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WX26B bảng dữ liệu(PDF) 1 Page - Vanlong Technology Co., Ltd.

tên linh kiện WX26B
Giải thích chi tiết về linh kiện  Tuning Fork Quartz Crystal
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nhà sản xuất  VANLONG [Vanlong Technology Co., Ltd.]
Trang chủ  http://www.vanlong.com
Logo VANLONG - Vanlong Technology Co., Ltd.

WX26B bảng dữ liệu(HTML) 1 Page - Vanlong Technology Co., Ltd.

  WX26B_13 Datasheet HTML 1Page - Vanlong Technology Co., Ltd.  
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SM Tuning Fork Crystal
Phone: +86 (10) 5820-3910
Fax: +86 (10) 5820-3915
Email: sales@vanlong.com
Web: http://www.vanlong.com
© 2006 by Vanlong Technology Co., Ltd.
W X 2 6 B
Tuning Fork Quartz Crystal
WX26B
The tuning fork crystal provides the circuit designer with the ultimate in
size, performance, and economic trade-offs. This highly reliable, stable,
and accurate device is available in two micro -miniature sizes for time
base applications operating from a 32.768KHz reference frequency.
Very small, compact SM packaging
Rugged, resistant to shock and vibration
Low cost
Ideal for time of watches and clocks
Complies with Directive 2002/95/EC (RoHS Compliant)
Specifications:
WX26B
Frequency Range:
30.000 ~ 120.000 KHz
32.768 KHz
Standard
All dimensions are in mm
Operating Temperature:
0
°C ~ +50°C
-A
-10
°C ~ +60°C
-B
-20
°C ~ +70°C
-C
-40
°C ~ +85°C
-L
Storage Temperature:
-30
°C ~ +80°C
Frequency Tolerance:
± 50 ppm
-50
(at 25
°C)
± 30 ppm
-30
± 20 ppm
-20
Temperature Coefficient:
-0.04 ppm/
°C
Circuit Condition:
8 pF ~ 32 pF or series
12.5 pF (Standard) -None
Turnover Temperature:
25
± 5 °C
Series Resistance:
Maximum resistance corresponds
to frequency. Please see R table.
Drive Level:
1.0
μW max
Series Capacitance:
4.0 fF max
Parallel Capacitance:
2.0 pF max
Aging:
± 3 ppm max per year
Optional Features:
Tape & Reel
-Standard
Ordering Information
Note:
1.
Other frequencies, tolerances, stabilities, and operating temperature ranges
available. Consult VTC Support for specific requirements.
2.
Not all combinations of the above tolerances, stabilities, and temperature ranges
are available. Consult VTC Support if your requirement is not standard.
3.
All specifications subject to change without notice.
Product name + Temperature Range + CL +
Frequency Tolerance + Other Specification
Code + Frequency.
i.e. WX26BC50-32.768KHz
10±1sec
225±5degC
160degC
Recommended Reflow Temperature Profile
Temperature(degC)
300
250
200
150
100
50
Cool down speed
1~4degC/sec
Reflow high temperature period
Reflow temperature rise speed
Preheat temperature rise speed
1~3.5degC/sec
1~3degC/sec
235degC Less Than 5sec
200degC
140degC
Reflow set temperature peak temperature
Preheat set temperature
Preheat time
150±10degC
Less than 35sec
70~100sec


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