FEATURES

l Low Cost

l Industry standard

l Wide Frequency Range

l Excellent Aging

This part is a miniature AT or BT cut strip crystal units with a low profile package.It is with resistance weld. 49SB series is with lower height of less than 2.5mm.

Electrical Specifications

Parameter	Symb	Condition	Min	Type	Max	Units
Frequency Range	Fo	49SA	3.2		66.000	MHz
Frequency Range	Fo	49SB	8.0		66.000
Frequency Tolerance at 25℃	△F/Fo	AT25℃	±10	±30	±50	Ppm
Temperature Stability	Tc	REF TO 25℃	±10	±30	±50	Ppm
Operating Temperature Range	TOPR		-20		+70	℃
Storage Temperature Range	TSTG		-40		+85	℃
Shunt Capacitance	Co				7	PF
Load Capacitance	CL	Customer Specified	10		Series	PF
Insulator Resistance	IR	100VDC	500			MΩ
Drive Level	DL			100	500	μW
Aging(at 25℃)	FA	AT 25℃,per year	-5.0		+5.0	ppm

Equivalent Series Resistance(ESR) and Mode of Vibration(Mode)

Frequency Range	Max ESR(Ω)	Mode	Frequency Range	Max ESR(Ω)	Mode
3.200 to 4.499	150	Fundamental/AT	9.000 to 9.999	60	Fundamental/AT
4.500 to 5.999	120	Fundamental/AT	10.000 to 12.999	50	Fundamental/AT
6.000 to 6.999	100	Fundamental/AT	13.000 to 30.000	40	Fundamental/AT
7.000 to 7.999	90	Fundamental/AT	30.000 to 66.000	80	3^rd Overtone
8.000 to 8.999	80	Fundamental/AT	27.000 to 40.000	40	Fundamental/AT

Mechanical Dimensions(mm)

Part H

HC-49SA 3.5mm Max

HC-49SB 2.5mm Max

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SHENZHEN FEIKE ELECTRONIC CO.,LTD
Address：20B,BLdg6-1,Garden Modern City, Chuangye Road, Nanshan,Shenzhen,China
Email:szzd88@hotmail.com Tel:0086-0755-26430847 Fax:0086-0755-26434274

FEATURES

Electrical Specifications

Mode

Frequency Range

Max ESR(Ω)

Mode