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X2B050000BC1H-V

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HELE(Harmony Elec) Crystals, SMD2520-4P. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.

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X2B050000BC1H-V

HELE(Harmony Elec) · Crystals · SMD2520-4P

X2B050000BC1H-V from HELE(Harmony Elec), in a SMD2520-4P. 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 Crystal passive Crystal terminal 1 of the 50.000000MHz fundamental-mode crystal (CL 12.0 pF, drive level 100 µW max).
2 GND/Lid power_in Ground pin connected internally to the metal cover (lid); datasheet states #2 and #4 are GND (connection cover).
3 Crystal passive Crystal terminal 2 of the 50.000000MHz fundamental-mode crystal (CL 12.0 pF, drive level 100 µW max).
4 GND/Lid power_in Ground pin connected internally to the metal cover (lid); datasheet states #2 and #4 are GND (connection cover).

Key specifications

Parameter Value
Manufacturer HELE(Harmony Elec)
Package SMD2520-4P
Category Crystals/Oscillators/Resonators
Pins 4

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 -10 10 ppm at 25℃±3℃ 1
Temperature stability -30 30 ppm -40℃ ~ +85℃ 1
Aging -3 3 ppm/Year 1
Insulation resistance 500 MΩ at DC 100V 1
Drive level DL 10 100 μW 1
Equivalent resistance RR 80 Ω SERIES 1
Shunt capacitance C0 2 pF 1
Loading capacitance CL 12 pF 1
Storage temperature range -40 85 ℃ 1
Operable temperature range -40 85 ℃ 1

CAD (KiCad official)

  • Symbol: X2B050000BC1H-V
  • Footprint: Crystal:Crystal_SMD_2520-4Pin_2.5x2.0mm
  • 3D model: SMD2520-4P (KiCad packages3D, STEP)
  • 3D model files: x2b050000bc1h-v-etched.step / x2b050000bc1h-v-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); x2b050000bc1h-v.step / x2b050000bc1h-v.glb are the bare package body.

Provenance

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

  • Datasheet: HELE(Harmony Elec) datasheet (1 pp, sha256 8e1cbffe9633d4af, retrieved 2026-10-22, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF