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docs fp6291clr-g1: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
fp6291clr-g1-etched.fit.json fp6291clr-g1: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
fp6291clr-g1-etched.glb fp6291clr-g1: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bod… · Ray
fp6291clr-g1-etched.step fp6291clr-g1: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bod… · Ray
fp6291clr-g1.glb Publish 0.1.0 · Ray
fp6291clr-g1.kicad_mod Publish 0.1.0 · Ray
fp6291clr-g1.kicad_sym Publish 0.1.0 · Ray
fp6291clr-g1.lbr rebuild the library on adom-lbr 2.32.0. The published copy was built by 2.18.0, which imported every KiCad roundrect an… · Ray
fp6291clr-g1.step Publish 0.1.0 · Ray
package.json Publish 0.2.0 · Ray
pads.json pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left) · Ray
page.json fp6291clr-g1: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC bod… · Ray
README.md fp6291clr-g1: laser-etched CAD + chip hero (factory 2.0.0 backfill) · Ray

FP6291CLR-G1

Advanced Analog Technology · DC-DC Converters · SOT-23-6L

FP6291CLR-G1 from Advanced Analog Technology, in a SOT-23-6L. 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 LX output Power Switch Output. Drain of the internal 0.2Ω, 16V N-channel power MOSFET; connect to the boost inductor and the anode of the Schottky rectifier. Absolute maximum voltage 16V.
2 GND power_in IC Ground. Common return for the analog control circuitry and the power MOSFET source.
3 FB input Error Amplifier Inverting Input. Connect to a resistor divider from VOUT to set the output voltage; regulated to the internal 0.6V (±2%) reference.
4 EN input Enable Control (Active High). Drive above VEN(enable) ≈ 0.96V to enable the converter; below 0.6V places the device in shutdown (ICC ≈ 0.1µA). Do not leave floating.
5 VCC power_in IC Power Supply input. Operating range 2.6V to 5.5V (absolute maximum 6V). Bypass to GND with a local ceramic capacitor.
6 OC input Adjustable Current Limit. Connect a resistor (16kΩ to 96kΩ) from OC to GND to program the over-current threshold from 3A down to 0.5A.

Key specifications

Parameter Value
Manufacturer Advanced Analog Technology
Package SOT-23-6L
Category PMIC
Pins 6

Ordering variants

Same part, different packaging or reel option.

  • FP6291CLR-G1

CAD (KiCad official)

  • Symbol: FP6291CLR-G1
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6L (KiCad packages3D, STEP)
  • 3D model files: fp6291clr-g1-etched.step / fp6291clr-g1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); fp6291clr-g1.step / fp6291clr-g1.glb are the bare package body.

3D model downloads

Two STEP files. Same geometry, different body top:

File Size Use it when
fp6291clr-g1.step 97 KB You want the bare part, or you mark your own boards.
fp6291clr-g1-etched.step 2.1 MB You want the part with FP6291CLR-G1 already on it.

The marking in the etched file is real recessed geometry cut into the solid, not a texture or a decal: 522 faces against 117 in the bare model. It survives export, section views, and rendering in any CAD tool, and it drops straight into KiCad or Fusion with no extra setup.

Provenance

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

  • Datasheet: Advanced Analog Technology datasheet (11 pp, sha256 35ce10a3dc4117a3, 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