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Quality Stable frequency quartz crystal HELE X2R026000BZ1HZ-DEHPZ with thermistor B constant 4250K1 percent factory
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Quality Stable frequency quartz crystal HELE X2R026000BZ1HZ-DEHPZ with thermistor B constant 4250K1 percent factory
>
Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±10ppm
Load Capacitance:
7pF
Operating Temperature:
-20℃~+85℃
Frequency:
26MHz
Mfr. Part #:
X2R026000BZ1HZ-DEHPZ
Package:
SMD2520-4P
Key Attributes
Model Number: X2R026000BZ1HZ-DEHPZ
Product Description

Product Overview

The HSX221SR is a high-precision quartz crystal unit designed for various electronic applications. Manufactured by Harmony Electronics Corp., this crystal offers stable frequency performance with tight tolerances and a wide operating temperature range. It is suitable for applications requiring reliable frequency generation and stability.

Product Attributes

  • Brand: HARMONY ELECTRONICS CORP.
  • Model: HSX221SR
  • Country of Origin: TAIWAN
  • Manufacturing Facilities: TAIWAN, THAILAND, CHINA
  • Moisture Sensitivity Level: Level 1
  • Holder Type: HSX221SR
  • Holder Construction: Seam type
  • Base Material: Alumina Ceramic (Al2O3)
  • Metallized Pad Material: Ni Plating, Au Plating
  • Lid Material: Fe-Ni-Co
  • Crystal Blank Type: Rectangular At-Cut Quartz Crystal Blank
  • Adhesive Material: Silver Conductive Silicon Resin
  • Cover Ring Material: Fe-Ni-Co Alloy
  • Thermistor Resistance: 100K1%
  • Thermistor B-constant: 4250K1%
  • Tape Material: Carrier tape PS, Conductive Top tape Polyester

Technical Specifications

Specification Value
Nominal Frequency 26.000000MHz
Frequency Tolerance +/-10 ppm at 25C +/-3C
Equivalent Resistance 30 ohms Max. / SERIES
Storage Temperature Range -40C To +85C
Operable Temperature Range -30C To +85C
Temperature Drift +/-10ppm from -25C To +85C
Loading Capacitance (CL) 7.0 pF
Drive Level 10 W (100W Max)
Shunt Capacitance 2.0 pF
Insulation Resistance More than 500M ohms at DC 100V
Mode of Oscillation Fundamental
Shock Test Variation (Frequency) Less than +/-5 ppm
Shock Test Variation (Resistance) Less than +/-15 % or 2ohms max.
Aging (First Year) +/-1ppm max.
Aging (Second Year) +/-1.5ppm max.
Aging (After 5 Years) +/-2.5ppm max.
Aging (After 10 Years) +/-5ppm max.
Spurious Mode Series Resistance within 0.5K ohms (Min)
Tuning Sensitivity (TS) 28+/-10% ppm/pF
DLD Spec. 10nW ~ 100uW, step ratio is 10
DLD2 2.5 ohm Max.
DLDH2 1.5 ohm Max.
FDLD 2 ppm Max.
FDLDH 0.7 ppm Max.
S curve 1st order coefficient -0.1 ~ -0.35
S curve 2nd order coefficient -0.0005 ~ -0.0012
S curve 3rd order coefficient 0.000087 ~ 0.00011
Freq. slope error (-10C ~ 60C) 0.05ppm
Freq. slope error (-30C ~ 85C) 0.1ppm
Freq. perturbation within 0.5 ppm
Full cycle temperature hysteresis 0.5ppm Max.
Small cycle temperature hysteresis 0.05ppm Max.
Marking Logo, Nominal Frequency, Manufactured year & month (Laser marking)
Standard Packing Quantity 3,000PCS / REEL
Mechanical Endurance - Natural Drop Dropping from 120 cm height 3 times on Concrete floor
Mechanical Endurance - Vibration Frequency 10-55Hz, Sine Wave full amplitude of 0.8mm to X, Y and Z 3 axes, Duration of 2 hours to each axis.
Mechanical Endurance - Sealing Tightness Leak Rate 1.0x10-8 Pa-m3/sec. Max. (Helium leak detector)
Mechanical Endurance - Solderability After applying ROSIN Flux, dipping in solder bath at 245C+/-5C for 3+/-0.5 sec.
Environmental Endurance - Humidity 60C +/-2C, RH 90~95%, Duration of 240 hours.
Environmental Endurance - Storage in Low Temperature -40C +/-2C, Duration of 240 hours.
Environmental Endurance - Storage in High Temperature +85C +/-2C, Duration of 240 hours.
Environmental Endurance - Temperature Cycles -40C +/-2C (30min) +85C +/-2C (30min), 25 cycles.
Soldering Reflow Condition Preheat: 160~180C (120sec), Primary heat: 220C (60sec), Peak: 260C (10sec) Max.
Solder Iron Condition Bit temp.: 350C max., Time: 3sec max. , Each terminal solder a 1 time max.

2410121322_HELE-X2R026000BZ1HZ-DEHPZ_C254318.pdf

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