a-4.000-18-ext-3pin-sp-sl-tr Raltron Electronics Corp., a-4.000-18-ext-3pin-sp-sl-tr Datasheet
a-4.000-18-ext-3pin-sp-sl-tr
Manufacturer Part Number
a-4.000-18-ext-3pin-sp-sl-tr
Description
High Accuracy Crystal Units
Manufacturer
Raltron Electronics Corp.
Datasheet
1.A-4.000-18-EXT-3PIN-SP-SL-TR.pdf
(1 pages)
EXAMPLE: A-4.000-18-EXT-3PIN-SP-SL-TR
† FUNDAMENTAL MODE NOT NEEDED IN PART NUMBER
FREQUENCY RANGE
HOLDER TYPES
FREQUENCY TOLERANCE AT 25°C
FREQUENCY STABILITY OVER TEMPERATURE
OPERATING TEMPERATURE RANGE
LOAD CAPACITANCE
AGING PER YEAR
MODE OF OSCILLATION
EQUIVALENT SERIES RESISTANCE (ESR)
DRIVE LEVEL
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com
THREE PIN BASE
FEATURES
SPECIFICATIONS
OUTLINE DRAWINGS
PART NUMBERING SYSTEM
Scale none Dimension in
TIGHT TOLERANCE AND STABILITY OVER TEMPERATURE
WIDE FREQUENCY RANGE
EXCELLENT FREQUENCY SOURCE FOR TELECOM APPLICATIONS
C4
C5
A
B
C
HOLDER TYPE
3PIN
C4-50.000-S-30T
Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
HC-49/U
HC-51/U
UM-1
UM-4
UM-5
-
mm
inch
(TOP OF HOUSING)
MECHANICAL OPTIONS
THIRD LEAD
-
REFER TO PAGE X FOR ADDITIONAL OUTLINE DRAWINGS
UM-4
3RD
FREQUENCY
IN MHz
.014 DIA
0.35 DIA
A: HC-49/U
C: UM-1
C4: UM-4
C5: UM-5
.148
3.75
7.90 MAX
.311 MAX
-
-
10 TO 32pF FOR PARALLEL
SPACER
LOAD CAPACITANCE
SP
S FOR SERIES
FUNDAMENTAL THRU NINTH OVERTONE
-
±3 PPM (-10°C TO +60°C) TO
±50 PPM (-55°C TO +125°C)
-55°C TO +125°C MAXIMUM
10 pF TO 50 pF OR SERIES
10.00 MHz TO 300.00 MHz
10.00 MHz TO 300.00 MHz
1.00 MHz TO 360.00 MHz
1.00 MHz TO 360.00 MHz
8.00 MHz TO 300.00 MHz
SLEEVE
±5 PPM TO ±25 PPM
SL
±3 PPM MAXIMUM
0.1 uW TYPICAL
SEE PAGE 3
-
-
UM-5
3OT
5OT
7OT
9OT
.014 DIA
F
TAPE AND REEL
0.35 DIA
.148
3.75
SEVENTH OVERTONE
TR
THIRD OVERTONE
NINTH OVERTONE
FUNDAMENTAL†
.311 MAX
FIFTH OVERTONE
7.90 MAX
MODE
HIGH ACCURACY CRYSTAL UNITS
-
TEMPERATURE
EXTENDED
EXT
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