component
KTM1901SD-ST3
Public Unreviewedby Ray
CONNTEK Linear Hall Sensors, SOT-23-3L. Datasheet-verified pinout, 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
markdownKTM1901SD-ST3
CONNTEK · Linear Hall Sensors · SOT-23-3L
KTM1901SD-ST3 from CONNTEK, 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 | VDD | power_in | Supply voltage input. Operating range 1.8V to 5.5V (absolute max 6V). Requires a 100nF decoupling capacitor to GND placed close to this pin. |
| 2 | OUTPUT | output | CMOS push-pull switch output. Drives low (VOL |
| 3 | GND | power_in | Ground reference (0V). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CONNTEK |
| Package | SOT-23-3L |
| Category | Magnetic Sensors |
| Pins | 3 |
Ordering variants
Same part, different packaging or reel option.
KTM1901SD-ST3KTM1901SD-ST3TO3
CAD (KiCad official)
- Symbol:
KTM1901SD-ST3 - Footprint:
Package_TO_SOT_SMD:SOT-23-3 - 3D model: SOT-23-3L (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: CONNTEK datasheet (None pp, sha256
0223649bda983df8, retrieved 2026-08-17, 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:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).