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45N20B Datasheet Preview

45N20B Datasheet

CRYSTAL FILTERS

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45MHZ SERIES MCF
s Features
8 Compactness and light weight
8 Excellent design against shock/vibration
8 Low impedance
s 45MHz Fundamental
Model
Nominal
Frequency Pole
(MHz)
Pass Band-
width
(dB) (kHz)
45S15BU
45 4
3 ±7.5
45S20BJ
45 4
3 ±10
45S30AJ
45 2
3 ±15
45S30BN
45 4
3 ±15
45S34AD
45 2
3 ±17
Attenuation
Bandwidth
(dB) (kHz)
25 ±22
25 ±25
15 ±50
35 ±50
15 ±60
Ripple
(dB)
1.0
1.0
1.0
1.0
1.0
Inser-
tion
Loss
(dB)
4.0
Guaranteed
Attenuation
(fo-910kHz)
(dB)
80
3.0 80
2.0 40
4.0 80
2.5 65
Terminating
Impedance
(// pF)
650//3 CC=9pF
800//2 CC=6.5pF
1200//1.5
800//1.8 CC=6.5pF
870//–0.2
Operating
Temp. Range
(˚C)
–20~+70
–20~+70
–20~+70
–20~+70
–30~+80
Type
D-361-B
D-361-B
D-361-A
D-361-B
D-361-A
D-361-A~B
6.9±0.2
(mm)
2.2±0.2
3.75 ±0.2
7.9max
± 0.05
ø 0.35
3.2max
D-361-B means a pair of
D-361-A. When D-361-B is
used, please use a coupling
capacitance. Cc includes stray
capacitance.
Connecting mark
R//C Cc R//C
Model : 45S15BU
100
90
80
70 (B)
60
50
40
30 (A)
20
10
(A) -40 -30 -20 -10 0 10 20 30 40 (kHz)
(B) -1.00 -0.75 -0.50 -0.25 0 0.25 0.50 0.75 1.00 (MHz)
45MHz
Model : 45S30BN
90
80
70
60
(B)
50
40
(A)
30
20
10
(A) -80 -60 -40 -20 0 20 40 60 80 (kHz)
(B) -1.00 -0.75 -0.50 -0.25 0 0.25 0.50 0.75 1.00 (MHz)
45MHz
187
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ETC

45N20B Datasheet Preview

45N20B Datasheet

CRYSTAL FILTERS

No Preview Available !

CRYSTAL
FILTERS
s Features
8 Compactness and light weight
8 Stable temperature characteristics
45MHZ SERIES MCF
s 45MHz Overtone
Model
Nominal
Frequency Pole
(MHz)
45N7.5A
45N7.5BA
45N15A
45N15B
45N20A
45N20B
45N30A
45N30BE
45
45
45
45
45
45
45
45
2
4
2
4
2
4
2
4
Pass Band-
width
(dB) (kHz)
3 ±3.75
3 ±3.75
3 ±7.5
3 ±7.5
3 ±10
3 ±10
3 ±15
6 ±15
Attenuation
Bandwidth
(dB) (kHz)
18 ±18
40 ±15
15 ±22
25 ±22
15 ±28
25 ±25
15 ±50
30 ±50
Ripple
(dB)
0.5
1.0
0.5
1.0
0.5
1.0
1.0
1.0
Inser-
tion
Loss
(dB)
2.0
4.0
1.5
3.0
1.5
3.0
2.0
3.0
Guaranteed
Attenuation
(fo-910kHz)
(dB)
40
80
40
80
40
75
30
67
Terminating
Impedance
(k// pF)
3//–0.5
3//–0.5 CC=0pF
2.5//–1.2
3//–1 CC=–1.2pF
3//–1
3//–1.3 CC=–1.5pF
8.5//–1
6//–1.2 CC=–2pF
Operating
Temp. Range
(˚C)
–20~+70
–20~+70
–20~+70
–20~+70
–30~+60
–30~+60
–20~+70
–20~+70
Type
D-360-A
D-360-B
D-360-A
D-360-B
D-360-A
D-360-B
D-360-A
D-360-B
D-360-A~B
7.9max
(mm)
Model : 45N7.5A
90
80
70
60
50
40
(B)
30
20
10 (A)
(A) -20 -15 -10 -5 0 5 10 15 20 (kHz)
(B) -1.00 -0.75 -0.50 -0.25 0 0.25 0.50 0.75 1.00 (MHz)
45MHz
3-ø0.35
3.75 ±0.2
D-360-B means a pair of
D-360-A. When D-360-B is
used, please use a coupling
capacitance .
Connecting mark
MCF
MCF
R//C Cc
R//C
Model : 45N7.5BA
100
90
80 (B)
70
60
50
40
30
(A)
20
10
(A) -20 -15 -10 -5 0 5 10 15 20 (kHz)
(B) -1.00 -0.75 -0.50 -0.25 0 0.25 0.50 0.75 1.00 (MHz)
45MHz
188
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Part Number 45N20B
Description CRYSTAL FILTERS
Maker ETC
Total Page 2 Pages
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