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Contents

README

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TPS3828-33DBVT

Texas Instruments · Supervisor And Reset ICs · SOT-23-5

TPS3828-33DBVT from Texas Instruments, 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 RESET tri_state Low-level active reset output with open-drain output stage; sinks maximum 3mA at VOL = 0.4V.
2 GND power_in Ground connection; 0V reference for device operation.
3 MR input Manual reset input; pulling below 0.3 × VDD forces RESET active for timeout period after MR goes high; has 90kΩ internal pull-up resistor.
4 WDI input Watchdog timer input; if not toggled within 0.9s to 2.5s timeout period, triggers RESET active; internal pulses prevent watchdog timeout when pin is floating.
5 VDD power_in Supply voltage input (1.1V to 5.5V operating range) for device power and voltage monitoring at negative threshold VIT- = 2.88V to 3.00V.

Key specifications

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

CAD (KiCad official)

  • Symbol: TPS3828-33DBVT
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tps3828-33dbvt-etched.step / tps3828-33dbvt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps3828-33dbvt.step / tps3828-33dbvt.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (34 pp, sha256 80a35d7b06e5d11e, retrieved 2026-10-06, 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-4-5-20251001 (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