N22 datasheet(2/5 Pages) EPCOS

2 / 5 page

09/06

Please read Cautions and warnings and

Important notes at the end of this document.

Material properties

Preferred application

Proximity switches

Material

N22

Base material

MnZn

Color code (adjuster)

red

Symbol

Unit

Initial permeability

(T = 25 °C)

2300

±25%

Meas. field strength

Flux density (near

saturation) (f = 10 kHz)

BS (25 °C)

BS (100 °C)

A/m

1200

370

260

Coercive field strength

(f = 10 kHz)

Hc (25 °C)

Hc (100 °C)

A/m

Optimum

frequency range

fmin

fmax

MHz

0.001 …

0.2

Relative at fmin

loss factorat fmax

tan

δ/μ

10–6

<20

Hysteresis

material constant

10–6/mT <1.4

Curie temperature

°C

>145

Relative

temperature coefficient

at 25 … 55 °C

at 5 … 25 °C

10–6/K

—

Mean value of

at 25 … 55 °C

10–6/K

0.9

Density (typical values)

kg/m3

4700

Disaccommodation

factor at 25 °C

10–6

Resistivity

ρΩm1

Core shapes

P core half

N22

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