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Contents

README

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HE61CN2702MR

HEERMICR · Supervisor and Reset ICs · SOT-23-3

HE61CN2702MR from HEERMICR, 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 VOUT output N-channel open-drain detector output. Pulls to VSS when VDD <= VDET(-) (2.7 V nominal) and is high-impedance when VDD > VDET(+). Requires an external pull-up resistor (typ. 47 kOhm) to the monitored rail. Sink current 0.5 mA min at VOUT = 0.2 V.
2 GND power_in Ground / VSS reference for the detector.
3 VIN power_in Supply input and monitored voltage (VDD). Operating range 0.7 V to 10 V; absolute maximum 8 V per Absolute Maximum Ratings. Internally sensed against the fixed 2.7 V reference.

Key specifications

Parameter Value
Manufacturer HEERMICR
Package SOT-23-3
Category PMIC
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • HE61CN2702MRM
  • HE61CN2702MRN

CAD (KiCad official)

  • Symbol: HE61CN2702MR
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3 (KiCad packages3D, STEP)
  • 3D model files: he61cn2702mr-etched.step / he61cn2702mr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); he61cn2702mr.step / he61cn2702mr.glb are the bare package body.

Provenance

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

  • Datasheet: HEERMICR datasheet (9 pp, sha256 b943b72ad8aee603, 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