CRYSTAL UNIT
UM TYPE
UM-1
-
-
-
-
-
-
UM Type Package
AT-Cut Crystal Design
Tight Tolerance/Stability
Wide Temperature Range
Frequencies to 150.000 MHz Available
Pb-free and RoHS Compliance
■ ELECTRICAL SPECIFICATIONS
Frequency Range
Operating Temperature Range
Storage Temperature Range
Frequency Tolerance (at 25 ℃)
Frequency Stability
Over Operating Temperature Range
Load Capacitance (CL)
Drive Level
Shunt Capacitance (C0)
Aging (at 25 ℃)
Insulation Resistance
7.000 to 150.000 MHz
-20 to +70 ℃, -40 to +85 ℃, or specify
-40 to +85 ℃
±15, ±30, ±50 ppm(STD), or specify
±10 to ±50 ppm(-20 to +70 ℃)
±20 to ±100 ppm(-40 to +85 ℃)
18 pF(STD), Custom CL≥10 pF or Series Resonant
100 ㎼(1000 ㎼ Max.)
7.0 pF Max.
±3 ppm/year Max.
500 MΩ Min. at 100 V
DC
■ EQUIVALENT SERIES RESISTANCE(ESR)
Frequency Range(MHz)
7.000 ~ 9.999
10.000 ~ 15.999
16.000 ~ 60.000
30.000 ~ 79.999
80.000 ~ 150.000
ESR(Ω Max.)
80
60
30
80
80
Mode of Oscillation
Fundamental
Fundamental
Fundamental
3rd overtone
3rd overtone
■ MECHANICAL DIMENSIONS
(mm)
http://www.sunny.co.kr
SUNNY ELECTRONICS CORP
CRYSTAL UNIT
■ PART NUMBERING GUIDE
S F 18 1 20 A3
–
20.945
–
G - T&R
Temp
PACKAGE TYPE
UM-1
LOAD CAPACITANCE
18 : 18 pF
SR : SERIES
MODE OF OSCILLATION
1 : FUNDAMENTAL
3 : 3RD OVERTONE
5 : 5TH OVERTONE
FREQUENCY
TOLERANCE AT 25℃
15 : ±15 ppm
XX : Two digit for Tolerance
PACKAGE OPTION
BLANK : BULK
T&R : TAPE & REEL
AVAILABLE OPTIOIN
G : GULL WING
I : INSULATOR TAB
J : JACKET
FREQUENCY
TABLE 1.
XX : Two digit for Stability
■ TABLE 1.
FREQUENCY STABILITY VS. TEMPERATURE RANGE
Stability
-10~70℃
-20~70℃
-30~60℃
-20~85℃
-30~70℃
-30~85℃
-40~85℃
-40~90℃
-40~105℃
-40~125℃
D
E
F
G
H
I
J
K
L
M
±10
3
*
*
*
±15
4
*
*
*
*
±20
5
*
*
*
*
*
±30
6
*
*
*
*
*
*
*
*
*
±50
7
*
*
*
*
*
*
*
*
*
±100
8
*
*
*
*
*
*
*
*
*
■
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
Temperature Cycling
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
Moisture Resistance
Moisture Sensitivity
Resistance to Soldering Heat
Solderability
MIL-STD-883, Method 1010, Condition B
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1014, Condition C
MIL-STD-202, Method 213, Condition C
MIL-STD-883, Method 2007, Condition A
MIL-STD-883, Method 1004
J-STD-020, MSL 1
MIL-STD-202, Method 210, Condition K
MIL-STD-883, Method 2003
■ REFLOW PROFILE
■ MARKING GUIDE
LINE 1 : XX.XXX
LINE 2 : SUNNY
Sunny
Frequency in MHz
http://www.sunny.co.kr
SUNNY ELECTRONICS CORP
