Crystal unit
MHz RANGE CRYSTAL UNIT
SMD
MA - 406
/
505
/
506
•Frequency
range
•Thickness
•Overtone
order
•Applications
•Lead(Pb)-free
:
:
:
:
:
:
4 MHz to 64 MHz
3.7 mm Max.(MA-406)
4.6 mm Max.(MA-505
/
506)
Fundamental
3rd overtone(30 MHz to 64 MHz)
For Clock of integrated circuit
High melting temperature type solder
(Pb85 %) exempted by RoHS directive.
Actual size
MA-406
MA-505 / 506
Specifications (characteristics)
Specifications
Remarks
4.000 MHz to 29.999 MHz
Fundamental
*1
Nominal frequency range
f
30.000 MHz to 64.000 MHz
3rd overtone
*2
Temperature Storage temperature
T_stg
-55
°C
to +125
°C
Stored as bare product after unpacking
range
Operating temperature
T_use
-20
°C
to +70
°C
Please contact us on availability of -40
°C
to +85
°C
Level of drive
DL
10
µW
to 100
µW
Frequency tolerance (standard)
f_tol
±50 ×
10
-6
+25
°C
-20
°C
to +70
°C
Frequency versus temperature characteristics
Under 5.5 MHz :±50
×
10
-6
f_tem
For the out of standard specifications, please contact us for inquires
(standard)
Over 5.5 MHz :±30
×
10
-6
Fundamental: 10 pF to
∞
Load capacitance
CL
Please specify
Overtone: 5 pF to
∞
Motional resistance (ESR)
R
1
As per below table
-20
°C
to +70
°C,
DL=100
µW
Shunt capacitance
C
0
5 pF Max.
Frequency aging
f_age
±5 ×
10
-6
/ year Max.
+25
°C,First
year
*1
4.0 MHz
≤
f < 5.5 MHz : See “Available frequencies from 4.0 MHz to less than 5.5 MHz”. 8.0 MHz < f < 8.2 MHz: Unavailable.
*2
26.000 MHz
≤
f <30.000 MHz :please contact us for inquiries for 3rd overtone mode.
Item
Symbol
Available frequency from 4.0 MHz to less than 5.5 MHz (MHz)
4.000
4.032
4.096
4.190
4.194304
4.433619
4.500
4.800
4.9152
Motional resistance (ESR)
Frequency (MHz)
Motional resistance
Overtone order
4.0
≤
f < 5.5
150
Ω
Max.
5.5
≤
f < 6.0
100
Ω
Max.
6.0
≤
f <10.0 10.0
≤
f < 12.0
80
Ω
Max.
60
Ω
Max.
Fundamental
12.0
≤
f < 16.0
50
Ω
Max.
16.0
≤
f < 30.0
40
Ω
Max.
30.0
≤
f
≤
36.0
36.0 < f
≤
64.0
100
Ω
Max.
80
Ω
Max.
3rd overtone
.
External dimensions
MA-406
#4
11.7 Max.
#3
4.8 Max.
Internal connection
#4
#3
#4
#1
#1
#2
4.0
(Unit:mm)
MA-505
/
506
20.000 M
E
5251A
12.70
13.46 Max.
#3
#2
5.08 Max.
Internal connection in MA-505
#4
#1
#3
#2
16.934M
572
E
#1
#2
Internal connection in MA-506
#4
#1
#3
#2
3.7 Max.
0.7
9.6
(1.2)
Do not connect #2 and #3 to external device.
Metal may be exposed on the top or bottom of this product.
This will not affect any quality, reliability or electrical spec.
2.1
(1.2)
2.54
2.54
0.2 Min.
4.6 Max.
1.09
3.3
3.5
4.19
1.09
Do not connect #2 and #3 of MA-506 to external device.
The first digit of lot No. means : 5×××× MA-505
6×××× MA-506
Footprint (Recommended)
MA-406
1.9
(Unit:mm)
MA-505
MA-506
2.05
5.6
4.1
7.0
4.1
1.7
1.8
7.8
1.8
1.9
4.1
7.0
4.1
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1.5
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