B3862 Просмотр технического описания (PDF) - EPCOS AG

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B3862

SAW Components Low-Loss Filter

EPCOS AG 

SAW Components

Low-Loss Filter

Data Sheet

Characteristics

Operating temperature:

Terminating source impedance:

Terminating load impedance:

B3862

51,00 MHz

T = -10 ... +85 ˚C

ZS = 50 Ω and matching network

ZL = 50 Ω and matching network

Nominal frequency

min.

typ.

max.

fN

—

51,00 — MHz

Minimum insertion attenuation

(including matching network)

αmin

—

8,5

10,0 dB

Passband width

αrel ≤ 2 dB

B2dB

—

αrel ≤ 20 dB

B20dB

—

Amplitude ripple (p-p)

∆α

fN ± 1,00 MHz

—

Phase ripple (p-p)

∆ϕ

fN ± 1,00 MHz

—

Unit to Unit Phase Slope Variation1)

∆ϕv

fN ± 1,00 MHz

—

Relative attenuation (relative to αmin)

αrel

fN ± 1,92 MHz ... fN ± 10,0 MHz

22

fN ± 10,0 MHz ... fN ± 20,0 MHz

30

0,5 MHz ... 31,0 MHz

40

71 MHz ... 160 MHz

40

160 MHz ... 2200 MHz

20

2,4

— MHz

3,5

3,84 MHz

0,8

1,5 dB

5

10 ˚

±1

±5 ˚

25

— dB

60

— dB

60

— dB

45

— dB

30

— dB

VSWR

fN ± 1,0 MHz

—

1,5:1

2,3:1

Temperature coefficient of frequency

TCf

—

– 18

— ppm/K

1) Variation of absolute phase at each frequency point compared with mean value of each production lot. Additional

constant offset for all frequency points of up to ± 5˚ is allowed.

3 Oct 18, 2002

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