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Contents

README

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TMCS1107A2UQDRQ1

Texas Instruments · Current Sensors · SOIC-8

TMCS1107A2UQDRQ1 from Texas Instruments, in a SOIC-8. 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+ input Positive input current pin; input current flows through internal conductor with nominal resistance 1.8mΩ at 25°C between IN+ and IN- pins
2 IN+ input Positive input current pin; parallel connection to pin 1 for current distribution in input path
3 IN- input Negative input current pin; completes current measurement path with IN+ pins for Hall effect sensing
4 IN- input Negative input current pin; parallel connection to pin 3 for current distribution in input path
5 GND power_in Ground reference; connection point for analog ground of signal chain and isolation barrier return
6 NC unconnected No connection; pin can withstand capacitive or resistive connection to GND or VS, short to GND recommended if connected
7 VOUT output Analog output voltage; signal proportional to input current with 100mV/A sensitivity; output swing from SwingGND to (VS - SwingVS)
8 VS power_in Power supply input; operating voltage range 3V to 5.5V; determines output voltage range and zero-current reference level of 0.1×VS

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Magnetic Sensors
Pins 8

CAD (KiCad official)

  • Symbol: TMCS1107A2UQDRQ1
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: tmcs1107a2uqdrq1-etched.step / tmcs1107a2uqdrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tmcs1107a2uqdrq1.step / tmcs1107a2uqdrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (44 pp, sha256 7f52fb186d147cc2, retrieved 2026-10-07, 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-haiku-4-5-20251001 (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