Precision Resistors

Typ / type BVS

RHOPOINT COMPONENTS LTD

Holland Road, Hurst Green, Oxted, Surrey, RH8 9AX, ENGLAND

Tel: +44/01883 717988, Fax: +44/01883 712938, Email: sales@rhopointcomponents.com Website: www.rhopointcomponents.com

Ausgabe / Issue : 31/10/2000

BVS-1 / 3

Technische Änderungen vorbehalten - technical modifications reserved

Temperaturabhängigkeit des elektrischen Widerstandes von

ALU-CHROM-Widerständen

temperature dependence of the electrical resistance of

ALU-CHROM-resistors

-0.4

-0.2

0.2

∆R/R

-40

-20

20

40

60

80

100 120

Technische Daten / technical data

Widerstandswerte

resistance values

0.3, 0.5, 1, 2, 3 mOhm

Toleranz

tolerance

1 %, 2 %, 5 %

Temperaturkoeffizient

( R

≥ 1 mOhm )

temperature coefficient ( tcr )

( R

≥ 1 mOhm )

< 50 ppm/K ( 20°C - 60°C )

Temperaturbereich

applicable temperature range

-55°C - +150°C

Belastbarkeit

load capacity

3W

Innerer Wärmewiderstand

internal heat resistance

Rth < 10 K/W

Induktivität ( R = 1 mOhm )

inductance ( R = 1 mOhm )

< 3 nH

Stabilität unter Nennlast

( T

stability ( nominal load )

( T

)

Abweichung < 0.5% nach 2000 h

deviation < 0.5% after 2000 h

Temperaturabhängigkeit des elektrischen Widerstandes von

MANGANIN-Widerständen

temperature dependence of the electrical resistance of

MANGANIN-resistors

Merkmale / features

3 Watt permanent power

constant current up to 100 Amps ( 0,3 mOhm )

heavy copper connectors

excellent long term stability

low inductance value

oder 250 °C / 10 min

max. solder temperature up to 350 °C / 30 sec

or 250 °C / 10 min

mounting: reflow soldering or welding on copper

Applikationen / application

current sensor for power hybrid applications

high current applications for the automotive market

-40

-20

20

40

60

80

100

120

-1

-0.5

0.5

1

∆R/R