HC-49U

Features	high stability low cost tight tolerance superb aging characteristic excellent anti-shock holder
Applications	Cordless Phones Wireless Equipment Datacom Hubs / Switches / Routers ADSL Modems A/V applications

Specification

Vibration Mode:	fundamental / third overtone / fifth overtone
Frequency Tolerance at 25oC:	?0ppm ~ ?0ppm
Loading Capacitance:	10pF~ 32pF or series
Shunt Capacitance:	7.0pF max.
Equivalent Series Resistance:	see Resistance Table
Frequency vs. Operating Temp:	see Frequency vs Operating Temp Table
Drive Level:	10 μ W~ 1000 μ W
Insulation Resistance:	500MΩmin / DC 100V
Storage Temperature Range:	-40oC~+85oC

Resistance Table (ESR)

Frequency Range(MHz):	HC-49U/3L	HC-49T	HC-49S	HC-49SMD	Vibration mode
1.800+ ~2.000	700	800	1200	1200	fundamental
2.000+ ~ 3.000	500	600	1000	1000	fundamental
3.000+ ~ 3.200	300	400	600	600	fundamental
3.200+ ~ 4.000	150	200	180	180	fundamental
4.000+ ~ 4.500	90	150	150	150	fundamental
4.500+ ~ 5.000	70	80	120	120	fundamental
5.000+ ~ 7.000	50	60	100	100	fundamental
7.000+ ~ 10.000	35	40	90	90	fundamental
10.000+ ~ 20.000	25	25	70	70	fundamental
20.000+ ~ 25.000	45	50	120	120	third overtone
25.000+ ~ 70.000	40	40	100	100	third overtone
70.000+ ~ 160.000	70	70	-	-	fifth overtone

Frequency vs Operating Temp Table

PPM	?.5	?	?0	?5	?0	?0	?0
Temp(℃)
0  ~ +50	＊	＊	＊	＊	＊	＊	＊
-10 ~ +60	＊	＊	＊	＊	＊	＊	＊
-20 ~ +70		＊	＊	＊	＊	＊	＊
-30 ~ +80			＊	＊	＊	＊	＊
-40 ~ +85			＊	＊	＊	＊	＊

Other Options

SMD type

insulation tag

tray pack or tape pack

[case studies]

[Chipset cross reference]

[Technical Drawing]