B3894 Ver la hoja de datos (PDF) - EPCOS AG

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B3894

SAW Components Low Loss Filter for Mobile Communication

EPCOS AG 

SAW Components

Low Loss Filter for Mobile Communication

Data Sheet

Characteristics single-ended/balanced

Operating temperature:

Terminating source impedance:

Terminating load impedance:

T = -30 ˚C ... +80 ˚C

ZS = 1000 Ω || 70 nH

ZL = 400 Ω || 60 nH

Nominal frequency

min.

typ.

fN

—

210,00

B3894

210,00 MHz

max.

— MHz

Insertion attenuation at fN

αfN

—

(including loss in matching network without loss

in baluns)

8,5

10,0 dB

Amplitude ripple (p-p)

fN – 0,30 ... fN + 0,30

∆α

MHz

Phase linearity

(rms deviation)

fN – 0,63 ... fN + 0,63

∆φ

MHz

Relative attenuation (relative to αfN)

αrel

fN – 0,63 ... fN + 0,63 MHz

fN – 100,0 ... fN – 50,0

fN – 50,0 ... fN – 30,0

fN – 30,0 ... fN – 10,0

fN – 10,0 ... fN – 1,25

fN – 1,25

fN + 1,25

fN + 1,25 ... fN + 10,0

fN + 10,0 ... fN + 30,0

fN + 30,0 ... fN + 50,0

fN + 50,0 ... fN+100,0

MHz

MHz

MHz

MHz

MHz

MHz

MHz

MHz

MHz

MHz

—

0,6

—

2,5

—

3,5

60,0

80,0

50,0

65,0

40,0

55,0

35,0

38,0

37,0

41,0

37,0

41,0

35,0

41,0

40,0

55,0

50,0

60,0

60,0

70,0

1,2 dB

3,5 ˚

5,0 dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

— dB

Temperature coefficient of frequency 1)

Frequency inversion point

TCf

—

–0,036 — ppm/K2

T0

—

30

— ˚C

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

3 Apr 05, 2004

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