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Contents

README

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DIO6305BCST6

DIOO · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-23-6

DIO6305BCST6 from DIOO, in a SOT-23-6. 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 SW passive Boost and rectifying switch node. Connect the external boost inductor (typ. 4.7µH) between VCC and this pin. Internal power MOSFETs switch at 1.2MHz; switch current limit is typ. 1.1A.
2 GND power_in Power ground. Return for the internal power MOSFETs and control circuitry. Should be connected to the system ground plane close to the input and output capacitors.
3 EN input Enable control. Pull high to turn the converter on; drive low to shut down (<1µA shutdown current). VIH ≥ 1.6V, VIL ≤ 0.4V (1.8V logic compatible). Do not float.
4 FB input Output voltage feedback pin. Connect the mid-point of an external resistor divider from VOUT to GND here to program the output voltage. Regulation reference is 500mV (typ., 485-519mV). R2 recommended 100kΩ.
5 VOUT power_out Boost converter output. Connect the output filter capacitor (4.7µF-22µF ceramic, typ. 10µF) here. Adjustable up to 5.25V; output is internally clamped at ~6V. Provides true load disconnect during shutdown.
6 VCC power_in Boost converter supply voltage input, 2.7V to 5.25V. Connect the input decoupling capacitor (≥10µF ceramic) close to this pin. Also serves as the source side of the boost inductor path.

Key specifications

Parameter Value
Manufacturer DIOO
Package SOT-23-6
Category PMIC
Pins 6

Ordering variants

Same part, different packaging or reel option.

  • DIO6305BCST6

CAD (KiCad official)

  • Symbol: DIO6305BCST6
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: dio6305bcst6-etched.step / dio6305bcst6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dio6305bcst6.step / dio6305bcst6.glb are the bare package body.

Provenance

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

  • Datasheet: DIOO datasheet (10 pp, sha256 403d983cf018071b, 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