Raltron Electronics Corp. introduces its smallest tuning fork crystal

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News from Raltron Electronics Corporation
NEW TUNING FORK CRYSTALS AND THEY JUST KEEP GETTING SMALLER!
For immediate release: December 23, 2004 Miami, Florida
Raltron Electronics Corp. introduces its smallest tuning fork crystal
line, the RT Series . The main item in the series is RT4115 which
has a compact 4.1x1.5x0.85mm housing, has high shock & vibration
performance and is lead-free. Its reduced height of 0.85mm max
is ideal for low profile applications. In the same product family
Raltron also offers the RT3215 with dimensions 3.2x1.5x0.85mm.
Popular applications include: Cell Phone Handsets, PDA's, Clock
Timers, Wireless Devices, and Radio Communication Equipment.
RT3215
.
Items in the RT Series are supplied with a standard ±20 PPM Tolerance at +25°C, an
Operating Temperature Range of -40°C to +85°C, a Low Resistance (ESR) of 80 K Ohms
Max and 12.5 pF Load Capacitance. Standard part numbers are RT4115-32.768-12.5-TR
and RT3215-32.768-12.5-TR.
Delivery of Raltron’s RT Series crystals is 6 to 8 weeks ARO with prices starting at $.50ea
at quantities of 10,000 pieces. For complete specifications, sample requests and for the latest
price and availability quotations, please contact Raltron at their Miami headquarters facility:
Raltron Electronics Corporation
10651 NW 19th Street Miami, FL 33172
Tel. (305) 593-6033 Fax: (305) 594 3973
Web: www.raltron.com Email: [email protected]
Americas
Founded in 1983, Raltron Electronics Corp. is a world leader in the design and manufacture of
frequency management products. Raltron offers an extensive portfolio of quartz crystals, crystal
Germany
oscillators, VCOs, PLL's, VCXOs, TCXOs, OCXOs, filters, ceramic resonators, synchronization
modules, and other precision frequency control products. It is a privately held ISO-9001 : 2000
Israel certified company, with facilities in Miami, Japan, Korea, Hong Kong, China, Singapore, Taiwan,
Israel and Europe. Its products are marketed through a worldwide network of independently
Korea owned representatives and franchised distributors.
Japan Product Contact:
Julian Lee
China 305-593-6033
[email protected]
Taiwan
Singapore
Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: [email protected] Internet: http://www.raltron.com
SURFACE MOUNT TUNING FORK CRYSTAL UNIT
FEATURES
SERIES RT3215 AND RT4115
SUITABLE FOR TIME OF DAY CLOCKS
IDEAL FOR HIGH DENSITY PACKAGING APPLICATION
SMALL AND COMPACT PACKAGE
LEAD FREE
SPECIFICATIONS
NOMINAL FREQUENCY
32.768 KHz
FREQUENCY TOLERANCE
±20 PPM MAX AT +25°C
TURNOVER TEMPERATURE
+25 ±5°C
RT
-0.04 X 10-6 / °C² MAX
TEMPERATURE COEFFICIENT
SHUNT CAPACITANCE
321
5
1.5pF TYP
LOAD CAPACITANCE
12.5pF(STANDARD), 9pF
EQUIVALENT SERIES RESISTANCE (ESR)
80 K OHM MAXIMUM
DRIVE LEVEL
RT
1.0 µW MAXIMUM
OPERATING TEMPERATURE RANGE
-40°C TO +85°C
STORAGE TEMPERATURE RANGE
-40°C TO +85°C
411
5
mm
inch
3.2 ± 0.1
.126 ± .004
0.65
.026
1.7
.067
SOLDER PATTERN
1.80
.070
1.0
.040
PEAK 10s MAX
260 °C
250 °C
2.7
.106
FEEDING HOLE
60 s
4.0 ± 0.1
2.0 ± 0.1
.079 ± .004
.16 ± .004
-6°C/s MAX
5.5 ± 01
.216 ± .004
12.0 ± 0.2
.472 ± 008
220 °C
3.4
.134
TAPE DIMENSIONS
20-40 s
180 °C
1.1
.043
0.6
.024
2.5
.098
REFLOW SOLDERING PROFILE
0.8 ± 0.1
.031 ± .004
MARKING
AREA
SOLDER PATTERN
TEMPERATURE
4.1 ± 0.1
.161 ± .004
0.8 ± 0.1
.031 ± .004
MARKING
AREA
RT4115
1.9
.075
Scale none Dimension in
1.75 ± 0.1
.069 ± .004
RT3215
1.5 ± 0.1
.059 ± .004
1.5 ± 0.1
.059 ± .004
OUTLINE DRAWINGS
COOLING
160 °C
+3°C/s MAX
PREHEATING
25 °C
120 s MAX
TIME (SECONDS)
1.9 ± 0.1
.007 ± .004
4.0 ± 0.1
.157 ± .004
RT3215 : 1.05 ± 0.1
RT4115 : 1.05 ± 0.05
PART NUMBERING
PACKAGING
EX: RT4115-32.768-12.5-TR, RT3215-32.768-9-TR
3,000 PCS PER REEL; 180 +0/-3.0 mm REEL DIAMETER,
9.0 ± 0.3 mm TAPE WIDTH, 4.0 ± 0.1 mm PITCH
Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: [email protected] Internet: http://www.raltron.com