32.768KHz 20ppm MC-146 Tuning Fork Crystal 32.768 khz Crystal Oscillato

Product application

1 , Speaker box
2 , Computer
3 , Tablet computer

Product features

Thin products with a maximum thickness of 1.4mm
Suitable for high density and automatic installation of SMD products
The built-in high - trust and polished cylindrical quartz vibration
Excellent impact resistance and heat resistance
Corresponding ROHS

Standard Environmental Condition:
Environmental Temperature:15℃~35℃
Humidity:45%~85%
Atmospheric pressure:86~106KPa
Operating Temperature Range:-20℃~70℃
Crystal Frequency & Resistance will be tested under the following conditions,
Unless extra requirments:
standard temperature(25±2℃) after heat balance.
Storage Temperature Range:-40℃~+85℃
Mechanical test:
The quartz crystal unit shall be subjected to normal atmospheric conditions for 1hr before being tested.
Dropping Test:
The Units are measured for its frequency and resistance in accordance with Table1 & without mechanical damage,after allowing the crystal to fall freely.
From 75 cm of height 3 times on the firmed wood.
Vibration Test:
The Units are measured for its frequency and resistance in accordance with Table 1&without mechanical damage afer subjectiong to 2hrs of vibration with 0.75mm amplitude with 10~55Hz frequency sweep 20 times.
Sealing Tightness:
Find Lead Test:≤1×10^-8atm·cc/S by Helium mass-mass-spectrometer detector,and vacuum and reach 1×10^-3Pa；
Resistance to Soldering Heat:
The Units are measured for its frequency and resistance in accordance with Table 1 after dipping into molten solder with the temperature of 320℃±10℃；For 3~4 secs and at a depth up to a point 2.0mm from the base root.

Product specification

Dimension



Refluence examination
Frequency change:≤±5ppm

Temperature Shock:

The Units are measured for its frequency and resistance in accordance

with Table 1 .

Product advantage

1. Our products are all original and new from manufacturer. It must be work if the model number is correct.
2. We have advanced testing equipments
3. Get the international standard management sysem ISO9001,RoHS
4. All products before sending client,we make 72 hours aging test
5. We have 180days warranty
6. During the guarantee period, if the items you purchased from our store are out of perfected quality, pls notify us within 3 days after delivery, we will return the new products when we got your message.

FAQ

Packing

3000pcs/tape.

Samples and technical support can be provided free of charge.