High quality CRB493E 493KHZ Quartz Ceramic Resonator with SGS,ROHS from JDS .
1.Product simply description and Apperance:
Brand:JDS
Product Name:ZTB Quartz Ceramic Resonator
Dia of goods: 7.0*9.0*3.5mm
Type and Spec.:50(DC,1MIN) 20Ω
Operating temperature range:-20~+85ºC
Storage temperature range:-40~+85ºC
Packaging:500PCS/BAG,2BAGS/SMALL PACK,10PACKS/CTN(10000PCS/CTNS)
Min order:500pcs
Apperance:Element surface level off, the logo is clear, no foreign body attached no pin no oxidation.
Typical Specificatons:
1 . SCOPE
This specification shall cover the characteristics of the ceramic resonator with 493KHz.
2 . SPECIFICATION No. : JN138
3 . PART No. : CRB493E
4 . ELECTRICAL SPECIFICATION
4.1 Oscillation Frequency (Fosc) : 493±2 KHz
4.2 Anti-Resonant Impedance (Ra): 35 KW min.
4.3 Resonant Impedance(Ro) : 20 W max.
4.4 Capacitance (Co) : 250 PF±20%
4.5 Temperature Characteristics
of Oscillation Frequency : ±0.3% max.(-20ºCto +80ºC)
4.6 Rated Voltage : 50 V DC max.
4.7 Maximum Input Voltage : 15 Vp-p
4.8 Insulation Resistance : 100 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±5ºC At 5±0.5 Sec.
5.5 Resistance to
Soldering Heat : Dipping Lead Terminals No Close Than 2mm
From the Sn 350 ±10ºC 3 Sec.
After 1H to Test
5.6 Heat Resistance : Keep In 40±2ºC Temp 90% Humidity For 100H
After 1H To Test.
5.7 Operation Tempeature : -20ºCto +80ºC
5.8 Storage Temperature : -40ºCto +85ºC
5.9 Aging Rate : Fosc ±0.5% max.
2.JDS Products Series:
-Temperature Compensated Crystal Oscillators [TCXO]
-Oven Controlled Crystal Oscillator[OCXO]
-Voltage Controlled Crystal Oscillators [VCXO]
-SMD Crystal Oscillators[For Automotive Electronics]
-Quartz Crystal Resonators (DIP)
-Quartz Crystal Resonators(SMD)
-Ceramic Resonator(DIP/SMD)
Product name | Encapsulation | Normal frequceny | Usage | Tech spec. |
Crystal oscillators | DIP14/8;PXOS7050/5032/OF/OH | 1MHZ;1.8432MHZ,2.048MHZ,16MHZ,12.288MHZ, 11.0592MHZ,32.768MHZ(low frequency), 40MHZ,50MHZ,62.5MHZ,64MHZ,66MHZ, 66.666MHZ,65.536MHZ,125MHZ; | Light tel-communication, base station, opitcal transmitter router, Ethernet switch | 1)Frequency Precise: ±20PPM/±30PPM/±50PPM;
2)Inside capacitor: 1.8V/2.8V/3.3V/5V;
3)Working Temperature:-20~70ºC;
4)Output method:COMS TTL |
Crystal resonators | HC-49U/S/SS/SMD SMD8045/7050/6035/5032/ 3225/4025/1250 DT38/26 | 1.8432MHZ | GPS | Frequency range: 3.579545MHZ-70.000MHZ
Precise Frequency:±20PPM
Load capacity:20PF/22PF/30PF
Operating temperature: -10~60ºC/-20~70ºC/-40~85ºC |
2.000MHZ/2.4576MHZ/2.048MHZ/ 3.000MHZ/3.579545MHZ | Electricity meter; Electroplate |
3.58MHZ/3.6864MHZ/4.000MHZ | Controller,Security materials; |
4.096MHZ | Electronic instrument |
5.000MHZ/6.000MHZ | Computer mouse |
6.144MHZ/7.3728MHZ/7.600MHZ | Displayer |
8.000MHZ/8.192MHZ/9.375MHZ/ 9.216MHZ/10.000MHZ/10.245MHZ/ 11.0592MHZ | Entrance guard |
12.000MHZ/12.288MHZ/13.560MHZ/ 14.31818MHZ | TEL |
14.7456MHZ | LED |
15.000MHZ/16.000MHZ/16.384MHZ/17.7344MHZ/ 18.000MHZ/18.432MHZ/19.200MHZ | Cell phone |
19.440MHZ | Tel-communication |
19.6608MHZ/20MHZ/20.48MHZ/1184MHZ/ 24MHZ/24.576MHZ/25MHZ/26MHZ/27.000MHZ | / |
Surface acoustic resonators | | 315MHZ,TO-39,433MHZ,F-11 | / | |
Ceramic resonators | ZTA /ZTB/ZTT | 3.58MHZ,4MHZ,8MHZ,12MHZ, 16MHZ,20MHZ | Toys,Wireless receive and dispatch, Home appliance,Automatic warning,remote control | |
SMD Ceramic resonators | ZTTCC(7.4*3.4mm) ZTTCS(4.7*4.1mm) ZTTCR(4.5*2mm) ZTTCE(4*2.5mm) ZTTCV(3.7*3.1mm) ZTTCW(2.5*2mm) ZTTCG(2*1.5mm) MC306(8*3.8*2.4mm) MC405(10.4*4*3.6mm) MC146(7*1.5*1.3mm) SM-26F | 1.8MHZ-50MHZ | Toys,Wireless receive and dispatch, Home appliance,Automatic warning,remote control | |
Other Resonators | VCXO,TCXO,OCXO, OF,OH | VC08/VC14/VC75/75P; TC18/20/53; OC14/20/26/36/50; | / | |
4.JDS Advantage:
High Quality Produce with SGS ,ROHS(JDS OR OEM ) ;
High production capacity;
Professional Electronics Components supplier and over 17 experience TECH
Advanced production line and test equipment from USA,JP,etc
Own 200 experienced technical specialists
Urgent component sourcing
Flexible payment terms and professional exporter
Cost down solutions & Long-term supply
One-stop purchase solutions for electronic components
Door to door service is available
Quality Service,immediately feedback
5.Technical Support
·Drive Level Dependence
·Temperature-Frequency Characteristics of AT-Type Slice
·Spurious Response
·Notes on Operation of Quartz Crystal Resonator
·Oscillation Circuit
·Notes for Ordering
·Equivalent Circuit of Crystal Oscillation Circuit
·Load Capacitance
·Equivalent Circuit
·Frequency-Temperature Characteristics
6.Service offered:
1)Product Warranty
Our electronic components, are fully and unconditionally guaranteed to be of the highest
quality. JDS will repair or replace, without charge except the transportation cost charge by
client, any merchandise proved defective in quality for a period after the date of shipment.
2)Return Policy
JDS also provides return policy. If the item is defective, pls. notify us within 3days of delivery
All returns must be initiated within 10 days of the date of sale.
3)Customer Service and Satisfaction
Your satisfaction as a customer is very important to us. If you have any comments or
questions, please call or email us at your convenience.
4)Contact info:
Tel: (0086) 021-53082119
shjingding.en.made-in-china.com
7.JDS Factory Tour:
***Shipment and Payment terms***
MOQ: | 500 pcs |
Sample: | Free sample,airfreight should be paid by customer |
Packing detail: | bag |
| 500pcs/bag; 2bgas/small pack; 10000pcs/ctn |
Bulk lead time: | 7~15 days after sample approval |
Port of loading: | Ningbo/Shanghai |
Payment Terms: | T/T, L/C, Western Union, Paypal |
Carrier: | DHL,FEDEX,BY OCEAN,Clients named ; |
Shipment terms: | EXW,FOB,CIF,CFR,FCA, |
Certificates: | CE,3C,ROHS,SGS,ISO19000/2001 |
Shipment methods:
1.By Express: DHL, FEDEX, UPS, TNT, SF EXPRESS and China Post, China Small Package and so on.
2. By Air: We can ship from Ningbo, Shanghai, Shenzhen, Hongkong, Urumqi, Beijing.
3. By Sea: We can offer you FOB Ningbo, FOB Shanghai, FOB Shenzhen, FOB Urumqi, FOB XiaMen, FOB Beijing.
4. We also can send to your forwarder or agent in China, who can arrange shipment for you.