B57541G datasheet(2/15 Pages) EPCOS

2 / 15 page

Applications

Temperature measurement

Features

Glass-encapsulated NTC thermistor,

heat-resistant and highly stable

Coating of glass body and leads for electrical

insulation

For temperature measurement up to

250

°C

Very short response time

Small dimensions

Leads: dumet wires (copper-clad FeNi)

Options

Leads: nickel-plated dumet wires

Alternative dimensions available on request

Delivery mode

Bulk

Dimensional drawing

Dimensions in mm

General technical data

Climatic category

(IEC 60068-1)

55/250/56

Max. power

(at 25

°C)

P25

Resistance tolerance

∆R

R/RR

±1, ±2, ±3

Rated temperature

°C

Dissipation factor

(in air)

approx. 0.5

mW/K

Thermal cooling time constant

(in air)

approx. 4

Heat capacity

Cth

approx. 2

mJ/K

Insulation resistance1)

(V = 100 V DC)

Rins

≥ 100

Ω

Test voltage1)

(t = 1 s)

Vtest

500

V DC

1) Medium: NaCl-solution; Temperature: Room temperature

Temperature measurement

B57541G, B57541G1

Glass-encapsulated sensors with insulation

G541/G1541

Page 2 of 15

Please read Cautions and warnings and

Important notes at the end of this document.

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