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E2SB25E00000QE

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

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E2SB25E00000QE

Hosonic Elec · Crystals · SMD2520-4P

E2SB25E00000QE from Hosonic 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 X'tal 1 passive Crystal terminal connected to the quartz blank, one of the two X'tal pins (#1 and #3) for the 25.000000MHz fundamental-mode crystal with 20pF load capacitance.
2 GND power_in Ground connection per the pin table (#2 and #4 are GND).
3 X'tal 2 passive Crystal terminal connected to the quartz blank, one of the two X'tal pins (#1 and #3) for the 25.000000MHz fundamental-mode crystal with 20pF load capacitance.
4 GND power_in Ground connection per the pin table (#2 and #4 are GND).

Key specifications

Parameter Value
Manufacturer Hosonic 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 △F/F0 -10 10 ppm At 25℃±3℃ 3
Frequency Stability (over operating temperature) TC -10 10 ppm Ref. to 25℃ 3
Aging Per Year Fa -2 2 ppm First Year 3
Operating Temperature Range TOPR -20 70 ℃ 3
Storage Temperature TSTG -55 125 ℃ 3
Equivalent Series Resistance ESR 80 Ω 3
Insulation Resistance IR 500 MΩ At 100VDC 3
Shunt Capacitance C0 3 pF 3
Drive Level DL 50 100 μW 3
Nominal Frequency F0 25 MHz 3
Load Capacitance CL 20 pF 3

CAD (KiCad official)

  • Symbol: E2SB25E00000QE
  • Footprint: Crystal:Crystal_SMD_2520-4Pin_2.5x2.0mm
  • 3D model: SMD2520-4P (KiCad packages3D, STEP)
  • 3D model files: e2sb25e00000qe-etched.step / e2sb25e00000qe-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); e2sb25e00000qe.step / e2sb25e00000qe.glb are the bare package body.

Provenance

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

  • Datasheet: Hosonic Elec datasheet (9 pp, sha256 a886664cce0bebb5, retrieved 2026-10-21, 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