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Contents

README

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TLV809EA29DBZR

Texas Instruments · Supervisor and Reset ICs · SOT-23-3

TLV809EA29DBZR from Texas Instruments, in a SOT-23-3. 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 Device ground return. Default DBZ pinout (no pinout-indicator suffix in MPN) places GND on pin 1.
2 RESET output Active-low push-pull reset output (TLV809E). Driven low when VDD falls below the negative threshold VIT- (2.93 V for the '29' option) and held low for the reset delay tD (200 ms, variant A) after VDD rises above VIT+. Output sink/source current is limited to ±20 mA absolute maximum.
3 VDD power_in Input supply and monitored voltage. Operating range 1.7 V to 6 V; absolute maximum 6.5 V. Typical supply current IDD = 250 nA at VDD = 3.3 V (1 uA max).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-3
Category PMIC
Pins 3

Ordering variants

Same part, different packaging or reel option.

  • TLV809EA29DBZR
  • TLV809EA29DBZRDBZT
  • TLV809EA29DBZRRDBZR
  • TLV809EA29DBZRRDBZT
  • TLV809EA29DBZRVDBZR
  • TLV809EA29DBZRVDBZT
  • TLV809EA29DBZRDCKR
  • TLV809EA29DBZRDCKT
  • TLV809EA29DBZRDPWR

CAD (KiCad official)

  • Symbol: TLV809EA29DBZR
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3 (KiCad packages3D, STEP)
  • 3D model files: tlv809ea29dbzr-etched.step / tlv809ea29dbzr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tlv809ea29dbzr.step / tlv809ea29dbzr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (50 pp, sha256 70d0aa54018bf013, retrieved 2026-08-17, 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: 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