component

REF2912AIDBZT

Public Made by Adom

by adom

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

componentpower management (pmic)ref2912aidbztfactory-2.0.0extractor-text

Verified REF2912AIDBZT

by Ray · last 6 Nov 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

6 Nov 2026RayPublished by the parts factory: tier mfr, 3 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: REF2912AIDBZT · SOT-23 · 3 pins
  • ✓copper: 3 copper pads, none touching another net
  • ✓datasheet: all 3 pin names found in the 27-page datasheet
  • ✓distributor: lcsc C139335, digikey 296-13480-2-ND, mouser 595-REF2912AIDBZT
  • ✓family: SOT-23
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-voq25mmy/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 3 pins = 3 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 3 pins agree
  • ✓symbol_text: no pin names collide
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ ref2912aidbzt.kicad_sym✓ ref2912aidbzt.kicad_mod✓ ref2912aidbzt.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity

3D Model

Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.

PCB Footprint

Open full view ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.

Datasheet

Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Download PDF
Contents

README

markdown

REF2912AIDBZT

Texas Instruments · Voltage Reference · SOT-23

REF2912AIDBZT from Texas Instruments, in a SOT-23. 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 IN power_in Input supply voltage; VIN must be between VREF + 0.05 V and 5.5 V under the recommended operating conditions.
2 OUT power_out Reference output voltage, supplying a load current of up to 25 mA.
3 GND power_in Ground reference pin for the device.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23
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
Output voltage VOUT 1.225 1.25 1.275 V 5
Initial accuracy -2 2 % 5
Line regulation 60 190 µV/V 1.8 V ≤ VIN ≤ 5.5 V 5
Output voltage temperature drift dVOUT/dT 35 100 ppm/°C -40°C ≤ TA ≤ 125°C 5
Load regulation dVOUT/dILOAD 3 100 µV/mA 0 mA < ILOAD < 25 mA, VIN = VREF + 500 mV 5
Long-term stability 0 to 1000 h 24 ppm 0 to 1000H 5
Long-term stability 1000 to 2000 h 15 ppm 1000 to 2000H 5
Thermal hysteresis dT 25 100 ppm 6
Dropout voltage VIN, VOUT 1 50 mV 6
Short-circuit current ISC 45 mA 6
Turnon settling time to 0.1% 120 µs VIN = 5 V with CL = 0 6
Supply voltage (IL = 0) VS 5.5 V IL = 0 6
Supply voltage over temperature VS 5.5 V -40°C ≤ TA ≤ 125°C 6
Quiescent current IQ 42 50 µA 6
Quiescent current over temperature IQ 59 µA -40°C ≤ TA ≤ 125°C 6
Input voltage VIN 5.5 V 4
Load current ILOAD 25 mA 4
Operating temperature (recommended) TA -40 125 °C 4
Supply voltage V+ to V- 7 V 4
Operating temperature (absolute) -40 125 °C 4
Lead temperature (soldering) 300 °C 10 s 4
Junction temperature 150 °C 4
Storage temperature Tstg -65 150 °C 4
Junction-to-ambient thermal resistance RθJA 297.3 °C/W 4
Junction-to-case (top) thermal resistance RθJC(top) 128.5 °C/W 4
Junction-to-board thermal resistance RθJB 91.7 °C/W 4
Junction-to-top characterization parameter ψJT 12.8 °C/W 4
Junction-to-board characterization parameter ψJB 90.3 °C/W 4
Thermal resistance for SOT-23 surface-mount RθJC 110 °C/W 6
Thermal resistance (electrical table) RθJA 336 °C/W 6

CAD (KiCad official)

  • Symbol: REF2912AIDBZT
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: ref2912aidbzt-etched.step / ref2912aidbzt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ref2912aidbzt.step / ref2912aidbzt.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (27 pp, sha256 8ea634de078f1bc7, retrieved 2026-11-06, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (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