x 0.9 in Copper Pad Size | 2 | ||
| Thermal Resistance, Junction-to-Ambient (6.75 in x 6.75 in copper pad) | RJA | 40 | °C/W | 6.75 in x 6.75 in Copper Pad Size | 2 |
CAD (KiCad official)
- Symbol:
80SQ045NG - Footprint:
Diode_THT:D_DO-27_P15.24mm_Horizontal - 3D model: DO-27 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (4 pp, sha256
60760058a8109b2f, retrieved 2026-10-23, tier: manufacturer) - 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).
# 80SQ045NG
**onsemi** · Schottky Barrier Diodes (SBD) · DO-27
80SQ045NG from onsemi, in a DO-27. 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, indicated by the polarity band; rated for 45 V peak repetitive reverse/DC blocking voltage (VRRM/VRWM/VR). |
| 2 | A | passive | Anode; carries up to 8.0 A average rectified forward current (IO) at TL = 75°C with a 0.55 V maximum forward voltage at 8.0 A. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | DO-27 |
| 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 |
|---|---|---|---|---|---|---|---|
| Peak Repetitive Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage | VRRM/VRWM/VR | | | 45 | V | | 1 |
| Average Rectified Forward Current | IO | | | 8 | A | TL = 75°C (PsiJL = 12°C/W, P.C. Board Mounting, Note 2) | 1 |
| Non-Repetitive Peak Surge Current | IFSM | | | 140 | A | Surge applied at rated load conditions, halfwave, single phase, 60 Hz | 1 |
| Operating and Storage Junction Temperature Range | TJ, Tstg | -65 | | 125 | °C | Reverse voltage applied | 1 |
| Voltage Rate of Change | dv/dt | | | 10 | V/ns | Rated VR | 1 |
| Maximum Instantaneous Forward Voltage | vF | | | 0.55 | V | iF = 8.0 A, TL = 25°C | 2 |
| Maximum Instantaneous Reverse Current, TL = 25°C | iR | | | 1 | mA | Rated dc voltage, TL = 25°C | 2 |
| Maximum Instantaneous Reverse Current, TL = 100°C | iR | | | 50 | mA | Rated dc voltage, TL = 100°C | 2 |
| Thermal Resistance, Junction-to-Lead (0.9 in x 0.9 in copper pad) | RJL | | | 13 | °C/W | 0.9 in x 0.9 in Copper Pad Size | 2 |
| Thermal Resistance, Junction-to-Lead (6.75 in x 6.75 in copper pad) | RJL | | | 12 | °C/W | 6.75 in x 6.75 in Copper Pad Size | 2 |
| Thermal Resistance, Junction-to-Ambient (0.9 in x 0.9 in copper pad) | RJA | | | 50 | °C/W | 0.9 in x 0.9 in Copper Pad Size | 2 |
| Thermal Resistance, Junction-to-Ambient (6.75 in x 6.75 in copper pad) | RJA | | | 40 | °C/W | 6.75 in x 6.75 in Copper Pad Size | 2 |
## CAD (KiCad official)
- Symbol: `80SQ045NG`
- Footprint: `Diode_THT:D_DO-27_P15.24mm_Horizontal`
- 3D model: DO-27 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/80sq045n-d.pdf) (4 pp, sha256 `60760058a8109b2f`, retrieved 2026-10-23, tier: manufacturer)
- **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/80sq045ng-datasheet.pdf)