B39431R2701U310 データシートの表示（PDF） - EPCOS AG

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B39431R2701U310

SAW Components Resonator

EPCOS AG 

SAW Components

Resonator

Data Sheet

Characteristics

Reference temperature:

Terminating Source impedance:

Terminating Load impedance:

Center frequency

(center frequency between 3 dB points)

R 2701

433,92 MHz

TA = 25 ˚C

ZS = 50 Ω

ZL = 50 Ω

min.

typ.

max.

fc 433,845 433,920 433,995 MHz

Minimum insertion attenuation

Phase at fc

Loaded quality factor

Unloaded quality factor

Ageing of fc

Equivalent circuit elements

Motional capacitance

Motional inductance

Motional resistance

Input / Output capacitance

Temperature coefficient of frequency 1)

Turnover temperature

αmin

—

ϕ

—

QL 5000

QU 8000

—

9,2

160

7800

11200

—

C1

— 0,141

L1

—

954

R1

—

230

C0

—

2,3

TCf

—

–0,03

T0

—

40

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

10,5

—

—

—

± 50

—

—

—

—

—

—

dB

˚ el.

ppm

fF

µH

Ω

pF

ppm/K2

˚C

3 Aug 31, 2004

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