Vishay Intertechnology Fixed 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 No. of Functions Technology Shape (Package) No. of Elements Construction Packing Method Size Code Network Type No. of Terminals Package Style (Meter) Terminal Shape Sub-Category Dimensions First Element Resistance Minimum Operating Temperature Temperature Coef (ppm/Cel) Terminal Finish Length (Lead) Height (Package) Manufacturer Series Operating Voltage Additional Features Length (Package) JESD-609 Code Series Diameter (Package) Reference Standard Width (Package)

CRCW040268K1FKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

68100 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.35 mm

50 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

CRCW06034K02FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4020 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

75 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 75

1.55 mm

e3

AEC-Q200

.85 mm

CRCW060360R4FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

60.4 ohm

.33 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

75 V

RATED AC VOLTAGE: 75V

1.6 mm

e3

AEC-Q200

.85 mm

CRCW251230R0JNEG

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

30 ohm

1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, BLISTER, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.6 mm

500 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 500

6.3 mm

e3

AEC-Q200

3.15 mm

PR02000203302JA100

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

33000 ohm

2 W

200 Cel

5 %

.78 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

AMMO PACK

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

Matte Tin (Sn)

500 V

10 mm

e3

3.9 mm

AEC-Q200

WSR3R0500FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.05 ohm

3 W

275 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Chip

TR, EMBOSSED PLASTIC, 13 INCH

4527

2

SMT

WRAPAROUND

FIXED RESISTOR

-65 Cel

75

Tin/Silver (Sn/Ag)

2.41 mm

11.56 mm

e2

AEC-Q200

6.98 mm

Y16251K00000T9R

Vishay Intertechnology

FIXED RESISTOR

1000 ohm

.3 W

150 Cel

.01 %

METAL FOIL

Chip

TR

1206

2

SMT

Fixed Resistors

-55 Cel

0.2

.64 mm

87 V

3.2 mm

VSMP1206 (Z FOIL)

1.57 mm

AC05000004708JAC00

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

4.7 ohm

5 W

250 Cel

5 %

.8 mm

40 Cel

WIRE WOUND

Tubular

AMMO PACK

2

Axial

WIRE

-55 Cel

-10,-80

Matte Tin (Sn)

4.8477 V

FLAME PROOF

18 mm

e3

7.5 mm

CH0402-50RGFPT

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

50 ohm

.05 W

155 Cel

2 %

THIN FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER

0402

2

SMT

ONE SURFACE

FIXED RESISTOR

-55 Cel

100

.5 mm

37 V

1 mm

.6 mm

CRCW040218K0FKEDC

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

18000 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.3 mm

50 V

RATED AC COLTAGE(V): 50

1 mm

e3

.5 mm

CRCW04026K04FKEDHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

6040 ohm

.2 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.3 mm

50 V

RATED AC VOLTAGE: 50V

1 mm

e3

AEC-Q200

.5 mm

LCH100S22R00JS06

Vishay Intertechnology

FIXED RESISTOR

CHASSIS MOUNT

22 ohm

100 W

125 Cel

5 %

30.5 mm

25 Cel

METAL GLAZE/THICK FILM

Rectangular

Bulk

2

Chassis Mount

LUG

-55 Cel

150

Matte Tin (Sn)

6 mm

9 mm

1285 V

47.8 mm

e3

29.4 mm

PR01000101001JR500

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000 ohm

1 W

200 Cel

5 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

TR

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

MATTE TIN

350 V

6.5 mm

e3

2.5 mm

AEC-Q200

RH05020K00FE02

Vishay Intertechnology

FIXED RESISTOR

CHASSIS MOUNT

20000 ohm

50 W

250 Cel

1 %

25 Cel

WIRE WOUND

Aluminum Housing

BULK

2

Chassis Mount

LUG

-55 Cel

20

Nickel/Palladium/Gold (Ni/Pd/Au)

15.49 mm

FREE AIR POWER: 20W

49.99 mm

e4

16 mm

RNC55H1002FS

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

10000 ohm

.1 W

175 Cel

1 %

.64 mm

125 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

2

Axial

WIRE

-65 Cel

50

Tin/Lead (Sn/Pb)

38.1 mm

200 V

6.35 mm

e0

2.31 mm

MIL-PRF-55182

TNPW08051K00BEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.125 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.45 mm

150 V

ANTI-SULFUR; LASER TRIMMABLE; PRECISION; RATED AC VOLTAGE (V): 150

2 mm

e3

AEC-Q200

1.25 mm

TNPW1206100KBEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

100000 ohm

.25 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.55 mm

200 V

ANTI-SULFUR; LASER TRIMMABLE; PRECISION; RATED AC VOLTAGE (V): 200

3.2 mm

e3

AEC-Q200

1.6 mm

CRCW040256R0FKEDHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

56 ohm

.2 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.3 mm

50 V

RATED AC VOLTAGE: 50V

1 mm

e3

AEC-Q200

.5 mm

CRCW060311K0FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

11000 ohm

.33 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

75 V

RATED AC VOLTAGE: 75V

1.6 mm

e3

AEC-Q200

.85 mm

CRCW120610K0FKEBC

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10000 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 10 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.55 mm

200 V

RATED AC VOLTAGE (V) : 200

3.05 mm

e3

1.55 mm

MMB02070C2202FB200

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

22000 ohm

1 W

155 Cel

1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 7 INCH

2309

2

SMT

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

350 V

ANTI-SULFUR; LASER TRIMMABLE; RATED AC VOLTAGE (V): 350; STANDARD: CECC40401-803

5.8 mm

2.2 mm

AEC-Q200

WSL2512R0200FEA18

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.02 ohm

2 W

170 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-65 Cel

75

Matte Tin (Sn) - with Nickel (Ni) barrier

.635 mm

.2 V

ANTI-SULFUR

6.35 mm

e3

AEC-Q200

3.18 mm

WSL36374L000FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.004 ohm

3 W

170 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

TR, Embossed Plastic, 13 Inch

3637

4

SMT

WRAPAROUND

Fixed Resistors

-65 Cel

50

Matte Tin (Sn)

.635 mm

.1095 V

9.14 mm

e3

AEC-Q200

9.4 mm

CRCW04028K20FKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

8200 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 13 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.35 mm

50 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

CRCW0603390KFKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

390000 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

75 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 75

1.55 mm

e3

AEC-Q200

.85 mm

CRCW06034K99FKTA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4990 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier

.45 mm

75 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 75

1.55 mm

e0

AEC-Q200

.85 mm

CRCW12061M00JNEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.55 mm

200 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 200

3.2 mm

e3

AEC-Q200

1.6 mm

CRCW12062R20FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2.2 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.55 mm

200 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 200

3.2 mm

e3

AEC-Q200

1.6 mm

CRCW12101K00FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.75 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1210

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

200 V

RATED AC VOLTAGE: 200V

3.2 mm

e3

AEC-Q200

2.5 mm

RCA080510R0FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.45 mm

150 V

ANTI-SULFUR, LASER TRIMMABLE, RATED AC VOLTAGE (V): 150

2 mm

e3

AEC-Q200

1.25 mm

RS0102R000FB12

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

2 ohm

10 W

250 Cel

1 %

1.02 mm

25 Cel

WIRE WOUND

TUBULAR PACKAGE

Welded

BULK

2

Axial

WIRE

Fixed Resistors

-65 Cel

50

Tin/Lead (Sn60Pb40)

38.1 mm

4.4721 V

45.21 mm

e0

9.53 mm

WSL08055L000FEA18

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.005 ohm

.25 W

170 Cel

1 %

70 Cel

METAL STRIP

Rectangular

TR, PUNCHED PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-65 Cel

110

Matte Tin (Sn) - with Nickel (Ni) barrier

.406 mm

.0354 V

ANTI-SULFUR

2.03 mm

AEC-Q200

1.27 mm

WSL25121L000FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.001 ohm

1 W

170 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-65 Cel

275

MATTE TIN OVER NICKEL

.635 mm

.0316 V

ANTI-SULFUR

6.35 mm

e3

AEC-Q200

3.18 mm

Y16241K00000T9R

Vishay Intertechnology

FIXED RESISTOR

1000 ohm

.2 W

150 Cel

.01 %

METAL FOIL

Chip

TR

0805

2

SMT

Fixed Resistors

-55 Cel

0.2

.64 mm

40 V

2.03 mm

VSMP0805 (Z FOIL)

1.27 mm

CRCW04024R70FKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4.7 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.35 mm

50 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

CRCW04025R10FKEDHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

5.1 ohm

.2 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.3 mm

50 V

RATED AC VOLTAGE: 50V

1 mm

e3

AEC-Q200

.5 mm

CRCW06031K50JNTA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1500 ohm

.1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier

.45 mm

75 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 75

1.55 mm

e0

AEC-Q200

.85 mm

CRCW060320R0FKEAC

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

20 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

75 V

RATED AC COLTAGE(V): 75

1.6 mm

e3

.8 mm

CRCW08051K00FKECHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 13 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.5 mm

150 V

RATED AC VOLTAGE: 150V

2 mm

e3

AEC-Q200

1.25 mm

CRCW08056K80FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

6800 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.5 mm

150 V

RATED AC VOLTAGE: 150V

2 mm

e3

AEC-Q200

1.25 mm

CRCW12061R00JNEAIF

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1 ohm

.25 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.55 mm

200 V

RATED AC VOLTAGE (V): 200

3.2 mm

e3

AEC-Q200

1.6 mm

CRCW1206226RFKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

226 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.55 mm

200 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 200

3.2 mm

e3

AEC-Q200

1.6 mm

PHP01206E10R0BST3

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10 ohm

1 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

1206

2

SMT

WRAPAROUND

-55 Cel

25

TIN SILVER COPPER OVER NICKEL

.8382 mm

200 V

FLAME PROOF

3.2 mm

1.6 mm

PR01000102009JR500

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

20 ohm

1 W

200 Cel

5 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

TR

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

MATTE TIN

350 V

6.5 mm

e3

2.5 mm

AEC-Q200

PR01000102402JR500

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

24000 ohm

1 W

200 Cel

5 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

TR

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

MATTE TIN

350 V

6.5 mm

e3

2.5 mm

AEC-Q200

PR01000105101JR500

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

5100 ohm

1 W

200 Cel

5 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

TR

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

MATTE TIN

350 V

6.5 mm

e3

2.5 mm

AEC-Q200

RWR80SR100FPBSL

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

.1 ohm

2 W

250 Cel

1 %

.508 mm

25 Cel

WIRE WOUND

Tubular

BULK

2

Axial

WIRE

-55 Cel

650

Tin/Lead (Sn/Pb)

.4472 V

10.31 mm

e0

2.39 mm

MIL-PRF-39007

SMM02040C2201FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2200 ohm

.25 W

125 Cel

1 %

70 Cel

THIN FILM

CYLINDRICAL PACKAGE

Cylindrical

TR, BLISTER, 7 INCH

1406

2

MELF

WRAPAROUND

-55 Cel

50

MATTE TIN

200 V

ANTI-SULFUR, LASER TRIMMABLE, RATED AC VOLTAGE (V): 200

3.6 mm

e3

1.4 mm

AEC-Q200

Fixed Resistors

Fixed resistors are passive electronic components that are used to resist the flow of electric current in a circuit. They have a fixed value of resistance, meaning their resistance cannot be adjusted once they are manufactured. They are commonly used to set the bias of transistors, control the gain of amplifiers, or limit the current flowing through an LED. Fixed resistors come in various sizes, power ratings, and tolerances.

There are two types of fixed resistors: through-hole and surface mount. Through-hole resistors have leads that are inserted into holes on the printed circuit board (PCB), while surface mount resistors have terminals that are soldered directly to the surface of the PCB. Through-hole resistors are larger and easier to work with, but surface mount resistors are smaller and more suitable for miniaturized electronic devices.

Fixed resistors can be made from a variety of materials, including carbon, metal, and wire-wound. Carbon resistors are inexpensive and widely used, but they have a lower tolerance and are more susceptible to noise than other types. Metal film resistors have a higher tolerance and better stability, making them ideal for use in precision circuits. Wire-wound resistors have a higher power rating and are used in high power applications, such as power supplies and amplifiers.