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15

MCS Series

Metal Element Current Sense

Resistive Metal Alloy mOhm Technology, SMD

Power Rating

Resistance TCR (ppm/°C)

Series

(@70°C)

5m

Ω

10m

Ω

15m

Ω

20m

Ω

25m

Ω

30m

Ω

40m

Ω

50m

Ω

MCS1632

1W

<200

<70

<40

<40

<40

<40

<40

<40

MCS3264

2W

<200

<70

<40

<40

<40

<40

<40

<40

C hara C teri S ti CS

Resistance Range 0.005Ω - 0.05Ω

Color white (top) / green (bottom)

Power 1 and 2 watts at 70°C

Standard resistance

values (mΩ)

5, 10, 15, 20, 25, 30, 35, 50

TCR ±50ppm/°C (two standard series

of temperatures: 25°C, 0°C, -15°C,

-55°C and 25°C, 50°C, 75°C, 125°C,

150°C; temp. tolerance ±3°C; TCR =

Tolerance 1%, 3%, 5%

100

Ambient Temperature, C

60

20

0

80

40

0

50 70

-55

100

150

Derating

Recommended

Solder Profile

NiCu or MnCu

Resistive Alloy

Material TCR ±10ppm/ϒK

96% Alumina Substrate

Thermo-dissipation

Protective Layer

Flame-retardant Epoxy

Protective Coat

Cu Electrode

Pb-free Termination

Marking

Epoxy UL-94-V0

Conformal

300

Time (sec.)

Preheating

120 sec.

Soldering

Cooling

200

50

50

0

100

150

250

200

0

250

100

150

60 sec.

10 sec.

Fea ture S

•NiCuorMnCuresistivealloy;materialTCR

±10ppm/°K

•MarkingepoxyUL-94-V0conformal

•96%aluminasubstratethermodissipationprotec-

tivelayer

•CuTerminalElectrodewithPbFreetermination

(60%Sn,40%Ni)

•Flame-retardantepoxyprotectivecoat(UL-94-V0)

•Ultralowresistancevalue(0.005

Ω~0.050Ω)

•Precisionresistancealloy(NiCr20AlSi,orCuMnNi);

materialselectedforlowTCR(<50ppm/°C)

•Superiortemperaturecoefficientcharacteristics;

resistancevs.temp.changefrom25°Cto125°C

within10ppm/°C~50ppm/°C

•Lowinductance,lowthermoEMF(<50µV/°C)

a ppli C a tion S

•Industrialelectronics,powerelectronics:power

supply,DC/DCconverter,AC/DCconverter,motor

controller,automotiveelectronics

•Batterycharger,PC,PDA,3Cproducts,

Telecommunications,instruments,whitegoods

S erie S S pe C i F i C ation S

Preheating:

145°C ±15°, max. 120 sec.

Soldering:

min. 220°C, max. 60 sec.

Max. Temp.:

260°C ±5°, 10 sec.