.033 ohm Non-linear Resistors 16

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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

SMD2920P300TF/15

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.033 ohm

85 Cel

85 Cel

TEMPERATURE SENSING

DUAL

RECTANGULAR PACKAGE

TR, BLISTER, 7 INCH

2

WRAPAROUND

-40 Cel

Tin (Sn)

SMD2920

e3

RHEF300K-2

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

TR, 14.5 INCH

2

Radial

WIRE

-40 Cel

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

CSA; TUV; UL

3 mm

RHEF300K-AP

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

AMMO PACK

2

Radial

WIRE

-40 Cel

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

CSA; TUV; UL

3 mm

RHEF300K

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

BULK

2

Radial

WIRE

-40 Cel

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

CSA; TUV; UL

3 mm

RHEF300U-AP

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

AMMO PACK

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300S-AP

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

AMMO PACK

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300U

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

Bulk

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300U-1

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300S

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

Bulk

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300S-1

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300U-2

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

TR, 15 INCH

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

RHEF300S-2

Littelfuse

PTC RESETTABLE FUSE

THROUGH HOLE MOUNT

.033 ohm

125 Cel

OVERCURRENT PROTECTION

RADIAL

TR, 15 INCH

2

Radial

WIRE

-40 Cel

Tin (Sn)

13.8 mm

16 V

RMAX:0.053 OHMS AT 20 DEG CEL

8.8 mm

e3

CSA; TUV; UL

3 mm

16 V

SMD2920P300TS

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.033 ohm

85 Cel

85 Cel

TEMPERATURE SENSING

DUAL

RECTANGULAR PACKAGE

TR, BLISTER, 7 INCH

2

WRAPAROUND

Non-linear Resistors

-40 Cel

SMD2920

SMD2920P300TF

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.033 ohm

85 Cel

85 Cel

TEMPERATURE SENSING

DUAL

RECTANGULAR PACKAGE

TR, BLISTER, 7 INCH

2

WRAPAROUND

Non-linear Resistors

-40 Cel

Tin (Sn)

SMD2920

e3

SMD2920P300TS/15

Littelfuse

PTC RESETTABLE FUSE

SURFACE MOUNT

.033 ohm

85 Cel

85 Cel

TEMPERATURE SENSING

DUAL

RECTANGULAR PACKAGE

TR, BLISTER, 7 INCH

2

WRAPAROUND

-40 Cel

SMD2920

SMD2920P30015

Littelfuse

PTC RESETTABLE FUSE

.033 ohm

85 Cel

Y

Non-linear Resistors

7.98mm x 5.44mm x 1.25mm

-40 Cel

1.25 mm

15 V

7.98 mm

UL, CSA, TUV

5.44 mm

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.