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參數資料
| 型號： | H250A-19.6608-S-3OT-EXT-TR |
| 廠商： | RALTRON ELECTRONICS CORP |
| 元件分類： | 晶體 |
| 英文描述： | QUARTZ CRYSTAL RESONATOR, 19.6608 MHz |
| 文件頁數： | 1/1頁 |
| 文件大小： | 79K |
| 代理商： | H250A-19.6608-S-3OT-EXT-TR |
Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com
SERIES H250A
SURFACE MOUNT MICROPROCESSOR CRYSTAL
SERIES
H250A
FREQUENCY RANGE
3.579545 MHz TO 60.000 MHz
FREQUENCY TOLERANCE AT 25° C
±100 PPM MAXIMUM (±50 PPM AVAILABLE)
FREQUENCY STABILITY OVER TEMPERATURE
±100 PPM MAXIMUM (±50 PPM AVAILABLE)
OPERATING TEMPERATURE RANGE
-10° C TO +70° C STANDARD
-40° C TO +85° C EXTENDED
STORAGE TEMPERATURE RANGE
-40° C TO +85° C
AGING
±5 PPM PER YEAR MAXIMUM
LOAD CAPACITANCE
12 pF TO 32 pF OR SERIES
SHUNT CAPACITANCE
7 pF MAXIMUM
EQUIVALENT SERIES RESISTANCE (ESR)
SEE TABLE 1
DRIVE LEVEL
0.3 mW MAXIMUM
SHOCK RESISTANCE
±5 PPM MAXIMUM 75 cm DROP TEST IN 3 AXES ONTO
A HARD SURFACE
VIBRATION RESISTANCE
FREQUENCY 10 TO 55 Hz TOTAL AMPLITUDE 1.5 mm
FOR 2 h IN 3 AXES
REFLOW CONDITIONS
240° C FOR 5 s MAXIMUM
HOLDER TYPE
-
FREQUENCY
-
LOAD CAPACITANCE
-
MODE
-
EXTENDED
TEMPERATURE
-
TAPE AND REEL
H250A
IN MHz
12 TO 32 pF FOR PARALLEL
S FOR SERIES
FUND
3OT
FUNDAMENTAL
THIRD OVERTONE
EXT
TR
TABLE 1
FREQUENCY
(MHz)
MAX ESR
(OHM)
FREQUENCY
(MHz)
MAX ESR
(OHM)
3.579545
300
14.31818
100
3.6864
300
16.00
100
4.00
200
16.9344
100
6.00
200
19.6608
100
8.00
120
20.00
100
12.00
100
24.00
100
EXAMPLE: H250A-10.000-20-EXT-TR
PREHEATING
REFLOW
COOLING
240 °C
150 °C
25 °C
TIME (SECONDS)
TEMPERATURE
100 s TYPICAL
5 s
.059 ± .004 DIA
2.0 ± 0.1
1.5 ± 0.1DIA
.079 ± .004
.157 ± .004
4.0 ± 0.1
1.75
±
0.1
.069
±
.004
11.5
±
0.1
.453
±
.004
24
±
0.3
.945
±
.012
12 ± 0.1
.472 ± .004
10.75
±
0.1
.423
±
.004
2.8 ± 0.1
.110 ± .004
SPECIFICATIONS
FEATURES
OUTLINE DRAWING
PART NUMBERING SYSTEM
CARRIER TAPE DIMENSIONS
SOLDER REFLOW PROFILE
3.0
7.0
2.0
0.8
.276
.031
.079
.118
1.5
.098
2.5
MARKING
AREA
±
.098
.012
±
2.5
0.3
±
.453
.012
±
11.5
0.3
±
.465
.012
±
11.8
0.3
±
.189
.012
±
4.8
0.3
±
.216
.012
±
5.5
0.3
2.7
5.0
4.0
2.5
.106
.161
.098
.197
Scale none Dimension in
mm
inch
SOLDER PATTERN
330mm REEL DIAMETER
24mm TAPE WIDTH
12mm PITCH
QUANTITY: 1000 PIECES PER REEL
PACKAGING
LOW PACKAGE HEIGHT OF 2.5 mm
WIDE FREQUENCY RANGE
LOW COST
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| H250BHD | 制造商:Thomas & Betts 功能描述:Fittings Connector 2.5inch Non-Thread Zinc |
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| H250CAP | 制造商:Thomas & Betts 功能描述:ZINC BULLET HUB CAPOFF 21/2 |
| H250CAPA | 制造商:Thomas & Betts 功能描述:2 1/2 CAP-OFF ALUM. |
| H250CAPCP | 制造商:Thomas & Betts 功能描述:2-1/2 CAPOFF CHROME PLATED |
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