Maker : Jauch Quartz GmbH
Part No. : Q-25.0-SMU4-18-30

  Datasheet PDF : Q-25.0-SMU4-18-30.pdf
  Cross Reference : Q-25.0-SMU4-18-30 Cross Reference
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Shortcut : Q-25.0-SMU4-18-30 

Product Information

actual size SMQ series • SMU4 surface mount quartz crystal features s wide frequency range s extended temperature range type frequency SMU4 (HC49/U4H - SMD) 3.579545 MHz ~ 25 MHz fundamental AT-cut 27.0 MHz ~ 50.0 MHz 3rd overtone AT-cut frequency tolerance at 25 °C frequency temp. characteristic operating temperature storage temperature load capacitance CL shunt capacitance CO drive level max. aging ± 30 ppm ± 30 ppm ± 30 ppm ± 50 ppm standard ± 30 ppm ± 100 ppm -20 °C ~ +70 °C -40 °C ~ +90 °C 12 pF ~ 30 pF / series < 7 pF 100 µ W < ± 5 ppm -40 °C ~ +85 °C order information example: Q - 25.0 - SMU4 - 30 - 30 / 50 - BT 1. 1. 2. 3. 4. 5. 6. 7. 2. 3. 4. 5. 6. 7. quartz: frequency: type: load capacitance: frequency stability at 25 °C: frequency vs temperature: special requirement: date code 1999 2000 2001 2002 a n A N Jan. Febr. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec. b p B P c q C Q d r D R e s E S f t F T g u G U h v H V j w J W k x K X l y L Y m z M Z w w Q 25.0 MHz SMU4 30 pF ± 50 ppm ± 50 ppm BT-cut (see option table) w .D t a S a e h -40 °C ~ +90 °C 12 pF ~ 30 pF / series < 7 pF t e U 4 .c m o 24.0 MHz ~ 40.0 MHz fundamental BT-cut ± 50 ppm +10/-100 ppm -20 °C ~ +70 °C -40 °C ~ +90 °C 12 pF ~ 30 pF / series < 7 pF 100 µ W < ± 5 ppm 100 µ W < ± 5 ppm option table: • FUND – fundamental tone • BT • 3 OT • T1 – BT-cut – 3rd overtone – -40 °C ~ +85 °C marking: frequency with CL code / company code / date code / internal code example: 25 a 00 J n company code date code / internal code load capacitance code (T = 3rd OT) frequency in MHz (4 digits max.) The pulse of progress w w w .D at Sh a et e 4U . om c SMQ series • SMU4 dimensions 3.8 max. 12.9 4.0 max. 0.3 max. ±0.3 pad layout 0.75±0.2 4.4 4.8 max. 10.1 max. 11.5±0.2 3.7±0.3 5.5 5.5 top view side view bottom view 2.0 in mm taping specification 1.75±0.3 ø 1.5±0.1 2.0±0.1 4.0±0.1 0.4±0.1 test conditions: a) acceleration: b) shock (random drop): c) vibration: d) solderability: 1000 g /0.5 ms, 1/2 sine wave height 75 cm, 3 times to hardwood surface (∆R/R ≤ 20%; ∆f/f ≤ ± 5 ppm) f = 10 Hz ~ 55 Hz; amplitude = 1.5 mm; period = about 1 minute; time = 2 h each direction according to DIN 68-2-58 24.0±0.3 11.5±0.1 13.4±0.3 5.0±0.6 8.0±0.2 ø 2.2±0.2 3.5±0.2 Direction of feed 1000 pcs per reel in mm standard load capacitance codes 12 pF: a b f c g 24 pF: 30 pF: 32 pF: series: d . e s 16 pF: 18 pF: 20 pF: 22 pF: reflow soldering profile temperature (°C) 235±5 reflow series resistance (Rs) / motional capacitance (C 1 ) table frequency in MHz 3.5 ~ 3.69 3.7 ~ 3.99 4.0 ~ 4.09 4.1 ~ 4.39 4.4 ~ 4.99 5.0 ~ 5.99 6.0 ~ 6.99 7.0 ~ 7.99 8.0 ~ 9.99 10.0 ~ 11.99 12.0 ~ 13.99 14.0 ~ 15.99 16.0 ~ 17.99 18.0 ~ 19.99 20.0 ~ 25.0 27.0 ~ 50.0 24.0 ~ 40.0 cut AT AT AT AT AT AT AT AT AT AT AT AT AT AT AT BT AT vibration mode fund fund fund fund fund fund fund fund fund fund fund fund fund fund fund fund 3rd OT Rs max. in Ω 180 150 150 130 120 120 80 75 70 50 50 50 50 50 50 50 100 Rs typ. in Ω 60 ~80 50 ~ 70 50 ~ 70 40 ~ 60 40 ~ 60 35 ~ 55 25 ~ 45 20 ~ 40 15 ~ 35 15 ~ 35 10 ~ 15 10 ~ 15 10 ~ 15 10 ~ 15 10 ~ 15 80 C1 typ. in fF 4.0 ~ 4.5 4.5 ~ 4.8 4.8 ~ 5.0 5.0 ~ 5.5 5.5 ~ 6.0 6.0 ~ 7.0 7.0 ~ 10 10 ~ 12 12 ~ 14 12 ~ 16 16 ~ 17 18 ~ 20 20 ~ 22 22 ~ 26 10 ~15 0.8 ~ 2.5 preheating 150±10 cooling 60 - 120 20 10 20 70 ~ 100 3.5 ~ 4.0 time (seconds) The pulse of progress Quartz Crystals ...

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