# Crystal, QT49S Series, 10 MHz, 30 ppm, 30 ppm, 18 pF

![Product image](https://novapart.co/image/farnell:4200043/)

**URL**: https://novapart.co/products/QT49S-10.000MAHJ-T/crystal-qt49s-series-10-mhz-30-ppm-18-pf
**SKU**: QT49S-10.000MAHJ-T
**Manufacturer**: TXC
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.2070
**Stock**: 10+
**Lead Time**: 68 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (20-Jun-2016) |
| Frequency Nom | 10MHz |
| Product Range | QT49S Series |
| Load Capacitance | 18pF |
| Crystal Frequency | 10MHz |
| Crystal Case / Package | SMD, 12.7mm x 4.8mm |
| Frequency Stability + / - | 30ppm |
| Frequency Tolerance + / - | 30ppm |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4200043/)

**QT49S MHz Crystal** 

**Fuel The Digital World** 

## **Features** 

- Frequency range : 3.2MHz to 90MHz 

- Resistance welded, metal can SMD type 

- External dimensions (mm) L : 12.7 x W : 4.8 x H : 3.8 

- RoHS compliant & Pb free 

## **Applications** 

- TV, STB, Cable modem 

- Microprocessor 

- Computer peripherals 

- Home electronics 

- Consumer products 

## **Electrical Characteristics** 

|**Item**|**Item**|**QT49S**|**Conditions**|
|---|---|---|---|
|Frequency Range|F0|3.2MHz ~ 90MHz||
|Frequency Tolerance|Ftol|±50ppm, ±30ppm,<br>±20ppm, ±10ppm|at 25°C|
|Frequency Stability over<br>Operating Temperature Range<br>(refer to 25°C)|Fstab|±50ppm|-20°C ~ +70°C|
|||±30ppm||
|||±20ppm||
|||±10ppm||
|||±30ppm|-40°C ~ +85°C|
|||±20ppm||
|Operating Temperature Range|TOTR|-20°C ~ +70°C||
|||-40°C ~ +85°C||
|Shunt Capacitance|C0|7pF Max.||
|Drive Level|DL|1 ~ 500μW (100μW Typ.)||
|Load Capacitance|CL|12pF, 16pF, 18pF, 20pF||
|Aging|Faging|±5 ppm Max.|at 25°C ± 3°C,first year|
|Storage Temperature Range|TSTR|-55°C ~ +125°C||



**Motional Resistance (ESR)** 

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**----- Start of picture text -----**<br>
Fundamental<br>3.2 ~ 3.686  MHz 200Ω  Max.<br>3.686 ~ 5  MHz 150Ω  Max.<br>5 ~ 10  MHz 80Ω  Max.<br>10 ~ 14  MHz 40Ω  Max.<br>14 ~ 30  MHz 30Ω  Max.<br>=<br>**----- End of picture text -----**<br>


**Fundamental** 3.2 ~ 3.686 MHz 200Ω Max. 3.686 ~ 5 MHz 150Ω Max. 5 ~ 10 MHz 80Ω Max. 10 ~ 14 MHz 40Ω Max. 14 ~ 30 MHz 30Ω Max. ~~=~~ **3rd Overtone** 27 ~ 30 MHz 100Ω Max. 30 ~ 50 MHz 80Ω Max. 50 ~ 90 MHz 60Ω Max. ~~—=~~ 

**Rev. 1.05** 

**Page 1** 

**www.qstproducts.com** 

**QT49S MHz Crystal** 

**Fuel The Digital World** 

## **Dimensions** 

## **Ordering Information** 

**QT49S 25.000M A H J T Frequency in Hz Packaging Method Please contact us for T Tape & Reel available frequencies Load Capacitance Frequency Tolerance (at 25** ° **C) E 12 pF I 16 pF B** ± **50 ppm J 18 pF A** ± **30 ppm K 20 pF D** ± **20 ppm E** ± **10 ppm Frequency Stability (over Temp.) B** ± **50 ppm  ( -20** ° **C ~ +70** ° **C ) A** ± **30 ppm  ( -20** ° **C ~ +70** ° **C ) D** ± **20 ppm  ( -20** ° **C ~ +70** ° **C ) E** ± **10 ppm  ( -20** ° **C ~ +70** ° **C ) H** ± **30 ppm  ( -40** ° **C ~ +85** ° **C ) I** ± **20 ppm  ( -40** ° **C ~ +85** ° **C )** 

**Rev. 1.05** 

**Page 2** 

**www.qstproducts.com** 

**QT49S MHz Crystal** 

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**----- Start of picture text -----**<br>
 Fuel The Digital World<br>**----- End of picture text -----**<br>


## **Packing** 

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**----- Start of picture text -----**<br>
(Unit: mm)<br>**----- End of picture text -----**<br>


## **Reflow Profile** 

Solder melting point : 220 ° C ± 10 ° C, 60 sec. Min. Peak temperature : 260 ° C ± 5 ° C, 10 sec. Min. 

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( ° C) 10 sec<br>Lit<br>260<br>220<br>180<br>150<br>Time (sec)<br>120 sec 60 sec<br>**----- End of picture text -----**<br>


**Rev. 1.05** 

**Page 3** 

**www.qstproducts.com** 



## Links

- [View this product on Novapart](https://novapart.co/products/QT49S-10.000MAHJ-T/crystal-qt49s-series-10-mhz-30-ppm-18-pf)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/txc/qt49s-10-000mahj-t/xtal-10mhz-18pf-smd-12-7mm-x-4/dp/4200043)
---

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