25 MHz Quartz Crystal Resonator HC49USSMD Frequency Control Component KYX KSD250001520 for Circuits

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Product Description

Product Overview

This document specifies the characteristics and parameters for the HC-49USSMD/25.000 MHZ Quartz Crystal Resonator manufactured by Shenzhen Kaiyuexiang Electronics Co., Ltd. It is designed for applications requiring precise frequency control.

Product Attributes

Brand: Kaiyuexiang
Origin: Shenzhen, China
Product Name: Quartz Crystal Resonator
Product Model: HC-49USSMD/25.000 MHZ
Original Manufacturer Model: KSD250001520

Technical Specifications

Parameter	Value	Unit	Notes
Normal Frequency	25.000	MHz
Frequency Tolerance (252)	20	ppm
Temperature Stability	20	ppm
Operating Temperature Range	-20 to +70
Load Capacitance	15	PF
Motional Capacitance	5	PF	MAX
Shunt Capacitance
Effective Series Resistance	40		MAX
Insulation Resistance	500	M OHMS	MIN AT DC 100V
Holder Type	HC-49USSMD
Mode of Vibration	AT CUT		FUND
Oscillation Mode	S&A		KH-1240
Storage Temperature	-40 to +85
Driver Level	100	W
Solderability	95% Coverage by using 90/10 sold at 245 for 5 sec. Dipping after immersion in ALPHA 611 flux for 5 sec.
Shock Test	Electrical characteristics shall be satisfied after dropping three times from the height of 50 cm onto Hard wooden board.
Vibration Test	Frequency: 1055Hz, Period: 12min, Full Amplitude: 1.5mm P-P, Direction: X.Y.Z, Time: 2 hours/each direction
Strength of Terminals/Lead-Wires (Pulling)	900g tension weight for 30 sec.		No visual damages after test.
Strength of Terminals/Lead-Wires (Bending)	90 degree bending with 225g tension weight, then straighten. Repeat to opposite direction.		No visual damages after test.
Sealing Tightness	No gas bubble after specimen put in hot water at +90+95 for 5 min.
Soldering Dip	Dipped into solder melted tank at +2305 for 3 sec. Dipping depth 2mm from bottom of specimens body. Soldering portion over 90% of terminals/lead-wires dipped.		(After applying ROSIN flux)
Solder Heating	Dipped into solder melted tank at +35010 for 3-4 sec. Dipping depth 2mm from edge of terminals/lead-wires.		Electrical characteristics shall be satisfied.
Humidity Test	Electrical characteristics shall be satisfied after letting it alone at 602 in humidity of 9095% for 250 hours.
Storage in Low Temperature	Electrical characteristics shall be satisfied after letting it alone at -302 for 250 hours.
Storage in High Temperature	Electrical characteristics shall be satisfied after letting it alone at +852 for 250 hours.
Temperature Cycle	Electrical characteristics shall be satisfied after supplying the following temperature cycle (3 cycles). Temperature shift from low to high, high to low shall be done in 1/min.		(Refer to Fig-2)