SMD Quartz Crystal · JXS21
- 4 Pad Version, 2.0 x 1.6 mm
- ± 10 ppm type available
- EMI shielding possible by grounded lid
- reflow soldering temperature: 260 °C max.
- ceramic / metal package
2011/65/EC
RoHS
RoHS compliant
Pb free
actual size
REACH
compliant
Conflict
mineral free
GENERAL DATA
TYPE
frequency range
frequency tolerance at 25 °C
load capacitance C
L
shunt capacitance C
O
storage temperature
drive level max.
aging
JXS21
16.0 ~ 54.0 MHz (fund. AT-cut)
± 10 ppm / ± 20 ppm / ± 30 ppm
8/10/12 pF standard
(option: 6 pF ~ 30 pF / series)
< 5 pF
-40 °C ~ +105 °C
100 μW (10 μW recommended)
< ± 3 ppm first year
(< ± 1 ppm first year for tol. ± 10 ppm on request)
ESR (SERIES RESISTANCE RS)
frequency
in MHz
16.0 ~ 19.999
20.0 ~ 29.999
30.0 ~ 35.999
36.0 ~ 54.000
vibration
mode
fund. - AT
fund. - AT
fund. - AT
fund. - AT
ESR max.
in ½
150
100
80
60
ESR typ.
in ½
120
70
50
40
MARKING
frequency with load capacitance code
company code / date code / internal code
date code: year/month; A ~ M: Jan. - Dec.; example: 8A = 2018 January
7: 2017
8: 2018
9: 2019
0: 2020
1: 2021
2: 2022
Jan.
A
July
G
Febr.
B
Aug.
H
Mar.
C
Sept.
J
Apr.
D
Oct.
K
May
E
Nov.
L
June
F
Dec.
M
TABLE 1: FREQUENCY STABILITY VS. TEMPERATURE
± 10
ppm
± 15
ppm
±20
ppm
±30
ppm
±50
ppm
-20 °C ~ +70 °C
-40 °C ~ +85 °C
-40 °C ~ +105 °C
available
STD.
T1
T2
DIMENSIONS
2.0
±0.1
#4
#3
1.6
±0.1
0.55 max.
#3
0.47
±0.05
0.64
±0.05
#4
#4
#3
1.1
±0.1
0.8
±0.1
1.4
±0.1
0.9
±0.1
0.50
±0.05
#1
#2
#2
#1
0.60
±0.05
top view
ORDER INFORMATION
side view
bottom view
#2–#4: connected to lid,
preferably connect to GND
crystal connection
#1
#2
pad layout
in mm
Q
Quartz
frequency
16.0 ~ 54.0 MHz
type
JXS21
load capacitance
tolerance at
25 °C
stability vs.
temp. range
10 =
15 =
20 =
30 =
50 =
± 10 ppm
± 15 ppm
± 20 ppm
± 30 ppm
± 50 ppm
option
blank = -20 °C ~ +70 °C
T1 = -40 °C ~ +85 °C
T2 = -40 °C ~ +105 °C
FU = for fundamental
frequencies ≥ 20 MHz
8/10/12 pF standard
10 = ± 10 ppm
6 pF ~ 30 pF available 20 = ± 20 ppm
S for series
30 = ± 30 ppm
Example: Q 26.0-JXS21-12-10/20-T1-FU-LF
(Suffix LF = RoHS compliant / Pb free)
13092018
Jauch Quartz GmbH • e-mail: info@jauch.de • full data can bedata can be found under:
info@jauch.com
full found under: www.jauch.com
All specifications are subject to change without notice
www.jauch.de | www.jauch.co.uk | www.jauch.fr | www.jauchusa.com
SMD Quartz Crystal · JXS21
TAPING SPECIFICATION
8.75
±0.3
4.0
±0.1
3.5
±0.05
ø 1.55
±0.05
1.75
±0.1
120°
ø 21
±0.5
8.0
±0.2
ø 13
±0.5
2.25
±0.1
4.0
±0.1
1.85
±0.1
0.65
±0.05
Feeding
1000 pcs per reel
60.5
±0.5
2.0
±0.1
ø 178
±2.0
in mm
REFLOW SOLDERING PROFILE
temperature (°C)
10 s max.
260
200
150
100
50
60 ~ 180 s
60 s max.
LOAD CAPACITANCE CODES
8 pf: k
9 pF: n
10 pf: h
11 pF: l
12 pF: a
13 pF: v
14 pF: x
15 pF: j
16 pF: b
17 pF: t
18 pF: f
20 pF: c
22 pF: g
24 pF: d
25 pF: r
27 pF: w
30 pF: .
series: s
T: 3rd OT
260 °C max.
220 5 °C
180 5 °C
time (s)
note: parts are also suitable for soldering systems with lead (Pb) content
* hand soldering temperature should not exceed 280 °C
example 20.0 MHz / 12 pF: 20a00
13092018
Jauch Quartz GmbH • e-mail: info@jauch.com • full data can bedata can be found under:
info@jauch.de
full found under: www.jauch.com
All specifications are subject to change without notice
www.jauch.de | www.jauch.co.uk | www.jauch.fr | www.jauchusa.com
单片机
