Stable Frequency Quartz Crystal Unit HELE X3S025000BA1H-R 25 MHz Frequency Tolerance for Electronics

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Product Description

Product Overview

The Harmony Electronics HSX321S is a quartz crystal unit designed for various product applications. It offers a stable frequency of 25.000MHz with a frequency tolerance of +/-10 ppm at 25C. This component is built with a durable alumina ceramic base and a Fe-Ni-Co lid, ensuring reliable performance across a wide operating temperature range of -20C to +75C. The HSX321S is suitable for automatic insertion and is compliant with RoHS standards.

Product Attributes

Brand: HARMONY ELECTRONICS CORP.
Model: HSX321S
Type: Quartz Crystal Unit
Country of Origin: TAIWAN
Manufacturing Locations: THAILAND, CHINA
Moisture Sensitivity Level: Level 1
Certifications: ROHS Compliant

Technical Specifications

Specification	Details
Frequency	25.000000MHz
Holder Type	HSX321S
Frequency Tolerance	+/-10 ppm at 25C +/-3C
Equivalent Resistance	80 ohms Max. / SERIES
Storage Temperature Range	-40C To +125C
Operable Temperature Range	-20C To +75C
Temperature Drift	+/-10 ppm (-20C To +75C)
Loading Capacitance (CL)	10.0 pF
Drive Level	10 W (100W Max)
Shunt Capacitance	2.0 pF Max
Insulation Resistance	More than 500M ohms at DC 100V
Mode of Oscillation	Fundamental
Shock Test (Drop)	120 cm height, 3 times on Concrete floor; Frequency variation
Aging	Less than +/-3 ppm/Year
Holder Type	HSX321S Seam type
Base Material	Alumina Ceramic (Al2O3)
Lid Material	Fe-Ni-Co
Adhesive	Silver Conductive Silicon Resin
Cover Ring Material	Fe-Ni-Co Alloy
Standard Packing Quantity	3,000 PCS / REEL
Carrier Tape Material	PS Conductive
Top Tape Material	Polyester
Mechanical Performance - Vibration	10-55Hz, Sine Wave, 0.8mm amplitude (X, Y, Z axes), 120 min per direction
Mechanical Performance - Sealing Tightness	Leak Rate 1.0x10-8 Pa-m/sec. Max. (Helium leak detector)
Mechanical Performance - Solderability	Dipped in solder bath at 245C+/-5C for 3+/-0.5 sec. after applying ROSIN Flux
Mechanical Performance - Substrate Bending	Board bent to 3 mm, held for 5 1 sec (Pressure speed: 0.5 mm/sec)
Mechanical Performance - Adhesion	Pressure: 5N for 10+/-1 sec
Mechanical Performance - Body Strength	Pressure: 10N for 10+/-1 sec
Environmental Performance - Humidity	60C +/-2C, 90~95% RH, 240 hours
Environmental Performance - Low Temperature Storage	-40C +/-2C, 240 hours
Environmental Performance - High Temperature Storage	+85C +/-2C, 240 hours
Environmental Performance - Temperature Cycles	-40C +/-2C (30min) +85C +/-2C (30min), 25 cycles
Soldering Profile (Reflow)	Preheat: 160~180C (120sec), Primary heat: 220C (60sec), Peak: 260C (10sec Max.)
Soldering Iron Temperature	350C max., Time: 3 sec max. per terminal