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K38120002020

KYX · Crystals · DT-38

K38120002020 from KYX, in a DT-38. 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 DT-38
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 (adjustment) -20 20 ppm at 20±2℃ 2
Temperature frequency deviation -20 20 ppm 2
Aging rate -5 5 ppm/year 2
Resonance resistance (ESR) 120 Ω 2
Shunt capacitance 7 pF 2
Frequency change after high-temperature aging -5 5 ppm 120±2℃ aging 48 h, recovered 2 h at room temperature 2
Resistance change after high-temperature aging -25 25 Ω 120±2℃ aging 48 h, recovered 2 h at room temperature 2
Frequency change after vibration -20 20 ppm 10-55 Hz, 0.75 mm amplitude, X/Y/Z 30 min each 2
Frequency difference after free drop -5 5 ppm Free drop from 35 cm onto 2 cm rubber board, 3 drops 2
Nominal frequency 12 MHz Fundamental mode 2
Load capacitance 20 pF 2
Drive level 10 μW 2
Insulation resistance 500 MΩ DC 100±15 V 2

CAD (KiCad official)

  • Symbol: K38120002020
  • Footprint: Crystal:Crystal_C38-LF_D3.0mm_L8.0mm_Vertical
  • 3D model: DT-38 (KiCad packages3D, STEP)
  • 3D model files: k38120002020-etched.step / k38120002020-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); k38120002020.step / k38120002020.glb are the bare package body.

Provenance

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

  • Datasheet: KYX datasheet (3 pp, sha256 ``, retrieved 2026-10-15, 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