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Contents

README

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THS4503ID

Texas Instruments · Operational Amplifier · SOIC-8

THS4503ID 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 VIN- power_in Inverting input of the fully differential amplifier; differential input voltage is limited to 4 V absolute maximum.
2 VOCM input Output common-mode control input that sets the output common-mode voltage of the amplifier.
3 VS+ power_in Positive power supply; total supply is 4.5 V to 15 V single supply or ±5 V to ±7.5 V dual supply, with 16.5 V absolute maximum.
4 VOUT+ output Non-inverting differential output of the amplifier; output current is limited to 150 mA absolute maximum.
5 VOUT- output Inverting differential output of the amplifier; output current is limited to 150 mA absolute maximum.
6 VS- power_in Negative power supply (ground in single-supply operation); total supply is 4.5 V to 15 V single supply or ±5 V to ±7.5 V dual supply.
7 NC unconnected No connect on the THS4503 (this pin is the PD power-down input on the THS4502).
8 VIN+ power_in Non-inverting input of the fully differential amplifier; differential input voltage is limited to 4 V absolute maximum.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Operational Amplifier/Comparator
Pins 8

CAD (KiCad official)

  • Symbol: THS4503ID
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: ths4503id-etched.step / ths4503id-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ths4503id.step / ths4503id.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (52 pp, sha256 ce3c9e257b14be85, retrieved 2026-10-08, 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