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China
N ° de modèle:
49U 49S 49SMD UM-1 UM-5
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Personne àcontacter Mr. FH
50 East Road, Zibo City, Shandong Province
Crystal Units Electronic Characteristics Frequency 1.***2 to **0MHz Frequency Tolerance +/*5ppm +/**0ppm +/**0ppm +/**0ppm +/**0ppm Temperature Stability +/*5ppm +/**0ppm +/**0ppm +/**0ppm +/**0ppm Operating Temperature 0~*0&#***1;/**0~**0&#***1;/**0~**0&#***1;/**0~**0&#***1; Load Capacitance 8pF *0pF *6pF *8pF *0pF *5pF *0pF *0pF Series Drive Level 1uW *0uW *0uW *0uW **0uW **0uW 1MW 2MW Aging +/*3ppm/year(Max) Dimensions: Unit:mm 1)Humidity: Keep the crystal at *0+/*2&#***1; and *0~*5% RH for *8+/*2 hours. Then release the crystal int to the room condition for 2 hour prior to the measurement. It shall fulfill the specifications. 2)Vibration: *0 minutes in each direction *0 to *5Hz, amplitude 0.*5mm after tesing. It shall fulfill the specifications. 3)Shock Test: Dropping from *5cm height, free fall 3 times on 3cm harder wood board.It shall fulfill the specifications. 4)Resistance to Solder Heat: Dip the crystal teminals no closer than 2mm into the solder bath**5+/*5&#***1; for 3.5+/*0.5s. After testing, without distinct damage on the surface, and it shall fulfill the specifications. 5)Solder Ability: Dip the crystal terminals no closer than 2mm into the solder bath **0+/5&#***1; for 2+/*0.5s. More than *5% of the terminal surface of the crystal shall be covered with fresh solder. 6)High Temperature Exposure: Subject the crystal to *0+/*5&#***1; for 2h.The release the crystal into the room conditions for 2h prior to the measurement. It shall fulfill the specifications.It shall fulfill the specifications. 7)Low Temperature: Subject the crystal to **5+/-&#***1; for 2h. Then release the crystal into the room conditions for 2h prior to the measurement.It shall fulfill the specifications. 8)Temperature Cycling: Subject the crystal to **0+/*5&#***1; for *0min. Followed by a high temerature of **0+/*5&#***1; for *0min. Cycling shall be repeated 5 times with a transfer time of *5s at room condition. The release the crystl into the room termperature for 2h prior to the measurement.It shall fulfill the specifications. 9)Lead Fatigue: 1)Pulling Test 2)Bending Test Pull the lead with 0.9kg and *0s. Add the burthen of 0.*5kg to the lead terminal, bend *0degree for 2 to 3s.The crystal shal show no evidence of damage and shall fulfill all of the initial electric characteristics. *0)Aging: The crystal units shall be stored at a temperature of *5+/*3&#***1; for **0+/**2hour, after that, take it out in room temperature *5+/*5&#***1; for1 hour.It shall fulfill the specification. *1)Leakage: Set the crystal into alcohol,Pressure:5kg pressure per c&#****7;, Time:5min. Testing the resistance between down-lead and fundemental, the resistance shall be at least **0M&#**7; (DC**0V) *2) Insulation Resistance: DC**0V+/**5V,1m(Tol:+/**0%,CI Meter)Over **0M&#**7;.
| Pays: | China |
| N ° de modèle: | 49U 49S 49SMD UM-1 UM-5 |
| Prix FOB: | Obtenir le dernier prix |
| Localité: | - |
| Prix de commande minimale: | - |
| Commande minimale: | - |
| Packaging Detail: | - |
| Heure de livraison: | - |
| Capacité de Fournir: | - |
| Payment Type: | - |
| Groupe de produits : | - |
