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Contents

README

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RT9080-30GJ5

Richtek Tech · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · TSOT-23-5

RT9080-30GJ5 from Richtek Tech, in a TSOT-23-5. 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 VIN power_in Supply voltage input. Operating range 1.2V to 5.5V (absolute max -0.3V to 6.5V). Bypass with a ceramic capacitor to GND.
2 GND power_in Device ground reference. Connect to system ground plane.
3 EN input Enable control input. Logic-high (VIH >= 0.9V at VIN=5V) turns on the regulator; logic-low (VIL <= 0.4V) disables it (shutdown current ~0.1uA). Do not leave floating.
4 NC unconnected No internal connection on the RT9080 (base part without SNS). Leave floating or tie to a convenient net. The RT9080N variant uses this pin as SNS (output voltage sense) instead.
5 VOUT power_out Regulated output of the LDO. Fixed 3.0V nominal (from the '30' code) at up to 600mA when VIN >= 2.3V. Requires >= 1uF ceramic (or tantalum) output capacitor for stability.

Key specifications

Parameter Value
Manufacturer Richtek Tech
Package TSOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • RT9080-30GJ5
  • RT9080-30GJ5QZ

CAD (KiCad official)

  • Symbol: RT9080-30GJ5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: TSOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: rt9080-30gj5-etched.step / rt9080-30gj5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rt9080-30gj5.step / rt9080-30gj5.glb are the bare package body.

Provenance

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

  • Datasheet: Richtek Tech datasheet (14 pp, sha256 6c41b487fe59ca23, retrieved 2026-08-17, tier: manufacturer)
  • 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