B3666 datasheet(3/6 Pages) EPCOS

Part #	B3666

Description	SAW Components Low-loss Filter 82,20 MHz

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Oct 23, 2000

SAW Components

B3666

82,20 MHz

Low-Loss Filter

Data Sheet

Characteristics

Reference temperature:

T

= -10 ... +80 ˚C

Terminating source impedance:

ZS = 50 Ω unbalanced and matching network

Terminating load impedance:

ZL = 50 Ω unbalanced and matching network

1) Temperature dependance of fc: fc(T) = fc(T0)(1 + TCf(T – T0)2)

min.

typ.

max.

Nominal frequency

fN

—

82,2

—

MHz

Minimum insertion loss

α

min

—

3,7

5,0

dB

3dB bandwidth

30

50

—

kHz

Amplitude variation (p-p)

∆α

fN - 15 kHz ... fN + 15 kHz

—

0,9

3,0

dB

Amplitude ripple (peak to adjacent valley)

∆α

fN - 15 kHz ... fN + 15 kHz

—

0,0

1,5

dB

Absolute group delay (at fN)

τ

—16

—

µs

Group delay ripple (p-p)

∆τ

fN - 11 kHz ... fN + 11 kHz

—

1,6

10

µs

Relative attenuation (relative to

α

min)

α

rel

fN − 1000 kHz ... fN − 925 kHz

40

70

—

dB

fN − 925 kHz ... fN − 885 kHz

70

75

—

dB

fN − 885 kHz ... fN − 700 kHz

40

70

—

dB

fN − 700 kHz ... fN − 400 kHz

30

65

—

dB

fN − 400 kHz ... fN − 120 kHz

40

60

—

dB

fN − 120 kHz ... fN − 60 kHz

20

34

—

dB

fN + 60 kHz ... fN + 120 kHz

20

29

—

dB

fN + 120 kHz ... fN + 150 kHz

40

57

—

dB

fN + 150 kHz ... fN + 400 kHz

30

55

—

dB

fN + 400 kHz ... fN + 1000 kHz

40

55

—

dB

Intermodulation distortion

Intermodulation in the composit signal by fN ± 60

kHz and fN ± 120 kHz, each of -20 dBm

—

-90

dB

Temperature coefficient of frequency 1)

TCf

—

– 0,036

—

ppm/K2

Turnover temperature

T0

—30

—

˚C

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