B3665 datasheet(3/6 Pages) EPCOS

3 / 6 page

Jan 08, 2001

SAW Components

B3665

380,00 MHz

Low-Loss Filter

Data Sheet

Characteristics

Operating temperature:

TA = -10 ... +85 ˚C

Terminating source impedance:

ZS = 50 Ω and matching network

Terminating load impedance:

ZL = 50 Ω and matching network

Group delay aperture:

50 kHz

2) Temperature dependance of f

fc(TA) = fc(T0)(1 + TCf(TA – T0)2)

min.

typ.

max.

Nominal frequency

—

380,00

—

MHz

Minimum insertion attenuation

min

15,0

16,0

17,0

(including matching network)

Passband width

rel ≤ 1 dB

B1dB

4,2

4,5

—

MHz

rel ≤ 3 dB

B3dB

5,0

5,2

—

MHz

rel ≤ 10 dB

B10dB

—

6,3

6,5

MHz

rel ≤ 30 dB

B30dB

—

7,8

8,0

MHz

Amplitude ripple (p-p)

∆α

fN ± 2,05 MHz

—

0,6

1,0

Phase ripple (p-p)

∆ϕ

fN ± 2,05 MHz

—

2,5

Group delay ripple (p-p)

∆τ

fN ± 2,05 MHz

—

100

Absolute group delay

mean value within

fN ± 2,05 MHz at 25 ˚C 1)

1) At other temperatures the variation from filter to filter is also restricted to +/- 5 ns.

938

943

948

Relative attenuation (relative to

min)

rel

346 MHz ... 350 MHz

—

362 MHz ... 366 MHz

—

fN ± 3,5 MHz ... fN ± 4,5 MHz

—

fN ± 4,5 MHz ... fN ± 5,5 MHz

—

fN ± 5,5 MHz ... fN ± 50,00 MHz

—

Temperature coefficient of frequency2)

TCf

—

– 0,036

—

ppm/K2

Turnover temperature

—25—

˚C

B3665 Datasheet(PDF) 3 Page - EPCOS

B3665 Datasheet(HTML) 3 Page - EPCOS

Html Pages

1 2 3 4 5 6

Datasheet Download

Link URL