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Contents

README

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TL4051CIDCKR

Texas Instruments · Voltage Reference · SC-70-5

TL4051CIDCKR from Texas Instruments, in a SC-70-5. 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 NC unconnected No internal connection.
2 ANODE power_in Anode of the shunt reference, connected to ground in the circuit; the continuous cathode current range is -10 mA to 20 mA absolute maximum.
3 CATHODE passive Cathode of the shunt reference, connected to the supply through series resistor RS; continuous voltage is 15 V absolute maximum, adjustable output 1.225 V to 10 V, and recommended operating cathode current is up to 12 mA.
4 NC unconnected No internal connection.
5 FB input Feedback input from an external resistor divider that sets VZ = VREF(1 + R2/R1); feedback current is 70 nA typical and 130 nA maximum at 25°C.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-5
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: TL4051CIDCKR
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SC-70-5 (KiCad packages3D, STEP)
  • 3D model files: tl4051cidckr-etched.step / tl4051cidckr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tl4051cidckr.step / tl4051cidckr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (33 pp, sha256 739b8ac05dcb64a5, 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-sonnet-5-5 (text+vision), consensus claude-opus-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