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Contents

README

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TPS3839G18DBZR

Texas Instruments · Supervisor And Reset ICs · SOT-23

TPS3839G18DBZR from Texas Instruments, in a SOT-23. 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 GND power_in Ground; connect to ground or to a floating copper plane for mechanical stability.
2 RESET output Active-low reset output with push-pull drive capable of directly driving input pins; asserted low while VDD remains below the factory-trimmed threshold voltage (1.67 V typical for G18) and for 200 ms (typical) after VDD rises above the threshold.
3 VDD power_in Supply voltage input with operating range 0.9 V to 6.5 V; typical quiescent current is 150 nA.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23
Category Power Management (PMIC)
Pins 3

CAD (KiCad official)

  • Symbol: TPS3839G18DBZR
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: tps3839g18dbzr-etched.step / tps3839g18dbzr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps3839g18dbzr.step / tps3839g18dbzr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (35 pp, sha256 a18940237afc63cf, retrieved 2026-09-23, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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