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Contents

README

markdown

KUS250002030

KYX · Crystals · HC-49S

KUS250002030 from KYX, in a HC-49S. 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 1 passive Terminal 1 of a two-terminal crystal; either orientation.
2 2 passive Terminal 2 of a two-terminal crystal; either orientation.

Key specifications

Parameter Value
Manufacturer KYX
Package HC-49S
Category Crystals, Oscillators, Resonators
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
FREQUENCY TOLERANCE (25℃±2℃) -30 30 ppm 25℃±2℃ 2
TEMPERATURE STABILITY -20 20 ppm 2
OPERATING TEMPERATURE RANGE -20 70 ℃ 2
SHUNT CAPACITANCE 3 PF 2
EFFECTIVE SERIES RESISTANCE 40 Ω 2
INSULATION RESISTANCE 500 M OHMS at DC 100V 2
STORAGE TEMPERATURE -40 85 ℃ 2
DRIVER LEVEL 100 μW 2
NORMAL FREQUENCY 25 MHz 2
LOAD CAPACITANCE 20 PF 2

CAD (KiCad official)

  • Symbol: KUS250002030
  • Footprint: Crystal:Crystal_HC49-4H_Vertical
  • 3D model: HC-49S (KiCad packages3D, STEP)
  • 3D model files: kus250002030-etched.step / kus250002030-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); kus250002030.step / kus250002030.glb are the bare package body.

Provenance

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

  • Datasheet: KYX datasheet (5 pp, sha256 ``, retrieved 2026-10-16, 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, primary crystal numbering (convention), consensus off (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