LTU-450B2

450±2.0

4

2

±15

±30

27

1500

LTU-450C2

450±2.0

4

2

±12.5

±24

27

1500

LTU-450D2

450±1.5

4

2

±10

±20

27

1500

LTU-450E2

450±1.5

6

2

±7.5

±15

27

1500

LTU-450F2

450±1.5

6

2

±6

±12.5

27

2000

LTU-450G2

450±1.0

6

2

±4.5

±10

25

2000

LTU-450H2

450±1.0

6

2

±3

±9

25

2000

LTU-450I2

450±1.0

6

2

±2

±7.5

25

2000

LTU-450HT

450±1.0

6

2

±3

±9

35

2000

LTU-450IT

450±1.0

6

2

±2

±7.5

35

2000

Centre

Frequency

(kHz)

Insertion

Loss

(dB max.)

Outline and Dimensions

•

•

•

•

High selectivity type ceramic filters

Pass bandwidths from 30kHz to 4MHz

Easily mounted to PCB

Miniature size

Part

Number

Pass Band

Ripple

(dB max.)

40dB

Bandwidth

(kHz min.)

6dB

Bandwidth

(kHz min.)

Stop Band

Att. ±100kHz

(dB min.)

Input/Output

Impedance

()

W

LTU

R2

R1

RG

RF

V.M.

Output

Input

SSG

Ground

1

2

3

RG+R1=R2=Input/Output Impedance

Attenuation

(dB)

Frequency (kHz)

0

10

20

30

40

50

60

410 420 430 440 450 460 470 480

500

490

LTU-450B2

LTU-450D2

LTU-450H2

Frequency v. Attenuation Characteristics

8.0

8.2

4.0

7.0

2.7

4.3

0.8

Actual size

(outline top view)

Connections

1

2

3

Input

Ground

Output

1

2

3

TEST CIRCUIT

LTU-450 2 CERAMIC FILTER

4 Element

SPECIFICATION

ELECTRICAL CHARACTERISTICS

EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: sales@euroquartz.co.uk www.euroquartz.co.uk