B4841 datasheet(3/6 Pages) EPCOS

3 / 6 page

Aug 20, 2001

SAW Components

B4841

440,00 MHz

Low-Loss Filter for Mobile Communication

Data Sheet

Characteristics for balanced operation

Operating temperature range:

= -20 to 70 ˚C

Terminating source impedance:

ZS = 360 Ω || -1,5 pF

Terminating load impedance:

ZL = 340 Ω || -1,7 pF

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

min.

typ.

max.

Nominal frequency

—

440,0

—

MHz

Minimum insertion attenuation

min

including losses in matching network

—

4,6

5,5

including losses in matching network and balun

—

5,7

6,5

Amplitude ripple in passband (p-p)

∆α

fN -

67,0 kHz ... fN +

67,0 kHz

—

0,4

2,0

fN -

80,0 kHz ... fN +

80,0 kHz

—

0,5

3,0

Group delay ripple (p-p)

∆τ

fN -

80,0 kHz ... fN +

80,0 kHz

—

0,6

1,5

µs

Relative attenuation (relative to

min)

rel

fN - 75,00 MHz ... fN -

1,60 MHz

—

fN -

1,60 MHz ... fN -

0,80 MHz

—

fN -

0,80 MHz ... fN -

0,60 MHz

—

fN -

0,60 MHz ... fN -

0,40 MHz

—

fN + 0,40 MHz ... fN +

0,60 MHz

—

fN + 0,60 MHz ... fN +

0,80 MHz

—

fN + 0,80 MHz ... fN +

1,60 MHz

—

fN + 1,60 MHz ... fN + 75,00 MHz

—

Impedance within the passband

Input:

ZIN

RIN

CIN

—

360 || 1,5

—

Ω || pF

Output:

ZOUT = ROUT || COUT

—

340 || 1,7

—

Ω || pF

Temperature coefficient of frequency 1)

TCf

—

-0,036

—

ppm/K2

Turnover temperature

—25

—

˚C

B4841 数据表(PDF) 3 Page - EPCOS

B4841 数据表(HTML) 3 Page - EPCOS

Html Pages

1 2 3 4 5 6

数据表下载

链接网址

B4841 数据表(PDF) 3 Page - EPCOS

B4841 数据表(HTML) 3 Page - EPCOS

Html Pages

1 2 3 4 5 6

数据表 下载

链接网址

数据表下载