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Contents

README

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CT8132BL-IS3

Allegro MicroSystems LLC · Hall Switches · SOT-23-3

CT8132BL-IS3 from Allegro MicroSystems LLC, in a SOT-23-3. 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, 1.7 V to 5.5 V (recommended). Requires a 1.0 µF ceramic bypass capacitor to GND placed close to the device. Absolute max 6.0 V; UVLO releases at 1.60 V typ.
2 OUT output Active-low push-pull digital output. Drives low (VOL ≤ 0.1 × VDD at IOUT = 2 mA) when
3 GND power_in Ground reference for the device supply and output driver.

Key specifications

Parameter Value
Manufacturer Allegro MicroSystems LLC
Package SOT-23-3
Category Magnetic Sensors
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • CT8132BL-IS3
  • CT8132BL-HS3
  • CT8132BV-IL4
  • CT8132BV-HL4

CAD (KiCad official)

  • Symbol: CT8132BL-IS3
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3 (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Allegro MicroSystems LLC datasheet (None pp, sha256 0adf17224d74c236, retrieved 2026-08-17, tier: lcsc)
  • 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).

Datasheet PDF