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SK7809A
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Shikues Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-220. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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SK7809A
Shikues · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-220
SK7809A from Shikues, in a TO-220. 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 | Input | power_in | Unregulated input voltage pin, with absolute maximum input voltage of 35 V. |
| 2 | Gnd | power_in | Ground pin common to input and output. |
| 3 | Out | power_out | Regulated 9 V output (8.64 to 9.36 V at TJ = +25℃) with short circuit current typically 0.75 to 1.2 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shikues |
| Package | TO-220 |
| Category | Power Management (PMIC) |
| 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 |
|---|---|---|---|---|---|---|---|
| Output Voltage | VO | 8.64 | 9 | 9.36 | V | TJ = +25℃ | 4 |
| Output Voltage | VO | 8.55 | 9 | 9.45 | V | IO = 5mA to 1A, PO ≤ 15W, VI = 11.5V to 26V | 4 |
| Line Regulation | ΔVO | 100 | mV | TJ = +25℃, VI = 11.5V to 26V | 4 | ||
| Line Regulation | ΔVO | 50 | mV | TJ = +25℃, VI = 12V to 18V | 4 | ||
| Load Regulation | ΔVO | 100 | mV | TJ = +25℃, IO = 5mA to 1.2A | 4 | ||
| Load Regulation | ΔVO | 50 | mV | TJ = +25℃, IO = 250mA to 750mA | 4 | ||
| Quiescent Current | IQ | 6 | mA | TJ = +25℃ | 4 | ||
| Quiescent Current Change | ΔIQ | 0.5 | mA | IO = 5mA to 1A | 4 | ||
| Quiescent Current Change | ΔIQ | 1 | mA | VI = 11.5V to 26V | 4 | ||
| Output Voltage Temperature Drift | ΔVo/ΔT | 1 | mV/℃ | IO = 5mA | 4 | ||
| Short Circuit Current | ISC | 0.75 | 1.2 | A | TJ = +25°C, VI = 35V | 4 | |
| Input Voltage | VI | 35 | V | Tc=25℃ | 1 | ||
| Operating Temperature Range | TOPR | 0 | 125 | ℃ | Tc=25℃ | 1 | |
| Storage Temperature Range | TSTG | -65 | 150 | ℃ | Tc=25℃ | 1 |
CAD (KiCad official)
- Symbol:
SK7809A - Footprint:
Package_TO_SOT_THT:TO-220-3_Vertical - 3D model: TO-220 (KiCad packages3D, STEP)
- 3D model files:
sk7809a-etched.step/sk7809a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);sk7809a.step/sk7809a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shikues datasheet (8 pp, sha256
08f5a6a216c0ec46, retrieved 2026-10-27, 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).
# SK7809A
**Shikues** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TO-220
SK7809A from Shikues, in a TO-220. 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 | Input | power_in | Unregulated input voltage pin, with absolute maximum input voltage of 35 V. |
| 2 | Gnd | power_in | Ground pin common to input and output. |
| 3 | Out | power_out | Regulated 9 V output (8.64 to 9.36 V at TJ = +25℃) with short circuit current typically 0.75 to 1.2 A. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shikues |
| Package | TO-220 |
| Category | Power Management (PMIC) |
| 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 |
|---|---|---|---|---|---|---|---|
| Output Voltage | VO | 8.64 | 9 | 9.36 | V | TJ = +25℃ | 4 |
| Output Voltage | VO | 8.55 | 9 | 9.45 | V | IO = 5mA to 1A, PO ≤ 15W, VI = 11.5V to 26V | 4 |
| Line Regulation | ΔVO | | | 100 | mV | TJ = +25℃, VI = 11.5V to 26V | 4 |
| Line Regulation | ΔVO | | | 50 | mV | TJ = +25℃, VI = 12V to 18V | 4 |
| Load Regulation | ΔVO | | | 100 | mV | TJ = +25℃, IO = 5mA to 1.2A | 4 |
| Load Regulation | ΔVO | | | 50 | mV | TJ = +25℃, IO = 250mA to 750mA | 4 |
| Quiescent Current | IQ | | | 6 | mA | TJ = +25℃ | 4 |
| Quiescent Current Change | ΔIQ | | | 0.5 | mA | IO = 5mA to 1A | 4 |
| Quiescent Current Change | ΔIQ | | | 1 | mA | VI = 11.5V to 26V | 4 |
| Output Voltage Temperature Drift | ΔVo/ΔT | | | 1 | mV/℃ | IO = 5mA | 4 |
| Short Circuit Current | ISC | | 0.75 | 1.2 | A | TJ = +25°C, VI = 35V | 4 |
| Input Voltage | VI | | | 35 | V | Tc=25℃ | 1 |
| Operating Temperature Range | TOPR | 0 | | 125 | ℃ | Tc=25℃ | 1 |
| Storage Temperature Range | TSTG | -65 | | 150 | ℃ | Tc=25℃ | 1 |
## CAD (KiCad official)
- Symbol: `SK7809A`
- Footprint: `Package_TO_SOT_THT:TO-220-3_Vertical`
- 3D model: TO-220 (KiCad packages3D, STEP)
- 3D model files: `sk7809a-etched.step` / `sk7809a-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sk7809a.step` / `sk7809a.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shikues datasheet](docs/sk7809a-datasheet.pdf) (8 pp, sha256 `08f5a6a216c0ec46`, retrieved 2026-10-27, 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/sk7809a-datasheet.pdf)