RoHS compliant quartz crystal unit with 25MHz frequency featuring HD 7B025000M01 SMD3225 4 resonator

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Price: Negotiable

MOQ: Negotiable

Delivery Time: Negotiable

Product Description

Product Overview

This specification applies to the RoHS compliant quartz crystal unit with a frequency of 25MHz, designed for crystal oscillator applications. It features a SMD3225-4 crystal resonator construction.

Product Attributes

Brand: JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
Model: SMD3225-4
Origin: China
Certifications: RoHS compliant

Technical Specifications

Item	Value	Unit	Notes
Nominal Frequency	25	MHz	Fundamental mode
Load Capacitance	12	pF
Frequency Tolerance	±10	ppm
Frequency Temperature Stability	±20	ppm
Resonance Resistance	25	ohms	Max
Shunt Capacitance	2	pF	Max
Drive Level	100	µW	Max
Operating Temperature Range	-20 to +70	°C
Storage Temperature Range	-55 to +125	°C
Insulation Resistance	>500	M ohms
Aging	±3	ppm/Year	Max
Type of Quartz Resonator	SMD3225-4pads

Reliability Specification

Item	Condition	Standard
Drop characteristics	Free drop from 75cm height on a hard wooden board for 3 times. (Board is thickness more than 30 mm.)	Frequency change:≤±5ppm Rr as specification
Mechanical shock	Device are shocked to half sine wave (1000g) three mutually perpendicular axes each 3 times	Frequency change:≤±5ppm Rr as specification
Shake characteristics	Shake frequency 10~55Hz, cyc1~2 minutes, swing 1.5mm, direction x/y/z, all 30 minutes, test after 1 hours.	Frequency change:≤±5ppm Rr as specification
Humidity characteristics	+40±2°C & 90%~95% R.H. 250 hours	Frequency change:≤±5ppm Rr as specification
Low temperature characteristics	-40±2°C, 250 hours, put in room temperature, test after 1 hours.	Frequency change:≤±5ppm Rr as specification
High temperature characteristics	+85±2°C, 250 hours, put in room temperature, test after 1 hours.	Frequency change:≤±5ppm Rr as specification
Temperature cycling	-30±3°C/30±3 min~+85±2°C/30±3min, 5 cycles	Frequency change:≤±5ppm Rr as specification
Refluence examination		Frequency change:≤±5ppm Rr as specification

Dimensions

Dimension	Value (mm)
Length	3.20 ± 0.10
Width	2.50 ± 0.10
Height	0.70 MAX
Pad Size 1/2	1.2 ± 0.10
Pad Size 3/4	0.7 ± 0.10
Pitch 1-2 / 3-4	0.65 ± 0.10
Pitch 1-3 / 2-4	0.9 ± 0.10