B39111B8103L100 데이터 시트보기 (PDF) - EPCOS AG

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B39111B8103L100

IF Filters for Cordless Phones and ISM-Band Application

EPCOS AG 

SAW Components

Bandpass Filter

Data Sheet

Characteristics

Reference temperature:

Terminating source impedance:

Terminating load impedance:

Nominal frequency

B 8103

110,59 MHz

T = +25 ˚C

ZS = 50 Ω (190 Ω || 160 nH*)

ZL = 50 Ω (180 Ω || 150 nH*)

min.

typ.

fN

110,53 110,59

max.

110,65 MHz

Insertion attenuationat fN

(including losses in matching network)

αN

14,0

15,5

17,0 dB

(11,1*) (12,6*) (14,1*) dB

Pass bandwidth

Group delay ripple (p-p)

fN - 350 kHz ...

fN + 350 kHz

Β3dB

Β30dB

∆τ

0,66

—

0,70

0,74 MHz

1,9

— MHz

—

130

200 ns

— (350*) (450*) ns

Relative attenuation (relative to αn)

αrel

fN ± 20,0 MHz ... fN ± 3,1 MHz

42

48

— dB

fN ± 3,1 MHz ... fN ± 2,5 MHz

40

48

— dB

fN ± 2,5 MHz ... fN ± 1,3 MHz

32

38

— dB

Impedance at fN

Input: ZIN = RIN || CIN

Output: ZOUT = ROUT || COUT

Temperature coefficient of frequency

TCf

— 190 || 12

— 180 || 16

— – 18

— Ω || pF

— Ω || pF

— ppm/K

*) with matching network to 50 Ω (element values depend on PCB layout):

Ls1 = 100 nH

Ls2 = 120 nH

3 May 08, 2001

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