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Contents

README

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HT8603ARTZ

HTCSEMI · Precision OpAmps · SOT-23-5

HT8603ARTZ from HTCSEMI, in a SOT-23-5. 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 OUT output Amplifier output, whose voltage range extends to within mV of each supply rail.
2 V- power_in Negative power supply, normally tied to ground, may be tied to another voltage as long as V+ to V- is 1.8V to 5.5V, with a 0.1µF bypass capacitor if not grounded.
3 +IN input Non-inverting input of the amplifier, with ESD diodes to each supply so input current must be limited to under 10mA if it exceeds the rails by more than 500mV.
4 -IN input Inverting input of the amplifier, with ESD diodes to each supply so input current must be limited to under 10mA if it exceeds the rails by more than 500mV.
5 V+ power_in Positive power supply, typically 1.8V to 5.5V, with a 0.1µF bypass capacitor placed as close to the part as possible.

Key specifications

Parameter Value
Manufacturer HTCSEMI
Package SOT-23-5
Category Operational Amplifier/Comparator
Pins 5

CAD (KiCad official)

  • Symbol: HT8603ARTZ
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: ht8603artz-etched.step / ht8603artz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ht8603artz.step / ht8603artz.glb are the bare package body.

Provenance

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

  • Datasheet: HTCSEMI datasheet (17 pp, sha256 0106f7fb0efe486c, retrieved 2026-10-27, tier: lcsc)
  • 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