WTL 7.4*3.4*1.8mm 3-Pin ZTT SMD Ceramic Resonator 4.19MHz

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US $0.09-0.158 / Pieces | 10 Piece/Pieces 10 Pieces (Min. Order)
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Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
Model Number:
Frequency Accuracy:
Operating Temperature Range:
Frequency Stability:
Global 180 Days Return
ISO9001, ISO14000, SGS, RoHS
DHL, UPS, TNT, Fedex, EMS,China Post
Supply Ability
Supply Ability:
10000000 Piece/Pieces per Month SMD Ceramic Resonator
Packaging & Delivery
Packaging Details
tape & reel, 4K/reel(WTL 7.4*3.4*1.8mm 3-Pin ZTT SMD Ceramic Resonator 4.19MHz)
Shenzhen port
Lead Time :
20 workdays

WTL 7.4*3.4*1.8mm 3-Pin ZTT SMD Ceramic Resonator 4.19MHz

SMD Ceramic Resonator


WTL----Win-win To Long

WTL is a professional manufacturer of Quartz Crystal Electronic Components in China, Established in 2001, Which Specializes in researching & developing, producing and marketing, WTL offers kinds of crystals in order to pace with wide applications.whatever you do need ,standard or high-class requirement on special fields, we will support you right quartz crystal resonator and oscillator with 100% repliability insurance.

Website: www.wtlcrystals.com


WTL 7.4*3.4*1.8mm 3-Pin ZTT SMD Ceramic Resonator 4.19MHz

Electrical Specification



Oscillation Frequency (Fosc)


Resonant Impedance (Ro)


Temperature Coefficient

Of Oscillation Frequency

±0.3% max (-20℃ to +80℃)

Withstanding Voltage

50 VDC 1 minute

Rating Voltage

D.C. Voltage

A.C. Voltage

6 V.D.C.

15 Vpp.

Insulation Resistance

100M Ω min.(At 10VDC)

Operating Temperature

-20℃ to +80℃

Storage Temperature

-55℃ to +85℃

Aging Rate (Fosc)

±0.3% max (10 year)


WTL 7.4*3.4*1.8mm 3-Pin ZTT SMD Ceramic Resonator 4.19MHz

SMD Ceramic Resonator

Packaging & Shipping


SMD Ceramic Resonator

Our Services


SMD Ceramic Resonator

1.17 Years Experience

2.PCB VS Crystal Matching Test for Free

3.FAE Support

4.Certification: ISO9001, ISO14001, SGS, RoHS

5.Provide A Full Set of Reliability Lab

6.Door to Door Service

7.Global 180 Days Return

8.Over 72 Countries and Regions, 27 Distributors

9.Custom-made Frequencies Due to we have our own Wafer Production Line


Our factory has a history of 17 years and it is located on West wing, Cui Hu 3rd road, Tongling City, Anhui Province, China. It covers an area of 6000 square meters. It has over 200 workers, Include Production, QA, QC, Warehouse, R&D, Technical, IQC. Welcome to Our Factory!


WTL Factory Video:https://www.youtube.com/watch?v=-orK7PXNjU8

SMD Ceramic Resonator



1.What is the general lead-time of the products?

ProductLead Time
HC49 Series1-2 weeks
SMD Crystal1-4 weeks
DIP Oscillator1-2 weeks
SMD Oscillator1-3 weeks
TCXO2-8 weeks
Watch Crystal1-2 weeks

2.Since the lead-time is set, what about samples?

Usually the samples are needed the same lead time. By the way, we can offer each customer 10-20PCS samples free of charge.


3.What basic information to provide when ordering a crystal?

Generally we request the customer to provide the center frequency, type of cutting angle(AT/BT), holder or package type, resistance(ESR), frequency tolerance, frequency stability, load capacitance, operating temperature, drive power, aging, etc, Customer can also specify other specific spec or requirement, if any, when placing orders.


4.What is the WTL main material?

Crystal Bar

South Urals,Russia- Crystal Factory, TF




NPC- Japan

Top Cover

Hua Nu Dike/Yoshikawa Corporation (JP)

Conductive Glue

Three Bond – (JP)


How to Contact Us?

Click Here To Get Datasheet and More Discounts!

SMD Ceramic Resonator

WTL 7.4*3.4*1.8mm 3-Pin ZTT SMD Ceramic Resonator 4.19MHz