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LM4041C12IDBZR

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Texas Instruments Voltage Reference, SOT-23. 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
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docs lm4041c12idbzr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
viewers lm4041c12idbzr: viewers · Ray 1mo ago
lm4041c12idbzr-etched.fit.json lm4041c12idbzr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
lm4041c12idbzr-etched.glb lm4041c12idbzr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
lm4041c12idbzr-etched.step lm4041c12idbzr: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray 1mo ago
lm4041c12idbzr.glb Publish 0.1.0 · Ray 1mo ago
lm4041c12idbzr.kicad_mod Publish 0.1.0 · Ray 1mo ago
lm4041c12idbzr.kicad_sym Publish 0.1.0 · Ray 1mo ago
lm4041c12idbzr.lbr Publish 0.1.0 · Ray 1mo ago
lm4041c12idbzr.step Publish 0.1.0 · Ray 1mo ago
package.json lm4041c12idbzr: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray 1mo ago
page.json lm4041c12idbzr: specified limits as data (metadata.characteristics, 23 rows from the datasheet) · Ray 26d ago
README.md lm4041c12idbzr: specified limits as data (metadata.characteristics, 23 rows from the datasheet) · Ray 26d ago

LM4041C12IDBZR

Texas Instruments · Voltage Reference · SOT-23

LM4041C12IDBZR 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 Cathode output Voltage reference output pin providing 1.225 V nominal with cathode current capability from 45 μA to 12 mA.
2 Anode power_in Anode (return) pin, normally connected to ground; maximum continuous voltage rating of 15 V.
3 NC unconnected No-connect pin with parasitic Schottky diode to anode; must be left floating or connected to anode (pin 2).

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
Reverse breakdown voltage tolerance (25°C) -6 6 mV IZ = 100μA, 25°C 7
Reverse breakdown voltage tolerance (full range) -14 14 mV IZ = 100μA, full range TA = –40°C to 85°C 7
Initial reverse breakdown voltage tolerance, grade C -0.5 0.5 % 1
Minimum cathode current (25°C) IZ,min 45 75 μA 25°C 7
Minimum cathode current (full range) IZ,min 80 μA full range TA = –40°C to 85°C 7
Average temperature coefficient of reverse breakdown voltage αVZ -20 20 ppm/°C IZ = 10mA, 25°C 7
Average temperature coefficient of reverse breakdown voltage αVZ -15 15 ppm/°C IZ = 1mA, 25°C 7
Average temperature coefficient of reverse breakdown voltage (full range) αVZ -100 100 ppm/°C IZ = 1mA, full range TA = –40°C to 85°C 7
Reverse breakdown voltage change with cathode current change (25°C) ΔVZ/ΔIZ 0.7 1.5 mV IZ,min < IZ < 1mA, 25°C 7
Reverse breakdown voltage change with cathode current change (full range) ΔVZ/ΔIZ 2 mV IZ,min < IZ < 1mA, full range TA = –40°C to 85°C 7
Reverse breakdown voltage change with cathode current change (25°C) ΔVZ/ΔIZ 2.5 6 mV 1mA < IZ < 12mA, 25°C 7
Reverse breakdown voltage change with cathode current change (full range) ΔVZ/ΔIZ 8 mV 1mA < IZ < 12mA, full range TA = –40°C to 85°C 7
Reverse dynamic impedance ZZ 0.5 1.5 Ω IZ = 1mA, f = 120Hz, IAC = 0.1 IZ, 25°C 7
Recommended cathode current IZ 12 mA 6
Free-air temperature (LM4041 I temperature) TA -40 85 °C LM4041 (I temperature) 6
Continuous cathode voltage VZ 15 V 5
Continuous cathode current IZ -10 25 mA 5
Operating virtual junction temperature TJ 150 °C 5
Storage temperature range Tstg -65 150 °C 5
Reverse breakdown voltage VZ 1.225 V IZ = 100μA, 25°C 7
Wideband noise eN 20 μVRMS IZ = 100μA, 10Hz ≤ f ≤ 10kHz, 25°C 7
Long-term stability of reverse breakdown voltage 120 ppm t = 1000 h, TA = 25°C ± 0.1°C, IZ = 100μA 7
Package thermal impedance, junction to ambient (DBZ package) θJA 206 °C/W DBZ package 5

CAD (KiCad official)

  • Symbol: LM4041C12IDBZR
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: lm4041c12idbzr-etched.step / lm4041c12idbzr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm4041c12idbzr.step / lm4041c12idbzr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (39 pp, sha256 efdac4618419c087, retrieved 2026-09-23, 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