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GR6220B281MR-G

GR · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-5

GR6220B281MR-G from GR, in a SOT-23-5. 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 VIN power_in Input voltage pin; the datasheet specifies an operating input range of 1.8 V to 7 V and an absolute maximum input voltage of 8 V.
2 VSS power_in Ground pin for the regulator, referenced as the output voltage floor (Vss-0.3 V absolute minimum on Vout).
3 CE input Chip enable pin; drive above 1.6 V (up to VIN) to enable the output and below 0.5 V to shut it down, with a CE input current of 0.5 µA max.
4 NC unconnected No connection (marked 空, meaning empty) on the SOT23-5 package.
5 VOUT power_out Regulated output pin; maximum output current is 300 mA at VIN = 4.3 V (absolute maximum 500 mA), and the output must not exceed Vin+0.3 V.

Key specifications

Parameter Value
Manufacturer GR
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: GR6220B281MR-G
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: gr6220b281mr-g-etched.step / gr6220b281mr-g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gr6220b281mr-g.step / gr6220b281mr-g.glb are the bare package body.

Provenance

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

  • Datasheet: GR datasheet (5 pp, sha256 52641ae289840721, retrieved 2026-10-09, 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 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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).

Datasheet PDF