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SE8250X2-HF
Public Made by Adomby adom
Seaward Elec Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSE8250X2-HF
Seaward Elec · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23
SE8250X2-HF from Seaward Elec, 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 | GND | power_in | Ground pin. |
| 2 | VOUT | power_out | Regulated output pin; output voltage to GND is limited to 15V absolute maximum. |
| 3 | VIN | power_in | Input supply pin, operating from VOUT+1V to 30V with a 30V absolute maximum and 24V recommended maximum. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Seaward Elec |
| Package | SOT-23 |
| 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 |
|---|---|---|---|---|---|---|---|
| Input Supply Voltage | VIN | 2.8 | 24 | V | 5 | ||
| Output Voltage Accuracy | VOUT | -1 | 1 | % | IOUT=10mA | 5 | |
| Output Voltage Accuracy | VOUT | -2 | 2 | % | 5 | ||
| Quiescent Current | IQ | 2 | 3 | μA | VIN=12V,NO Load | 5 | |
| Dropout Voltage | VDROP | 50 | mV | IOUT=10mA, ΔVOUT= - VOUT*2% | 5 | ||
| Dropout Voltage | VDROP | 500 | mV | IOUT=100mA, ΔVOUT= - VOUT*2% | 5 | ||
| Load Regulation | VLR | 40 | mV | 1mA≤IOUT≤150mA | 5 | ||
| Line Regulation | VSR | 0.2 | %/V | IOUT=1mA, VIN=(VOUT+2V) to 24V | 5 | ||
| Short Current | Ishort | 100 | mA | 5 | |||
| Thermal Protection | TSHDN | 150 | °C | 5 | |||
| Input Supply Voltage (absolute maximum) | VIN | 30 | V | 4 | |||
| Output Voltage to GND | VOUT-GND | 15 | V | 4 | |||
| Operating Temperature (absolute) | TA | -40 | 105 | °C | 4 | ||
| Storage Temperature | TSTG | -40 | 150 | °C | 4 | ||
| Maximum Junction Temperature | TJ | 150 | °C | 4 | |||
| Lead Temperature (Soldering) 10 seconds | TLEAD | 260 | °C | 10 seconds | 4 | ||
| Power Consumption | PD | 446 | mW | SOT-23-3 | 4 | ||
| Thermal Resistance, Junction-to-Ambient | θJA | 280 | °C/W | SOT-23-3 | 4 | ||
| Human Body Model (HBM) | ESD | 4 | kV | HBM | 4 | ||
| Charged Device Model (CDM) | ESD | 100 | V | CDM | 4 | ||
| Input Supply Voltage (recommended maximum) | VIN | 24 | V | 4 | |||
| Operating Temperature (recommended) | TA | -20 | 85 | °C | 4 | ||
| Lead Temperature (Soldering) 10 seconds (recommended maximum) | TLEAD | 230 | °C | 10 seconds | 4 |
CAD (KiCad official)
- Symbol:
SE8250X2-HF - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
se8250x2-hf-etched.step/se8250x2-hf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);se8250x2-hf.step/se8250x2-hf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Seaward Elec datasheet (9 pp, sha256
e129eac383fed741, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-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).