8 MHz Quartz Crystal Resonator KYX KMD080002030 for Precise Frequency Control in Electronic Circuits

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Product Description

Product Overview

The KYX M-49USSMD /8.000MHz is a Quartz Crystal Resonator designed for electronic applications. It features a nominal frequency of 8.000 MHz with an AT fundamental mode of oscillation. This resonator offers precise frequency control with a frequency tolerance of 30PPM and a temperature tolerance of 20PPM within an operating temperature range of -20 to +70.

Product Attributes

Brand: KYX
Origin: Shenzhen, China
Product Name: Quartz Crystal Resonator
Product Model: M-49USSMD /8.000MHz
Customer Confirmation: Available
Manufacturer: Shenzhen Kaiyuexiang Electronics Co., Ltd.

Technical Specifications

Item	Specification	Details
Nominal Frequency	8.000 MHz
Mode of Oscillation	AT Fundamental
Frequency Tolerance	30PPM
Temperature Tolerance	20PPM
Operating Temperature Range	-20+70
Storage Temperature	-40+85
Equivalent Resistance	250
Load Capacitance	20 pF
Drive Level	100W
Shunt Capacitance	3.0 pF
Insulation Resistance	500M at DC 100V15V
Aging	3ppm/year
Hold Type		Unit: mm
Marking	KYX XX	Nominal Frequency

Product Reliability

Category	Item	Conditions	Result
Electrical Performance	Low Temperature Resistance	500 hrs 2 hrs at -40 5, then 1 hr natural cool at room temp.	(I)
	High Temperature Resistance	500 hrs 2 hrs at +100 5, then 1 hr natural cool at room temp.	(I)
	Salt Spray Test	48 hrs 2 hrs in 5% salt water at 35 2, then rinse with clean water.	(V)
	Humidity Test	500 hrs 2 hrs at 60 2 and 90-98% RH, then 1 hr natural cool at room temp.	(I)
	Temperature Cycling	30 min 1 min at -40 2, then 30 min 1 min at +85 2 for 100 cycles, then 2 hrs natural cool at room temp.	(I)
Mechanical Performance	Drop Test	Free fall from 75cm 5cm onto a wooden board (thickness >3cm) for 3 times, test after 1 hr.	(I)
	Vibration Test	Frequency 10-55Hz, amplitude 1.5mm. Vibration along X, Y, Z axes for 2 hrs, test after 1 hr.	(I)
	Terminal Bending Strength Test	Fix body, twist 45 degrees, then slowly restore.	(II)
	Terminal Strength	After mounting on PCB, apply pressure of 0.5mm/s, 2mm bending degree for 5 sec 1 sec.	(II)
	Soldering Test	Dip terminals in flux (7-10% concentration) for approx. 5 sec, then immerse in a 230 5 molten solder bath for 3 sec.	(III)
	Hermeticity Test	Immerse in 85 5 warm water for 5 min, water level covers crystal approx. 20cm.	(IV)
	Soldering Heat Resistance	Place on 265 5 tin furnace, crystal to tin surface distance 2.0 0.2mm, for 3 min (2 times). Place on 350 10 tin furnace, crystal to tin surface distance 2.0mm 0.2mm, for 3 0.5 sec (2 times). Test after 2 hrs natural cool at room temp.	(I)

Judgment Standards

Result Code	Specification Requirements
(I)	Frequency Change: 5ppm; Resistance Change: 20%
(II)	No lead breakage and meets (IV) requirements.
(III)	Tinning coverage rate >90%.
(IV)	No bubbles precipitated on crystal surface or emerging from water.
(V)	Product appearance is qualified.

Packaging and Appearance

1 tray (3000PCS) per box. 10 boxes (30000PCS) per outer carton. Labeling as per standard.