UM-1ĦAUM-5ĦAUM-4
CRYSTAL UNITS
Features
ĦE
ĦE

ĦE
ĦE 		A resistance weld completely sealed type
Excellent frequency temperature characteristics extending across
a wide temperature range.
Excellent aging characteristics
RoHS compliant and lead free
 
Type UM-1ĦAUM-5ĦAUM-4 CRYSTAL UNITS
Frequency range Fundamental
8.0 ~ 70.0MHz
3rd 35.0 ~ 200MHz
Vibration mode AT cut,Fundamental,3rd,5th
Frequency toleranceĦ]at 25˘JĦ^ -/+10ppm, -/+30ppm, or specify
Equivalent series resistance See table No.1
Frequency stability over
operating temperature range 		-/+10ppm, -/+30ppm, or specify
Operating temperature range -10 ~ +60˘J , or specify
Drive Level 300uW max.
Shunt capacitance 5.0pF max.
Load capacitance 16pF, 18pF, 20pF, or specify
Aging -/+2ppm / yearĦA-/+5ppm / year

Equivalent series resistance(ESR) Table No. 1
Frequency Mode ESR
8.0~11.9 MHz
 Fundamental 50 ohms max.
12.0~14.9 MHz Fundamental 30 ohms max.
15.0~70.0 MHz
 Fundamental 25 ohms max.
35.0~44.9 MHz 3rd 50 ohms max.
45.0~54.9 MHz 3rd 45 ohms max.
55.0~200.0 MHz 3rd 40 ohms max.
Dimensions
Ħ@
YOKETAN CORPORATION Contact Person: Josephine Chung E-Mail: josephinechung@yoketant.com.tw
Main office : 28-2, Nan 2nd Road, T.E.P.Z, Tantzu District, Taichung City (427) Taiwan Tel:886-4-25333353
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China (Shenzhen): Unit 2016, Hong Gang Buliding, Hong Gang North Road, Luohu District, Shenzhen
Tel:86-755-25936978
China (Wuxi) : 10/F, Room 1009, 10 Middle Huaxia Road , DongTing Town , JiangSu
Tel:86-510-88708842