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REF3033AIDBZT

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Texas Instruments Voltage Reference, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs ref3033aidbzt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
viewers ref3033aidbzt: viewers · Ray 1mo ago
package.json ref3033aidbzt: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray 1mo ago
page.json ref3033aidbzt: specified limits as data (metadata.characteristics, 5 rows from the datasheet) · Ray 26d ago
README.md ref3033aidbzt: specified limits as data (metadata.characteristics, 5 rows from the datasheet) · Ray 26d ago
ref3033aidbzt-etched.fit.json ref3033aidbzt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
ref3033aidbzt-etched.glb ref3033aidbzt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
ref3033aidbzt-etched.step ref3033aidbzt: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
ref3033aidbzt.glb Publish 0.1.0 · Ray 1mo ago
ref3033aidbzt.kicad_mod Publish 0.1.0 · Ray 1mo ago
ref3033aidbzt.kicad_sym Publish 0.1.0 · Ray 1mo ago
ref3033aidbzt.lbr Publish 0.1.0 · Ray 1mo ago
ref3033aidbzt.step Publish 0.1.0 · Ray 1mo ago

REF3033AIDBZT

Texas Instruments · Voltage Reference · SOT-23-3

REF3033AIDBZT 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 IN power_in Input supply voltage requiring minimum of VOUT plus 50mV (3.35V minimum for this 3.3V variant) to maximum 5.5V with absolute maximum rating of 7V.
2 OUT output Reference output voltage of 3.3V nominal (3.294V to 3.306V) with ±0.2% initial accuracy.
3 GND power_in Ground connection.

Key specifications

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

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Initial output voltage accuracy (REF30, non-E) -0.2 0.2 % 1
Temperature coefficient (REF30, non-E) 75 ppm/°C 1
Quiescent current IQ 42 µA typical, REF30 (non-E) per features list 1
High output current 25 mA REF30 (non-E) per features list 1
Rated operating temperature range -40 125 °C industrial rated range, REF30/REF30E per features list 1

CAD (KiCad official)

  • Symbol: REF3033AIDBZT
  • Footprint: Package_TO_SOT_SMD:SOT-23-3
  • 3D model: SOT-23-3 (KiCad packages3D, STEP)
  • 3D model files: ref3033aidbzt-etched.step / ref3033aidbzt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ref3033aidbzt.step / ref3033aidbzt.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (38 pp, sha256 f48a736d5b1a80af, retrieved 2026-09-22, 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 0.2, 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