7.4
LT 450/455 U
series
Remarks: All specifications subject to change without notice!
Features:
- For communication
- 4 elements
- 450/455 KHz
Characteristics
Filter THT
Specifications
Part number
LT450AU LT450BU LT450CU LT450DU LT450EU
LT450FU
LT450GU LT450HU
LT450IU
LT450HTU
Center frequency (KHz)
450±2.0
450±2.0
450±2.0
450±1.5
450±1.5
450±1.5
450±1.5
450±1.0
450±1.0
450±1.0
Insertion loss (dB) max
4
4
4
4
6
6
6
6
6
6
Pass band ripple (dB) max
2
2
2
2
2
2
2
2
2
2
6dB bandwidth (KHz) min
±17.5
±15
±12.5
±10
±7.5
±6
±4.5
±3
±2
±3
40dB bandwidth (KHz) max
±35
±30
±24
±20
±15
±12.5
±10
±9
±7.5
±9
Stop band att. ±100KHz (dB) min
28
28
28
28
28
28
28
28
28
35
Input/output impedance (Ohm)
1000
1500
1500
1500
1500
2000
2000
2000
2000
2000
Specifications
Part number
LT455AU LT455BU LT455CU LT455DU LT455EU
LT455FU
LT455GU LT455HU
LT455IU
LT455HTU
Center frequency (KHz)
455±2.0
455±2.0
455±2.0
455±1.5
455±1.5
455±1.5
455±1.5
455±1.0
455±1.0
455±1.0
Insertion loss (dB) max
4
4
4
4
6
6
6
6
6
6
Pass band ripple (dB) max
2
2
2
2
2
2
2
2
2
2
6dB bandwidth (KHz) min
±17.5
±15
±12.5
±10
±7.5
±6
±4.5
±3
±2
±3
40dB bandwidth (KHz) max
±35
±30
±24
±20
±15
±12.5
±10
±9
±7.5
±9
Stop band att. ±100KHz (dB) min
28
28
28
28
28
28
28
28
28
35
Input/output impedance (Ohm)
1000
1500
1500
1500
1500
2000
2000
2000
2000
2000
Drawing
Test circuit
LT 450/455 U
Dimensions in mm
Order key
F
- LT 450
- AU
-
Part
Package
Individual specification
Opion
F= Ceramic filter
LT 450
AU FU
blanc = standard
LT 455
BU GU
CU HU
DU IU
EU HTU
X=Special options
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