75 Cel Non-linear Resistors 61

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Part RoHS Manufacturer Resistor Type Mounting Type Resistance Rated Power Dissipation (P) Maximum Operating Temperature Tolerance Diameter (Lead) Spacing (Lead) Rated Temperature Thermistor Application Terminal Placement Technology Shape (Package) Construction Maximum Energy Absorbing Capacity Packing Method Size Code No. of Terminals Package Style (Meter) Rated AC Voltage (URac) Terminal Shape Sub-Category Dimensions Thermal Sensitivity Index Minimum Operating Temperature Temperature Coef (ppm/Cel) Terminal Finish Length (Lead) Height (Package) Manufacturer Series Maximum Circuit RMS Voltage Operating Voltage Additional Features Length (Package) JESD-609 Code Diameter (Package) Reference Standard Width (Package) Maximum Circuit DC Voltage

SMOV25S511MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

520 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

TIN

36 mm

510 V

670 V

31 mm

e3

16.5 mm

670 V

SMOV25S461MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

490 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

TIN

36 mm

460 V

615 V

31 mm

e3

16.5 mm

615 V

SMOV25S131NP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

190 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

Tin (Sn)

36 mm

130 V

170 V

31 mm

e3

16.5 mm

170 V

SMOV25S111MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

170 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

TIN

36 mm

115 V

150 V

31 mm

e3

16.5 mm

150 V

SMOV34S111MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

280 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

44.5 mm

115 V

150 V

41 mm

20 mm

150 V

SMOV34S251MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

490 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

44.5 mm

250 V

320 V

41 mm

20 mm

320 V

SMOV34S421NP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

910 J

2

RECTANGULAR

FLAT

-45 Cel

44.5 mm

420 V

560 V

41 mm

20 mm

560 V

SMOV25S621MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

600 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

TIN

36 mm

620 V

800 V

31 mm

e3

16.5 mm

800 V

SMOV34S421MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

910 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

44.5 mm

420 V

560 V

41 mm

20 mm

560 V

SMOV34S621NP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

1010 J

2

RECTANGULAR

FLAT

-45 Cel

44.5 mm

620 V

800 V

41 mm

20 mm

800 V

SMOV34S181NP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

400 J

2

RECTANGULAR

FLAT

-45 Cel

44.5 mm

180 V

240 V

41 mm

20 mm

240 V

SMOV25S301NP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

370 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

Tin (Sn)

36 mm

300 V

385 V

31 mm

e3

16.5 mm

385 V

SMOV25S181MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

75 Cel

75 Cel

END

METAL OXIDE FILM

250 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

TIN

36 mm

175 V

225 V

31 mm

e3

16.5 mm

225 V

Non-linear Resistors

Non-linear resistors, also known as varistors or voltage-dependent resistors, are electronic components that exhibit a nonlinear resistance characteristic with respect to the applied voltage. They are primarily used for voltage clamping, surge protection, and transient suppression in electronic circuits.

The resistance of a varistor decreases with an increase in voltage, allowing it to provide a low resistance path for transient currents that exceed a specified threshold. When the voltage level drops below the threshold, the resistance increases, returning the varistor to its high impedance state. This property makes them useful for protecting sensitive electronic components from voltage surges and spikes.

Varistors are available in two types: metal oxide varistors (MOVs) and silicon carbide varistors (SiCVs). MOVs are the most common type, and they can handle a wider range of voltages than SiCVs. SiCVs, on the other hand, can handle higher temperatures and are more suitable for high power applications.

Non-linear resistors are widely used in power supplies, surge protectors, electronic ballasts, motor control circuits, and telecommunication systems. They are available in various package types, including through-hole, surface mount, and radial leaded packages.