Oscilent Corporation | 279 Series Quartz Crystal
1 of 2
SMD Quartz Crystal
Series Number
Package
Description
Last Modified
279
FEATURES
4.0 x 2.5 Chip Type
SMD Quartz Crystal
Nov. 17, 2011
-4.0x2.5mm Surface Mount Chip Type Quartz Crystal
- Low profile (0.75mm)
- Optimum for mobile phone and bluetooth applications
- Excellent heat and shock resistance
- RoHS / Lead Free compliant
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency Range
Frequency Tolerance
Temperature Stability
Operating Temperature
Storage Temperature
Shunt Capacitance
Load Capacitance
Insulation Resistance
Drive Level
Aging
SYMBOL
Fo
F/Fo
Tc
TORP
TSTG
Co
CL
IR
DL
Fa
CONDITION
-
@ 25ºC
REFTO25ºC
-
-
-
-
-
100VDC
@25ºC per year
MINIMUM
12
±10
±10
-20
-40
-
8
500
10
-2.0
TYPICAL
-
±15
±15
-
-
-
-
-
100
-
MAXIMUM
32
±30
±30
+70
+85
3
12
-
300
+2.0
UNITS
MHz
ppm
ppm(
ºC)
ºC
ºC
pF
pF
M
µW
Ppm
EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)
PARAMETERS
12.000MHZ ~ 19.999MHZ
20.000MHZ ~ 25.999MHZ
26.000MHZ ~ 32.000MHZ
MAX ESR (OHM)
80
70
50
MODE
Fundamental
Fundamental
Fundamental
Oscilent Corporation | 279 Series Quartz Crystal
2 of 2
PART NUMBER GUIDE
Example:
279-25.0M-9-15-K-S-TR
(All fields separated by a dash "-")
Series
Number
Frequency
Load Capacitance Tolerance @ +25ºC
Frequency Stability
Over Temp ( ºC )
Operating
Temp ( ºC )
Packaging**
279
25.0M
9
Enter desired
capacitance here.
Blank * =
10 =
15 =
20 =
25 =
50 =
Avail. =
15
±30 PPM
±10 PPM
±15 PPM
±20 PPM
±25 PPM
±50 PPM
±10 ~ ±30
Blank* =
G=
H=
K=
L=
N=
M=
Avail. =
K
±50 PPM
±30 PPM
±20 PPM
±15 PPM
±10 PPM
±5 PPM
±100 PPM
±10 ~ ±30
P=
R=
S=
T=
W=
S
0~+50
-10~+60
-20~+70
-30~+80
-40~+85
TR
Blank* = Bulk
TR = Tape/Reel
Enter desired
Oscilent
4.0 x 2.5 SMD frequency.
Avail. = 12 ~ 32.0M Avail. = 8 ~ 12pF
NOTE:
Deviations on all parameters available. Please consult Oscilent for details.
DEFINITIONS:
Click on the characteristic names above for definitions of that particular characteristic.
*STANDARDS:
"Blank" part number selections indicate standard variables for that particular characteristic.
**PACKAGING:
Click on the packaging name above for tape/reel specifications
Series No.:
279
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