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MC206 Datasheet, PDF (1/1 Pages) List of Unclassifed Manufacturers – THIN SMD LOW/MEDIUM-FREQUENCY CRYSTAL UNIT | |||
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THIN SMD LOW/MEDIUM-FREQUENCY CRYSTAL UNIT
MC-206
⢠High-density mounting-type SMD of max. 2.0mm thickness.
⢠Small with small packaging area and light weight.
⢠High heat resistance allows reflow soldering.
⢠Excellent shock resistance and environmental capability.
⢠Most suitable for small communications devices.
Actual size
Specifications (characteristics)
Item
Symbol
Specifications
Nominal frequency
f
32.768 kHz
32.000 kHz to 100.000 kHz
Temperature
range
Storage temperature TSTG
Operating temperature TOPR
Maximum drive level
GL
Soldering condition
TSOL
Frequency tolerance (standard)
âf/f
Peak temperature (frequency)
θT
Temperature coefficient (frequency)
a
Load capacitance
CL
Series resistance
R1
Motional capacitance
C1
Shunt capacitance
C0
Insulation resistance
IR
Aging
fa
-55ËC to +125ËC
-40ËC to +85ËC
1.0µW max.
Twice at under 260ËC within 10 sec.
or under 230ËC within 3 min.
±20ppm, ±50ppm
±50ppm, ±100ppm
25ËC ±5ËC
-0.04ppm/ ËC2 max.
6pF to â
55 k⦠max.
55 k⦠to 10 kâ¦
1.8fF typ.
3.0fF max.
0.9pF typ.
1.5pF max.
500 M⦠min.
±3ppm/Y max.
±5ppm/Y max.
Remarks
Ta=25ËC, DL=0.1µW
Please specify
As per below table
Ta=25ËC ±3ËC, first year
Shock resistance
S.R.
±5ppm max.
Three drops on a hard board from 75 cm or excitation
test with 3000G x 0.3ms x 1/2 sine wave x 3 directions
There are some cases that a parts of the cylindrical capsule of quartz unit expose on the surface of the molding material.
Series resistance
Frequency (kHz)
Series resonance
resistance (â¦)
External dimensions
32 ⤠f < 40
55K ⦠max.
40 ⤠f < 60
30K ⦠max.
(Unit: mm)
60 ⤠f < 70
70 ⤠f â¤100
25K ⦠max.
22K ⦠max.
Recommended soldering pattern (Unit: mm)
7.3 max.
#4
#3
E. A. 67
#1
#2
Internal connection
#4
#3
#1
#2
1.2
3.88
1.2
0.4
5.08
Do not connect #2 and #3 to external device.
http://www.spezial.cz - - - spezial@spezial.cz - - - Hotlines: Tel (02) 2434 2200 - - - Fax (02) 2434 3200
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