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PDF MA-306 Data sheet ( Hoja de datos )
| Número de pieza | MA-306 | |
| Descripción | Small SMD High Frequency Crystal Unit | |
| Fabricantes | EPSON Electronics | |
| Logotipo |  |
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SMALL SMD HIGH - FREQUENCY CRYSTAL UNIT
MA-306
• High-density mounting-type SMD.
• Excellent reliability and environment capability.
• Capable of covering a wide frequency range. ( from 17.734 MHz
to 41 MHz)
Specifications (characteristics)
Item
Symbol
Nominal frequency
Temperature
range
Storage temperature
Operating temperature
Drive level
Maximum drive level
Recommended drive level
f
TSTG
TOPR
GL
DL
Soldering condition
Frequency tolerance (standard)
Frequency temperature characteristics
(standard)
Load capacitance
Series resistance
Shunt capacitance
Insulation resistance
Aging
TSOL
∆ f/f
CL
R1
C0
IR
fa
Specifications
17.734 MHz to 41.000 MHz
-55˚C to +100˚C
-20˚C to +70˚C
2mW max.
10µW to 100µW
Twice at under 260˚C within 10 sec.
or under 230˚C within 3 min.
±50ppm
±30ppm
10pF to ∞
60 Ω max.
5pF max.
500 MΩ min.
±5ppm/year max.
Shock resistance
S.R.
±10ppm max.
Metal may be exposed on the top of this product. This won't affect any quality, reliability or electrical spec.
Crystal unit
Actual size
Remarks
Fundamental mode
Stored as bare product after unpacking
Only crystal oscillation is guaranteed
Ta=25˚C±3˚C
-20˚C to +70˚C
Please specify
-20˚C to +70˚C, DL=100µW
Ta=25˚C±3˚C, first year
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
External dimensions
8.0 max.
#4 #3
20.000M
E 572
#1 #2
(Unit: mm)
Recommended soldering pattern (Unit: mm)
Internal connection
#4 #3
1.3 4.2 1.3
#1 #2
0.5
5.5
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Do not connect #2 and #3 to external device.
1.9
(0.9) (0.9)
24
1 page | ||
| Páginas | Total 2 Páginas | |
| PDF Descargar | [ Datasheet MA-306.PDF ] | |
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