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Numéro de référence | VT-200 | ||
Description | (VT-150 / VT-200) Quartz Crystal Units | ||
Fabricant | ETC | ||
Logo | |||
1 Page
VT Series(VT-150/VT-200)
Quartz Crystal Units for Watches
FEATURES
• Compact tubular package.
• Photolithographic process.
• Excellent shock resistance and environmental char-
acteristics.
APPLICATIONS
• Real Time Clocks, Timers, Pagers, Cameras, Remote-
Controllers, Portable Applications
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STANDARD SPECIFICATIONS
Item
Nominal Frequency
Frequency Tolerance
Turnover Temperature
Temperature Coefficient
Load Capacitance
Equivalent Series Resistance
Maximum Drive Level
Recommended Drive Level
Shunt Capacitance
Aging
Operating Temperature Range
Storage Temperature Range
Solderability
Symbol
fo
f/fo
Tp
K
CL
R1
DLmax
DL
C0
f/fo
Tope
Tsto
Tsol
Conditions without notice (Temperature: +25°C±2°C)
Specifications
Conditions / Notes
32.768kHz
(±5ppm) ±10ppm, ±20ppm
+25°C±5°C
(-3.5±0.8) x 10-8/°C2
4.5 to12.5pF
50kΩ max.
1µW
0.1µW
0.86pF typ.
±5ppm max.
+25°C±3°C, First Year
-10°C to +60°C
-30°C to +70°C
280°C max. 5sec. max (Package 150°C max.) Leads Only
DIMENSIONS
FREQUENCY-TEMPERATURE CURVE
VT-150
5.0 max.
5.0 min.
ø0.2
UNIT: mm
VT-200
6.0 max.
5.0 min.
(ppm)
0
-10
-20
Frequency -30
Deviation
-40
∆f/f0 -50
-60
Typ.
Tp=25˚C
K=-0.035ppm/˚C 2
-20 -10 0 10 20 30 40 50 60 70 (˚C)
Temperature
UNIT: mm
17
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Pages | Pages 1 | ||
Télécharger | [ VT-200 ] |
No | Description détaillée | Fabricant |
VT-200 | (VT-150 / VT-200) Quartz Crystal Units | ETC |
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