component
SK7550-1
Public Made by Adomby adom
Shikues Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+59@@ -0,0 +1,59 @@+# SK7550-1++**Shikues** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-89++SK7550-1 from Shikues, in a SOT-89. 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 | GND | power_in | Ground pin, the common reference for the regulator. |+| 2 | VIN | power_in | Input pin; the general description states the input can be as high as 24V, while the absolute maximum supply voltage is 33V. |+| 3 | VOUT | power_out | Regulated output pin; for SK7550-1 the output is 5.0V (4.850V to 5.150V) and the part can deliver 100mA output current. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Shikues |+| Package | SOT-89 |+| 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 |+|---|---|---|---|---|---|---|---|+| Supply Voltage | | -0.3 | | 33 | V | | 2 |+| Storage Temperature | | -50 | | 125 | °C | | 2 |+| Operating Temperature | | -40 | | 85 | °C | | 2 |+| Thermal Resistance (Junction to Ambient), SOT89 | θJA | | | 200 | °C/W | Assume no ambient airflow, no heat sink | 2 |+| Power Dissipation, SOT89 | PD | | | 0.5 | W | Ta=25°C | 2 |+| Output voltage accuracy tolerance | | -2 | | 2 | % | Output voltage accuracy (Features); see review_required | 1 |+| Output Voltage | VOUT | 4.85 | 5 | 5.15 | V | VIN=7.0V, IOUT=10mA, TOPT=25℃ | 5 |+| Output Current | IOUT | 100 | | | mA | VIN=7.0V | 5 |+| Load Regulation | ∆VOUT | | | 60 | mV | VIN=7.0V, 1mA≤IOUT≤30mA | 5 |+| Dropout Voltage | VDIF | | | 100 | mV | | 5 |+| Quiescent Current | ISS | | 2 | 3 | μA | No load | 5 |+| Line Regulation | | | | 0.2 | %/V | 6.0V≤VIN≤30V, IOUT=1mA | 5 |+| Temperature Coefficient | | | 100 | | ppm/°C | IOUT=10mA, -40°C<Ta<85°C | 5 |++## CAD (KiCad official)++- Symbol: `SK7550-1`+- Footprint: `Package_TO_SOT_SMD:SOT-89-3`+- 3D model: SOT-89 (KiCad packages3D, STEP)+- 3D model files: `sk7550-1-etched.step` / `sk7550-1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sk7550-1.step` / `sk7550-1.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Shikues datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757073473594236928) (9 pp, sha256 `34e1434e64aa8f86`, retrieved 2026-10-18, 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/sk7550-1-datasheet.pdf)
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