Littelfuse Non-linear Resistors 2,400+

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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

SMOV34S511MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

960 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

44.5 mm

510 V

675 V

41 mm

20 mm

675 V

SMOV34S551MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

965 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

44.5 mm

550 V

700 V

41 mm

20 mm

700 V

SMOV34S751MP

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

2 W

75 Cel

RADIAL

METAL OXIDE FILM

1200 J

5

RECTANGULAR

FLAT AND WIRE

-45 Cel

44.5 mm

750 V

970 V

41 mm

20 mm

970 V

TMOV25SP200M

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

1.5 W

85 Cel

RADIAL

METAL OXIDE

270 J

BULK

3

PCB Mount

WIRE

-55 Cel

Tin (Sn)

32.5 mm

200 V

265 V

26.5 mm

e3

CUL; TUV; UL

12.3 mm

265 V

V24ZA20P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

125 Cel

85 Cel

RADIAL

METAL OXIDE FILM

12 J

BULK

2

Radial

WIRE

Non-linear Resistors

-55 Cel

Tin (Sn)

14 V

18 V

e3

V27ZA20P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

125 Cel

85 Cel

RADIAL

METAL OXIDE FILM

14 J

BULK

2

Radial

WIRE

Non-linear Resistors

-55 Cel

TIN

17 V

22 V

e3

V36ZA20P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

125 Cel

85 Cel

RADIAL

METAL OXIDE FILM

20 J

BULK

2

Radial

WIRE

Non-linear Resistors

-55 Cel

TIN

23 V

28 V

e3

TMOV14RP130EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

50 J

Radial

Non-linear Resistors

TIN

TMOV

130 V

e3

TMOV14RP130ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

50 J

Radial

Non-linear Resistors

TIN

ITMOV

130 V

e3

TMOV14RP300EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

125 J

Radial

Non-linear Resistors

TIN

TMOV

300 V

e3

TMOV14RP320EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

136 J

Radial

Non-linear Resistors

TIN

TMOV

320 V

e3

TMOV14RP420EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

160 J

Radial

Non-linear Resistors

TIN

TMOV

420 V

e3

TMOV20RP275ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

190 J

Radial

Non-linear Resistors

TIN

ITMOV

275 V

e3

TMOV20RP300EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

250 J

Radial

Non-linear Resistors

Matte Tin (Sn)

TMOV

300 V

e3

TMOV20RP320EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

270 J

Radial

Non-linear Resistors

TIN

TMOV

320 V

e3

TMOV20RP420EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

320 J

Radial

Non-linear Resistors

TIN

TMOV

420 V

e3

TMOV20RP460EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

360 J

Radial

Non-linear Resistors

TIN

TMOV

460 V

e3

TMOV20RP460ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

360 J

Radial

Non-linear Resistors

TIN

ITMOV

460 V

e3

TMOV20RP460ML2T7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

85 Cel

RADIAL

DISK PACKAGE

360 J

BULK

3

WIRE

-55 Cel

TIN

460 V

610 V

FLAME PROOF

e3

IEC60950-1

610 V

TMOV20RP510ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

325 J

Radial

Non-linear Resistors

TIN

ITMOV

510 V

e3

TMOV20RP550EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

360 J

Radial

Non-linear Resistors

TIN

TMOV

550 V

e3

TMOV20RP550ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

360 J

Radial

Non-linear Resistors

TIN

ITMOV

550 V

e3

TMOV20RP575ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

375 J

Radial

Non-linear Resistors

TIN

ITMOV

575 V

e3

TMOV20RP625ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

125 Cel

85 Cel

SURGE PROTECTION

RADIAL

METAL OXIDE FILM

400 J

BULK

3

PCB Mount

WIRE

Non-linear Resistors

-55 Cel

Tin (Sn)

23 mm

625 V

825 V

23 mm

e3

CUL; IEC; UL; VDE

13 mm

TMOV20RP750EL2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

480 J

Radial

Non-linear Resistors

TIN

TMOV

750 V

e3

TMOV20RP750ML2B7

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

METAL OXIDE FILM

480 J

Radial

Non-linear Resistors

TIN

ITMOV

750 V

e3

1206L260SLTHYR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.003 ohm

.8 W

85 Cel

OVERCURRENT PROTECTION

DUAL ENDED

TR, 7 INCH

2

SMT

WRAPAROUND

-40 Cel

.7 mm

6 V

3.4 mm

CUL, TUV, UL

1.8 mm

1210L175SLYR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.006 ohm

.8 W

85 Cel

OVERCURRENT PROTECTION

DUAL ENDED

RECTANGULAR PACKAGE

TR, 7 INCH

2

SMT

WRAPAROUND

-40 Cel

MATTE TIN

.7 mm

6 V

3.43 mm

e3

CUL, TUV, UL

2.8 mm

1210L260SLYR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.003 ohm

.8 W

85 Cel

OVERCURRENT PROTECTION

DUAL ENDED

RECTANGULAR PACKAGE

TR, 7 INCH

2

SMT

WRAPAROUND

-40 Cel

MATTE TIN

.7 mm

6 V

3.43 mm

e3

CUL, TUV, UL

2.8 mm

1210L300SLYR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

85 Cel

OVERLOAD PROTECTION

DUAL ENDED

RECTANGULAR PACKAGE

TR, 7 INCH

2

WRAPAROUND

-40 Cel

Matte Tin (Sn)

MINIMUM RESISTANCE IS 0.003 OHMS

e3

1812L270SLPR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.003 ohm

1 W

85 Cel

OVERCURRENT PROTECTION

DUAL ENDED

TR, 7 INCH

2

SMT

WRAPAROUND

-40 Cel

MATTE TIN

.7 mm

6 V

4.73 mm

e3

CUL, TUV, UL

3.41 mm

1812L370SLPR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.003 ohm

1 W

85 Cel

OVERCURRENT PROTECTION

DUAL ENDED

TR, 7 INCH

2

SMT

WRAPAROUND

-40 Cel

.7 mm

6 V

4.73 mm

CUL, TUV, UL

3.41 mm

1812L125DR

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

85 Cel

OVERLOAD PROTECTION

DUAL ENDED

RECTANGULAR PACKAGE

TR, 7 INCH

2

WRAPAROUND

-40 Cel

MATTE TIN

1812L

MINIMUM RESISTANCE 0.05 OHMS

e3

V05E11PL2B

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

.8 J

Bulk

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

11 V

14 V

7 mm

CUL, TUV, UL

5 mm

14 V

V05E14PL1A

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

1 J

Ammo Pack

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

14 V

18 V

7 mm

CUL, TUV, UL

5 mm

18 V

V05E14PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

1 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

14 V

18 V

7 mm

CUL, TUV, UL

5 mm

18 V

V05E17P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

1.4 J

Bulk

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

17 V

22 V

7 mm

CUL, TUV, UL

5 mm

22 V

V05E20PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

2 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

20 V

26 V

7 mm

CUL, TUV, UL

5 mm

26 V

V05E23P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

2.2 J

Bulk

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

23 V

28 V

7 mm

CUL, TUV, UL

5 mm

28 V

V05E25PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

2.5 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

25 V

31 V

7 mm

CUL, TUV, UL

5 mm

31 V

V05E30PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

3.1 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

30 V

38 V

7 mm

CUL, TUV, UL

5 mm

38 V

V05E35PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

4 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

35 V

45 V

7 mm

CUL, TUV, UL

5.6 mm

45 V

V05E40PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

5 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

40 V

56 V

7 mm

CUL, TUV, UL

5.6 mm

56 V

V05E40PL3T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

85 Cel

RADIAL

METAL OXIDE FILM

5 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

40 V

56 V

7 mm

CUL, TUV, UL

5.6 mm

56 V

V05P11PL1T

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

125 Cel

RADIAL

METAL OXIDE FILM

.8 J

TR

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

11 V

14 V

7 mm

CUL, TUV, UL

5 mm

14 V

V05P14P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

125 Cel

RADIAL

METAL OXIDE FILM

1 J

Bulk

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

14 V

18 V

7 mm

CUL, TUV, UL

5 mm

18 V

V05P17P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

125 Cel

RADIAL

METAL OXIDE FILM

1.4 J

Bulk

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

17 V

22 V

7 mm

CUL, TUV, UL

5 mm

22 V

V05P20P

Littelfuse

VARISTOR

THROUGH HOLE MOUNT

.2 W

125 Cel

RADIAL

METAL OXIDE FILM

2 J

Bulk

2

Radial

WIRE

Non-linear Resistors

-40 Cel

10 mm

20 V

26 V

7 mm

CUL, TUV, UL

5 mm

26 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.