ETC MG3A

actual size
SMQ series • MG3A
surface mount crystal
features
■ good heat resistance characteristics
■ extended temperature range
type
MG3A
frequency
3.579545 ~ 33,8 MHz
(fundamental AT-cut)
30.0 ~ 91.1 MHz
(3rd overtone AT-cut)
30.0 ~ 40.0 MHz
(fundamental BT-cut)
frequency tolerance at 25 °C
± 50 ppm
± 50 ppm
± 50 ppm
frequency temp. characteristic
± 50 ppm
± 100 ppm
± 150 ppm
operating temperature
-20 °C ~ +70 °C
-40 °C ~ +85 °C
-40 °C ~ +125 °C
storage temperature
-40 °C ~ +125 °C
-40 °C ~ +125 °C
-40 °C ~ +125 °C
load capacitance CL
12 pF ~ 32 pF / series
12 pF ~ 32 pF / series
12 pF ~ 32 pF / series
shunt capacitance CO
< 5 pF
< 5 pF
< 5 pF
drive level max.
100 µ W
100 µ W
100 µ W
< ± 5 ppm
< ± 5 ppm
< ± 5 ppm
aging
order information example:
option table:
Q - 16.0 - MG3A - 30 - 50 / 100 - T1
• FUND – fundamental tone
1.
• BT
1.
2.
3.
4.
5.
6.
7.
2.
3.
4.
5.
quartz:
frequency:
type:
load capacitance:
frequency stability at 25 °C:
frequency vs temperature:
special requirement:
6.
7.
Q
16.0 MHz
MG3A
30 pF
± 50 ppm
± 100 ppm
-40 °C ~ +85 °C (see option table)
date code
– BT-cut
• 3 OT
– 3rd overtone
• T1
– -40 °C ~
• T3
– -40 °C ~ +125 °C
+85 °C
marking:
Jan. Febr. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec.
frequency with CL code / company code / date code
1999
a
b
c
d
e
f
g
h
j
k
l
m
example:
2000
n
p
q
r
s
t
u
v
w
x
y
z
16 a 00 J n
2001
A
B
C
D
E
F
G
H
J
K
L
M
date code / internal code
2002
N
P
Q
R
S
T
U
V
W
X
Y
Z
company code
load capacitance code (T = 3rd OT)
frequency in MHz (4 digits max.)
The pulse of progress
Jauch Quartz GmbH • Telephone: (+49) 77 20 / 9 45-0 • Telefax: (+49) 77 20 / 9 45-100 • Internet: www.jauch.de • e-mail: [email protected] • 05/2001
SMQ series • MG3A
dimensions
pad layout
1.6
#3
3.4
top view
9.4
13.1
side view
bottom view
4.0±0.1
0.3±0.1
11.5±0.1
1.75±0.3
2.0±0.1
13.4±0.3
24.0±0.3
6.0±0.2
#2
#4
#3
Terminals
# 1 - # 4 X-tal
# 2 - # 3 GND
2.0
6.7
top view
in mm
test conditions:
taping specification
ø 1.5±0.1
#1
1.2
#4
5.0
#2
5.0
#1
3.0
2.4
1.6
ø 2.2±0.2
8.0±0.2
5.5±0.2
Direction of feed
1000 pcs per reel
in mm
series resistance (Rs) / motional capacitance (C 1 ) table
Rs typ.
in Ω
a) acceleration:
1000 g /0.5 ms, 1/2 sine wave
b) shock (random drop): height 75 cm, 3 times to hardwood surface
(∆R/R ≤ 20%; ∆f/f ≤ ± 5 ppm)
c) vibration:
f = 10 Hz ~ 55 Hz; amplitude = 1.5 mm;
period = about 1 minute; time = 2 h each direction
d) solderability:
according to DIN 68-2-54
frequency
in MHz
cut
vibration
mode
Rs max.
in Ω
C1 typ.
in fF
3.5 ~ 3.69
AT
fund
180
3.7 ~ 3.99
AT
fund
150
60 ~80
2.5 ~ 5.5
4.0 ~ 4.09
AT
fund
150
50 ~ 70
3.0 ~ 3.4
4.1 ~ 4.39
AT
fund
130
50 ~ 70
3.0 ~ 3.4
4.4 ~ 4.99
AT
fund
120
40 ~ 60
2.9 ~ 3.5
5.0 ~ 5.99
AT
fund
120
40 ~ 60
3.9 ~ 4.2
6.0 ~ 6.99
AT
fund
80
35 ~ 55
3.2 ~ 3.6
7.0 ~ 7.99
AT
fund
75
25 ~ 45
3.2 ~ 3.6
reflow soldering profile
standard load
capacitance codes
12 pF:
a
24 pF:
d
16 pF:
b
30 pF:
.
18 pF:
f
32 pF:
e
20 pF:
c
series:
s
22 pF:
g
temperature (°C)
reflow
235±5
preheating
150±10
cooling
60 - 120
20
70 ~ 100 2.5 ~ 5.5
8.0 ~ 9.99
AT
fund
70
20 ~ 40
5.9 ~ 7.0
10.0 ~ 11.99
AT
fund
50
15 ~ 35
6.0 ~ 8.0
12.0 ~ 13.99
AT
fund
50
15 ~ 35
6.5 ~ 8.5
14.0 ~ 15.99
AT
fund
50
10 ~ 15 9.2 ~ 11.2
16.0 ~ 17.99
AT
fund
50
10 ~ 15 9.2 ~ 11.2
18.0 ~ 19.99
AT
fund
50
10 ~ 15 9.2 ~ 11.2
20.0 ~ 33.8
AT
fund
50
10 ~ 15 10.0 ~ 13.5
30.0 ~ 40.0
BT
fund
50
10 ~ 15 10.0 ~15.0
30.0 ~ 91.1
AT
3rd OT
100
80
10
20
time (seconds)
0.8 ~ 2.5
The pulse of progress
Jauch Quartz GmbH • Telephone: (+49) 77 20 / 9 45-0 • Telefax: (+49) 77 20 / 9 45-100 • Internet: www.jauch.de • e-mail: [email protected] • 05/2001