LTM450DW datasheet(2/4 Pages) SHOULDER

Part #	LTM450DW

Description	CENTER FREQUENCY SHALL BE DEFIED AS THE CENTRAL VALUE OF THE BAND WITH AT 6 dB

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Manufacturer	SHOULDER [Shoulder Electronics Limited.]

Direct Link	http://www.shoulder.cn/

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1. LTM 455(450)…W SERIES

Center

Frequency

Insertion

Loss

Pass Band

Ripple

6dB

Bandwidth

min

40dB

Bandwidth

max

Stop Band Att.

±100 KHz

min

I/O

Impedance

Part

Number

(KHz)

(dB)

(KHz)

(dB)

(Ohm)

LTM450BU

450±2.0

4

2

±15

±30

40

1500

LTM455BW

455±2.0

4

2

±15

±30

40

1500

LTM450CW

450±2.0

4

2

±12.5

±24

40

1500

LTM455CW

455±2.0

4

2

±12.5

±24

40

1500

LTM450DW

450±1.5

4

2

±10

±20

40

1500

LTM455DW

455±1.5

4

2

±10

±20

40

1500

LTM450EW

450±1.5

6

2

±7.5

±15

40

1500

LTM455EW

455±1.5

6

2

±7.5

±15

40

1500

LTM450FW

450±1.5

6

2

±6

±12.5

40

2000

LTM455FW

455±1.5

6

2

±6

±12.5

40

2000

LTM450GW

450±1.5

6

2

±4.5

±10

40

2000

LTM455GW

455±1.5

6

2

±4.5

±10

40

2000

LTM450HW

450±1.0

6

2

±3

±9

40

2000

LTM455HW

455±1.0

6

2

±3

±9

40

2000

LTM450IW

450±1.0

6

2

±2

±7.5

40

2000

LTM455IW

455±1.0

6

2

±2

±7.5

40

2000

LTM450HTW

450±1.0

6

2

±3

±9

60

2000

LTM455HTW

455±1.0

6

2

±3

±9

60

2000

2. PART NUMBERING : LTM455HTW

3. ELECTRONICAL SPECIFICATIONS

A. CENTRE FREQUENCY (f。)

:

455KHz±1.0KHz.

B. BAND WIDTH AT 6 dB

:

±3.0 KHz MIN.(TO 455KHz)

C. BAND WIDTH AT 50 dB

:

±9.0 KHz MAX.(TO 455KHz)

D. STOP BAND ATTENUATION

:

45.0 dB MIN.(AT f。±100KHz)

E.

RIPPLE

:

2.0 dB MAX.(AT f。±5.0KHz)

F.

INSERTION LOSS

:

5.0 dB MAX (AT THE SMALLEST LOSS)

G. TEMPRATURE COEFFICIENT

OF CENTER FRENQUENCY

:

±50PPM/℃ Max.(-20 TO +80℃)

H. INPUT/OUTPUT IMPEDANCE

:

1.5K

Ω

NOTE :

A)

CENTER FREQUENCY SHALL BE DEFIED AS THE CENTRAL

VALUE OF THE BAND WITH AT 6 dB

B)

TEMPRATURE

COEFFICIENT

OF

CENTER FREQUENCY

SHALL BE

DEFINED AS THE AVERAGE OF THE CENTRAL

FREQUECY.

4.

MEASUREMENT

A. ENVIRONMENTAL CONDITION

MEASUREMENT SHALL

BE

CARRIED OUT AT THE REFERENCE

Http://www.shoulder.cn

SHOULDER ELECTRONICS LIMITED

Page: 2

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