7.5

LTM 450/455 U

series

Remarks: All specifications subject to change without notice!

Features:

- For communication

- 4 elements

- 450/455 KHz

Characteristics

Filter THT

Specifications

LTM 450

Part number

AU

BU

CU

DU

EU

FU

GU

HU

IU

HTU

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

LTM 455

Part number

AU

BU

CU

DU

EU

FU

GU

HU

IU

HTU

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

LTM 450/455 U

Dimensions in mm

Order key

F

- LTM 450

- AU

-

Part

Package

Individual specification

Opion

F= Ceramic filter

LTM 450

AU

FU

blanc = standard

LTM 455

BU

GU

CU

HU

DU

IU

EU

HTU

X=Special options