P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
深圳市维拓精电科技有限公司
WTL International Limited
APPROVAL SHEET
DESCRIPTION :
3.2*2.5mm 4 Pad SMD Crystal
NOMINAL FREQ.:
25.000MHz
WTL P/N:
WTL3M60371VH
VERSION:
1
DATE:
2020.04.02
Customer
Customer P/N
/
Spacecoast
WTL
Customer Signature
Approved by:
Checked by:
Issued by:
REVISION HISTORY
Revised
Page
Page 2
Revision
Date
Content
ESR change from 2020.4.7
60Ω to 50Ω
Ref. No.
Reviser
Kavin Liu
RoHS
compliant
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 1 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
CONTENT CATALOG
APPROVAL SHEET
P.1
CONTENT CATALOG
P.2
ELECTRICAL SPECIFICATIONS
P.3
DIMENSIONS
P.4
MARKING
P.4
STRUCTURE ILLUSTRATION
P.5
RELIABILITY SPECIFICATIONS
P.6
SUGGESTED REFLOW PROFILE
P.7
SUBSTANCES IN PRODUCT
P.7
PACKING SPECIFICATIONS
P.8
WTL PART NUMBER SYSTEM
P.9
Attachment(s):
1.Product
Specification Sheet
2.Electrical Testing Report
3.Reliability Report
4.ICP Test Report (SGS)
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 2 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
FEATURE
Ultra thin, thickness 0.7mm
Leadless type
High precision characteristic covering up to high frequency
range
Designed for automatic mounting and reflow soldering
Emboss taping specification
The best choice of Bluetooth wireless communication
sets.DSN,PDA and mobile phone.
1、ELECTRICAL SPECIFICATIONS
Hold Style
3225 Seam
Nominal Frequency
25.000MHz
Mode
Fundamental / AT
Frequency Tolerance (at 25°C)
±20ppm
Frequency Stability Over Operating
Temperature Characteristics
±30ppm
Operating Temperature Range
‐40℃~ + 8 5 ℃
Storage Temperature Range
‐55℃ ~ +125℃
Shunt Capacitance (C0)
5.0pF Max
Driver Level (Typical)
100µW
Load Capacitance(CL)
16pF
ESR
50Ω Max
Insulation Resistance
More than 500Mohms at DC100V
Aging @25°C 1st year (Max)
±3ppm Max
REMARK: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. PLEASE CONFIRM WITH OUR SALES ENGINEER.
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 3 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
2、DIMENSIONS (Unit: mm)
3、MARKING
WTL G9
25.000
WTL
25.000
G
9
Brand Logo
Frequency ( MHz )
Week
(a、b、c...z、A、B、C...Y、Z ,from 1 to 52week )
YEAR
(8=2018year, 9=2019year, 0=2020year....)
Marking Instruction:
The date code was marked on the crystal body, which will be easily traced back in case of
quality issue.
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 4 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
4、STRUCTURE ILLUSTRATION
B
C
E
A
D
F
Parts
A
B
C
D
E
F
Blank
Conductive paste
Lid
Package
Plating(blank)
Pad
Material
Mostly SiO2
Ag:80%, silicone resin 10%
Fe:52~56%,Ni:16~18%,Co:28~30%
Ceramic
Ag:99.99%
Cu:6.6%,Au:0.2%,Fe:56%,Ni:18%
QTY
1
2
1
1
2
4
COLOR
White
Greyish
Silvery
Brown
Silvery
Golden
SUPPRIER
Russia Ural
Japan Three Bond
Japan Yoshikawa
Japan NTK/SMI
Shanghai Yisheng
Japan NTK/SMI
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 5 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
5、RELIABILITY SPECIFICATIONS
Item
Low Temp.
Storage
(MIL‐STD‐883)
High Temp.
Storage
(MIL‐STD‐883)
High Temp&
Humidity
(JIS C5023)
Thermal Shock
(MIL‐STD‐883)
Conditions
Result
Put the crystal into the ‐40℃±2℃ constant temperature box for △F≦±5 PPM
500±2 H , Measurement taken after 2 hour.
△RR≦±15%
Put the crystal into the +100℃±2℃ constant temperature box for △F≦±5 PPM
△RR≦±15%
500±2 H, Measurement taken after 2 hour.
Put the crystal into the constant temperature & humid with the △F≦±5 PPM
△RR≦±15%
temperatures 85 ℃ ±3 ℃ and the humidity 98% for 500±2 H.
Measurement taken after 2 hour.
Put the crystal into the constant temperature‐55 ℃ ±2 ℃ for △F≦±5 PPM
△RR≦±15%
30±1M, then change the temperature to +85℃±2℃ for 30±1M,
the total is 100times. Measurement taken after 2 hour.
Resistance To
Soldering Heat
(MIL‐STD‐202)
Passed through the re‐flow oven under the following condition. △F≦±5 PPM
Preheat to 150°C±5°C for 60 to 120sec,and peak 265°C±5°C for △RR≦±15%
10s±3sec. Measurement taken after DUT being left at room
temperature for at 24±2 hours
Drop Test
(JIS C6701)
The crystal fall off the cement floor with the height 100cm±5cm △F≦±5 PPM
for 3 times . Measurement taken after 2 hour.
△RR≦±15%
Vibration Test
(MIL‐STD‐883)
Apply 0.75mm vibration at sweep frequency 10~500 Hz, for 2h. △F≦±5 PPM
10 cycles in each direction of 3 axis. Measurement taken after 2 △RR≦±15%
hour.
Shock
MIL‐STD‐202F
Peak 1000m/s2, normal width 6ms half sine wave form, 3.7m/s, 3 △F≦±5 PPM
perpendicular axis of samples, 3 cycles / direction, total 18 cycles. △RR≦±15%
Measurement taken after 2 hour.
Fine Leak
(MIL‐STD‐883)
Helium Bombing 4.5kgf/cm2 for 2 hr
Solderability
In 245 ± 5℃ solder bath for 2 ± 0.5 seconds. 8‐12X magnifier.
Less than 1*10^‐
8atm.c.c./sec,
Helium
Terminals shall be
covered more then
95% with solder.
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Page 6 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
6、SUGGESTED REFLOW PROFILE
Peak temperature. 260C 5 C (10sec. max.)
7、 SUBSTANCES IN PRODUCT
Drawing
number
Disassembly
Unit/component
description
Homogeneous
Material Name.
Crystal blank
Electrode
Quartz
Electrode‐Ag
Ceramics
Package
Kovar ring
Plate
SMD3225
Metallizing
Solder
Lid
Kovar
Conduct
Adhesive
siliver adhesive
Substance
Name
SiO2
Ag
Al2O3
Mn203
SiO2
MoO3
MgO
Fe
Ni
Co
Au
Ni
Mo
Ag
Cu
Fe
Ni
Co
Mn
Ag
Pd
C11H24
C12H26
SiO2
CAS No.
14808‐60‐7
7440‐22‐4
1344‐28‐1
1317‐34‐6
7631‐86‐9
1313‐27‐5
1309‐48‐4
7439‐89‐6
7440‐02‐0
7440‐48‐4
7440‐57‐5
7440‐02‐0
7439‐98‐7
7440‐22‐4
7440‐50‐8
7439‐89‐6
7440‐02‐0
7440‐48‐4
7439‐96‐5
7440‐22‐4
7440‐05‐3
1120‐21‐4
112‐40‐3
7631‐86‐9
Substance
Mass. (mg)
0.2543
0.0585
8.1990
0.3644
0.3644
0.0911
0.0911
0.1061
0.0581
0.0360
0.0571
0.2433
0.1001
0.2132
0.0871
3.4096
2.4605
1.1248
0.0352
0.1540
0.0110
0.0220
0.0110
0.0220
Content
Rate(%)per
100.00%
100.00%
90.00%
4.00%
4.00%
1.00%
1.00%
53.00%
29.00%
18.00%
19.00%
81.00%
100.00%
71.00%
29.00%
48.50%
35.00%
16.00%
0.50%
70.00%
5.00%
10.00%
5.00%
10.00%
All the products we provide meet the requirements of RoHS and Reach regulations,
and we send SGS for ICP test every year.
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 7 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
8、PACKING SPECIFICATIONS (Unit: mm)
TAPE SPECIFICATION
OUTLINE DIMENSION
Q’ty: 3000pcs/Reel
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 8 of 9
by WTL International Limited (version 1)
P/N:WTL3M60371VH
SEAM SEALED CERAMIC 3.2X2.5MM SMD
9、WTL PART NUMBER SYSTEM :
For example: WTL3M25625CH
[Instructions: for project management, WTL will trace back the part number to developer wherever it goes]
WTL ‐ 3M ‐ 25625 ‐ CH
WTL: Brand
3M :
Package Code , please see Table 1
25625: Serial number , flow code , without any rules
CH:
WTL Developer Code, for example: VH,CH,PZ,RZ,ML
Table1
Type
Series
Package Code
Size(mm)
Type
Series
Package Code
Size(mm)
Type
Series
Package Code
Size(mm)
TX1
1M
2.0*1.6
4PAD
TX2
2M
2.5*2.0
4PAD
TX3
3M
3.2*2.5
4PAD
SMD Seam Crystal
TX4
TX5
4M
5M
4.0*2.5 5.0*3.2
4PAD
4PAD
TX6
6M
6.0*3.5
4PAD
TX7
7M
7.0*5.0
4PAD
TX8
8M
1.6*1.2
4PAD
WM5
5U
6.0*3.2
2PIN
WA2
2A
¢2*6
WA3
3A
¢3*8
2PIN
2PIN
WX6
9S
11.0*4.7
2PIN
WX7
9M
11.4*4.7
2PIN
WX5
9U
13.5*4.7
2PIN
DIP Crystal
WZ7
WM1
9L
1U
7.0*4.1 7.8*3.2
2PIN
2PIN
TG3
3G
3.2*2.5
4PAD
TG5
5G
5.0*3.2
2PAD
TG6
6G
6.0*3.5
2PAD
SMD Glass Crystal
TG8
TG9
8G
5A
8.0*4.5 5.0*3.2
2PAD
4PAD
*The above are conventional products. If you have special specifications, please contact our sales for
confirmation.
http://www.wtlcrystals.com Email:WTL@WTLCRYSTALS.COM Tel:86-755-82677582 Fax:86-755-82679302
Page 9 of 9
by WTL International Limited (version 1)
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