SAW Resonators (SMD)
PARS Series
Features
• Frequency Range 300 to 480MHz
• 1 Port Type SMD Resonator
• Small Size (5.5×3.8mm)
• Low Profile (1.5mm max)
• SMT Ceramic Package
• High Reliability Sealing
• Excellent Temperature Characteristics
•
+100ppm
to
−250ppm
(−40 to 85°C)
How to Order
PARS 315.00 K 00 R
q
w
ert
qSeries
wResonant
Frequency(MHz)
eMarking
Code
rFreg.tolerance
or Custom Spec
00
01
02
11≤
±250kHz
±200kHz
±150kHz
Custom Spec.
03
04
10≥
±100kHz
±75kHz
Tolerance
Applications
Pb Free
RoHS Conforming
• Keyless Entry Systems
• Garage Openers
• Security Systems
tPackageing
R : Tape & Reel(2000pcs/Reel)
Dimensions
1.5 max
(Unit : mm)
Recommended Land Pattern
(Unit : mm)
Packaging
(Unit : mm)
1.5
1.75±0.1
0.15
2.0±0.1
4.0±0.1
φ1.5
+0.1
−0
3.9±0.1
0.3±0.05
0.2 max
4-1.0±0.2
1.5
4-1.0±0.2
4-R0.15
12.0±0.3
0.15
4-0.6±0.2
3.8±0.2
r
4-R0.15
2.75±0.2
5.5±0.2
q
: Hot
w
: GND
e
: Hot
r
: GND
8.0±0.1
φ1.55±0.05
5° max
5° max
e
w
1.5
5.9±0.1
0.2 max
1.6±0.1
q
1.9±0.2
3.5±0.1
0.2 max
0.2 max
1.5
1.0
1.5
1.0
1.5
Specifications
Part Number
PARS303.00N00R
PARS303.33L00R
PARS303.82M00R
PARS303.87K00R
PARS304.30K00R
PARS304.45L00R
PARS310.00K00R
PARS314.00K00R
PARS314.50L00R
PARS315.00K00R
PARS320.65K00R
PARS345.00K00R
PARS418.00K00R
PARS423.22K00R
PARS432.92K00R
PARS433.42L00R
PARS433.92K00R
PARS479.50K00R
Resonant
Frequency(MHz)
303.000±0.250
303.330±0.250
303.825±0.250
303.875±0.250
304.300±0.250
304.450±0.250
310.000±0.250
314.000±0.250
314.500±0.250
315.000±0.250
320.650±0.250
345.000±0.250
418.000±0.250
423.220±0.250
432.920±0.250
433.420±0.250
433.920±0.250
479.500±0.250
Resonant
Loss(dB)
Recommended Temperature IR Reflow
Parallel
Capacitance(pF)
Temperature
Characteristics
(ppm/°C)
Temp.(˚C)
250
200
200˚C min.
15sec max.
Peak Temp.
230˚C±5˚C
4.0max
150
100
50
0
0 to 60sec
60 to 120sec
Time
180˚C min.
40 sec max.
2.5max
±8max
3.2max
2.3max
∗Please
contact your local sales office for custom frequency.
