component
XT1861B502MR-G
Public Made by Adomby adom
NATLINEAR DC-DC Converters, SOT-23-3L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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XT1861B502MR-G
NATLINEAR · DC-DC Converters · SOT-23-3L
XT1861B502MR-G from NATLINEAR, in a SOT-23-3L. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | GND | power_in | Ground reference terminal. |
| 2 | LX | output | Switching output node for external inductor connection; maximum current 1000mA per absolute maximum ratings. |
| 3 | VOUT | power_out | Regulated output voltage 5.0V with ±2.5% accuracy. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | NATLINEAR |
| Package | SOT-23-3L |
| Category | Power Management (PMIC) |
| Pins | 3 |
CAD (KiCad official)
- Symbol:
XT1861B502MR-G - Footprint:
Package_TO_SOT_SMD:SOT-23-3 - 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files:
xt1861b502mr-g-etched.step/xt1861b502mr-g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);xt1861b502mr-g.step/xt1861b502mr-g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: NATLINEAR datasheet (12 pp, sha256
6aefb3994990857c, retrieved 2026-09-18, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).
# XT1861B502MR-G
**NATLINEAR** · DC-DC Converters · SOT-23-3L
XT1861B502MR-G from NATLINEAR, in a SOT-23-3L. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | GND | power_in | Ground reference terminal. |
| 2 | LX | output | Switching output node for external inductor connection; maximum current 1000mA per absolute maximum ratings. |
| 3 | VOUT | power_out | Regulated output voltage 5.0V with ±2.5% accuracy. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | NATLINEAR |
| Package | SOT-23-3L |
| Category | Power Management (PMIC) |
| Pins | 3 |
## CAD (KiCad official)
- Symbol: `XT1861B502MR-G`
- Footprint: `Package_TO_SOT_SMD:SOT-23-3`
- 3D model: SOT-23-3L (KiCad packages3D, STEP)
- 3D model files: `xt1861b502mr-g-etched.step` / `xt1861b502mr-g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `xt1861b502mr-g.step` / `xt1861b502mr-g.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [NATLINEAR datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590230754594107392) (12 pp, sha256 `6aefb3994990857c`, retrieved 2026-09-18, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/xt1861b502mr-g-datasheet.pdf)