SPECIFICATION OF CERAMIC RESONATOR

CRB455E

1 . SCOPE

This specification shall cover the characteristics of the ceramic resonator with 455 KHz.

2 . SPECIFICATION No. : HM027-1-1

3 . PART No. : CRB455E

4 . ELECTRICAL SPECIFICATION

4.1 Oscillation Frequency (Fosc) : 455±2KHz

4.2 Resonant Impedance(Ro) : 30W max.

4.3 Capacitance (Co) : 280 PF±20%

4.4 Temperature Characteristics

of Oscillation Frequency : ±0.3% max.(-20℃to +80℃)

4.5 Rated Voltage : 50 V DC max.

4.6 Maximum Input Voltage : 15 Vp-p

4.7 Insulation Resistance : 1000 MW min.

5. Environmental Specification :

5.1 Lead Pull : 1KG load Terminal Direction Min.

5.2 Vibration : 600-3300rpm.1.5mm.x.y& z axes.1H Each Min.

5.3 Shock : Random Drop,30cm High Concrete Floor

5.4 Solderability : Dipping Terminals Into Molten Solder at

230±5℃ At 5±0.5 Sec.

5.5 Resistance to

Soldering Heat : Dipping Lead Terminals No Close Than 2mm

From the Sn 350 ±10℃ 3 Sec.

After 1H to Test

5.6 Heat Resistance : Keep In 40±2℃ Temp 90% Humidity For 100H

After 1H To Test.

5.7 Operation Temperature : -20℃to +80℃

5.8 Storage Temperature : -40℃to +85℃

5.9 Aging Rate : Fosc ±0.5% max.

6. Dimensions(mm)

7. Test circuit

The company’s main products are frequency components (piezoelectric ceramics, crystals, surface acoustic waves), functional ceramic products

The company was established in 2008, develops and produces frequency components.

Our products are manufactured in accordance with the ISO9002 standard. We are striving to offer you best the quality products, preferential price and first-class services. Moreover, we accept both large and small orders, and can also design and develop products according to customers' special requirements.

We wish to cooperate with all customers around the world. If you are interested in any of our products, please feel free to contact us for more details or visit our website. We are looking forward to receiving your inquiries.