Resistance Weld Type
UM-4, UM-5, UM-1, HC-49/T, HC-50/T, HC-49/U, HC-50/U
FEATURES
High frequency stability.
Ideal for mobile telecommunication devices (UM series).
Micro processor standard clock resonator application (HC series).
Excellent impact shock and vibration resistance.
Also available in taping for automatic surface mounting.
RESISTANCE OF SERIES RESONANCE
TYPE
FREQUENCY
1.8~2.0MHz
2.0~2.4MHz
2.4~3.0MHz
3.0~3.5MHz
3.5~4.0MHz
4.0~7.0MHz
7.0~10MHz
10~15MHz
15~20MHz
20~25MHz
25~30MHz
30~75MHz
75~100MHz
100~125MHz
125~150MHz
150~200MHz
Mode
F
F
F
F
F
F
F
F
F
F/3
F/3
3
3/5
5
5
7
UM-4
max.
-
-
-
-
-
-
-
50
50
50/-
50/-
70
70/-
80
100
-
UM-5 UM-1 HC-49/T HC-50/T HC-49/U HC-50/U
Ωmax. Ωmax. Ωmax. Ωmax. ΩXax. Ωmax.
-
-
-
-
-
-
-
50
50
50/-
50/-
70
70/80
80
100
120
-
-
-
-
-
-
-
50
50
50
50
70
70/80
80
100
120
-
-
-
-
150
90
45
45
25
25/60
25/40
40
-/60
60
80
-
-
-
-
150
90
45
45
25
25/60
25/40
40
-/60
60
80
600
450
350
150
90
60
35
35
25
25/50
25/40
40
-/60
60
80
600
450
350
150
90
60
35
35
25
25/50
25/40
40
-/60
60
80
ø0.35
±0.05
FREQUENCY RANGE
1.8~200MHz
MODE OF VIBRATION
AT-cut, Thickness-Shear
Fund, 3rd, 5th, 7th
DRlVE LEVEL
10µW, 50µW, 100µW, 500µW
LOAD CAPACITANCE
Series resonance,12pF, 16pF,
20pF, 32pF
FREQUENCY TOLERANCE
±5ppm, ±10ppm, ±15ppm,
±20ppm, ±30ppm
FREQUENCY STABILITY(TEMP.)
±5ppm, ±10ppm, ±20ppm,
±30ppm, ±50ppm
OPERATING TEMP. RANGE
–10˚C~±60˚C
STORAGE TEMP. RANGE
–30˚C~+80˚C
AGING
UM Series:
±1ppm,
2ppm, 3ppm/year(max.)
HC Series :
±5ppm/year(max.)
DIMENSIONS[mm]
3.5 max.
L max.
12.5
±1
Please contact your KDS sales representative to
discuss particular spec requirements.
5max.
L max.
6.05
–0.38
+ 0.25
11.5max.
*3.75
±0.2
4.88±0.2
8 max.
UM-4
UM-5
UM-1
L
4.5
5.8
8.5
HC-50/U
HC-50/T
L
13.46
11.0
5max.
L max.
20±1
*Lead pitch shall be
measured from the root of leads.
11.5max.
4.88±0.2
HC-49/U
HC-49/T
L
13.46
11.0
ø0.43
–0.02
+ 0.05
Ø1.02
+ 0.05
–0.07
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