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WX26B bảng dữ liệu(PDF) 1 Page - Vanlong Technology Co., Ltd. |
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WX26B bảng dữ liệu(HTML) 1 Page - Vanlong Technology Co., Ltd. |
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1 / 1 page 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 |
Số phần tương tự - WX26B_13 |
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Mô tả tương tự - WX26B_13 |
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