●Equivalent Series Resistance and Mode of Operation
等效阻抗和振荡模式
●Electrical Specifications 电气参数
●Mechanical Dimensions 外型尺寸
Ｍｏｄｅ 振荡模式
基频 Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
三次泛音Third Overtone
ＥＳＲ（Ω）等效阻抗
500Max
450Max
350Max
90Max
70Max
60Max
30Max
25Max
40Max
Ｆｒｅｑｕｅｎｃｙ Ｒａｎｇｅ 频率范围
1.8432 ≤ f ＜ 1.999 MHZ
2.000 ≤ f ＜ 2.456 MHZ
2.457 ≤ f �� 2.999 MHZ
3.000 ≤ f ＜ 3.999 MHZ
4.000 ≤ f ＜ 4.999 MHZ
5.000 ≤ f ＜ 7.999 MHZ
8.000 ≤ f ＜ 9.999 MHZ
10.000 ≤ f ＜ 50.000 MHZ
24.000 ≤ f ＜ 100.000 MHZ
型号
频率范围
调整频差
温度频差
工作温度范围
储存温度范围
老化
静电容
激励功率
绝缘阻抗
负载电容
ＨＣ － ４９Ｕ
1.84320 to 100 MHZ
±10ppm to ±30ppm
±10ppm to ±30ppm※
(See Notes)
-20℃ - +70℃ / -40℃ - +85℃
-40℃ - +85℃/-55℃ - +125℃
±5ppm/year Maximum
7pF maximum
100μW Typical
500 Megaohms Minimum at D.C100V
Suggested by customer
Ｈｏｌｄｅｒ Ｔｙｐｅ
Frequency Range
Frequency Tolerance（△F）（at25℃）
Frequency Drift
Operating Temperature Range
Storage Temperature Range
Aging（25℃）
Shunt Capacitance（C0）
Drive Level
Insulaton Resistance（Rs）
Load Capacitance（CL）
●Reflow Condition(回流��条件)
UNIT(单位):mm(毫米)
H:U=13.2mm MAX
U2=10.35mm MAX
L:13.2mm or 20.0mm Typical
(For taping,only 20.0mm suitable)
UNIT(单位):mm(毫米)
H:U=13.2mm MAX
U2=10.35mm MAX
L:13.2mm or 20.0mm Typical
(For taping,only 20.0mm suitable)
U:TWO LEADS(两引线)
UB:THREE LEADS(三引线)
4.88±0.2
0.45±0.03
MAX 3.7
MAX 10.2
H
L
MAX 11.05
MAX 4.65
4.88±0.2
0.45±0.03
MAX 3.7
MAX 10.2
H
L
MAX 11.05
MAX 4.65
Pb
Free
UNIT(单位):mm(毫米)
UNIT(单位):mm(毫米)
260℃±5℃
150℃±5℃
120sec
10sec
CYCLE TIME:200sec Max.
FEATURE
● Resistance weld seal.
● A resistance weld completely sealed type.
● The tight frequency stability.
● Low cost.
● Versatile.
● Pb-free and RoHS/Green compliant.
APPLICATIONS
● Ideally suited designed for Set-Top Box/Multimedia,clock/VCXO
multiplier,network adapter cards.
The above specifications are standard for HLX product
If you have special requirement please Contact HLX sales with your enquiries
Tel:
0086-25-85238320,0086-25-85320830
(Direct)
Fax:
0086-25-85315213,85301856
E-mail:sales
@
cnhlx.com http://www.cnhlx.com
The above specifications are standard for SCTF product
If you have special requirement please Contact SCTF sales with your enquiries
Tel:
0086-0755-86097430,0086-0755-86097250
Fax:
0086-0755-86097259
E-mail:sales
@
sctf-crystal.com http://www.sctf-crystal.com
13
5x7 SMD Crystal
深圳市星通时频电子有限公司
SHENZHEN SCTF ELECTRONICS CO.,LTD
HC-49U Crystal
※Notes:±10，±20，±30ppm (-20℃ to +70℃)
±20，±30，±50ppm (-40℃ to +85℃) or depends on customer