FRONTER ELECTRONICS CO., LTD.
深 圳 市 福 浪 电 子 有 限 公 司
SMD QUARTZ CRYSTAL RESONATOR
2 Pad SMD Crystal 11.5×4.8 mm
Reflow soldering temperature: 260℃ max
石 英 晶 ½ 谐 振 器
HC-49SMD
RoHS
2002/95/EC
RoHS compliant
Package Height 4.2 mm max, 2.8~4.2 mm available
highly stable and reliable crystal unit with a metallic package
Taped Version Standard
★
PARAMETERS
技术参数
参数
频率范围
振动模式
负½½电容
激励电平
频率偏差
谐振电阻
频率稳定性
工½温度范围
储存温度范围
SPECIFICATION
规格
3.5
~
100MHz
（3.5
~ 40MHz） Fundamental
（27
~ 100MHz）3rd /5rd Overtone
20pF Std.
8 to 33pF , Series available
PARAMETERS
Frequency Range
Operation Mode
Loading Capacitance
Drive Level
Frequency Tolerance
Equivalent Resistance
Frequency Stability
Operating Temp. Range:
Storage Temp. Range:
10μW（300μW Max）
±10ppm
~
±30ppm（at 25℃）
See Below
±2.5ppm
~
±50ppm
0
~
+50℃ to -40
~
+85℃
-55
~
+125℃
☉All
specification subject change without notice.
规格变化，恕不另行通知
。
★
FREQUENCY STABILITY VS. TEMPERATURE
Operation
Temperature Range
0℃~+50℃
-10℃~+60℃
-20℃~+70℃
-40℃~+85℃
±2.5ppm
○
±5ppm
○
○
频率温度特性
★
ESR（SERIES RESISTANCE RS）
Frequency
Vibration Mode
AT CUT/FUND.
AT CUT/FUND.
AT CUT/FUND.
AT CUT/FUND.
AT CUT/FUND.
AT CUT/FUND.
AT CUT/FUND.
AT CUT/FUND.
AT 3rd /OT
ESR
150Ω(MAX)
120Ω(MAX)
100Ω(MAX)
80Ω(MAX)
60Ω(MAX)
50Ω(MAX)
40Ω(MAX)
30Ω(MAX)
100Ω(MAX)
Frequency Stability
±10ppm
○
○
○
±20ppm
●
●
○
○
±30ppm
○
○
●
○
±50ppm
○
○
○
●
3.5-3.999MHz
4.000-4.499MHz
4.500-5.999MHz
6.000-7.999MHz
8.000-9.999MHz
10.000-11.999MHz
12.000-13.999MHz
14.000-40.000MHz
27.000-100MHz
●
standard
○
available
★
PART NUMBER GUIDE
部件号示例
Quartz Crystal Resonator
石英晶½谐振器
X
Frequency
频率
Hz
16.000M
e.g. FTX16.000M20SM-30/30B (*SM=HC-49/SMD TYPE)
Load Capacitance
负½½电容
pF
20
Frequency
Tolerance
常温频差
ppm
30
Frequency
Stability
温度频差
ppm
30
Operating Temp.
Range
工½温度
B
Logo
Package
盒型
SM
FT
Address:Rm 1112-1117., Xinian Center. NO. 6021, Shennan Rd. Shenzhen Gaungdong 518040, China Tel:(86)755-83458718 Fax: (86)755-83459818 E-mial: sales@chinafronter.com
FRONTER ELECTRONICS CO., LTD.
深 圳 市 福 浪 电 子 有 限 公 司
Definition
Description
A：-10~+60℃
B：-20~+70℃
C：-30~+80℃
Operating
Temperature
Range
D：-40~+85℃
E：Customer
specified
★
DIMENSIONS& LAND PATTERN LAYOUT (Unit: mm)
外½尺寸
12.3
±
0.3
10.20 max
3.80 max
4-R0.5
11.4
±
0.1
4.74
±
0.05
5.5
0.8
±
0.2
H
0.33
±
0.05
0.7 min
4.88
±
0.2
4.5
±
0.5
4.2 mm max
9.5
H
3.5mm max
3.0 mm max
2.8mm max
★
REFLOW SOLDERING PROFILE
回流焊特性
Temperature (℃)
260℃ max
220℃
180℃
③
①
②
Times (S)
Pb free reflow
A
①
②
③
Preheat
Peak
160~180℃
260℃
120sec. max
60sec. max
10sec. max.
Primary heat 220℃
Address:Rm 1112-1117., Xinian Center. NO. 6021, Shennan Rd. Shenzhen Gaungdong 518040, China Tel:(86)755-83458718 Fax: (86)755-83459818 E-mial: sales@chinafronter.com
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