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)

CRCW201080R6FKEFHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

80.6 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, BLISTER, 7 INCH

2010

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN

.6 mm

400 V

RATED AC VOLTAGE: 400V

5 mm

e3

AEC-Q200

2.5 mm

MCT06030D3602DP500

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

36000 ohm

.1 W

125 Cel

.5 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

25

TIN OVER NICKEL

.45 mm

75 V

ANTI-SULFUR, LASER TRIMMABLE, RATED AC VOLTAGE (V): 75

1.55 mm

e3

CECC40401-801

.85 mm

G22041431000J4C000

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

100 ohm

4 W

350 Cel

5 %

.8 mm

40 Cel

WIRE WOUND

Tubular

Ammo Pack

2

Axial

WIRE

-55 Cel

100,180

MATTE TIN

200 V

NON FLAMMABLE

13 mm

e3

5.7 mm

G22041431008J4C000

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1 ohm

4 W

350 Cel

5 %

.8 mm

40 Cel

WIRE WOUND

Tubular

Ammo Pack

2

Axial

WIRE

-55 Cel

100,180

MATTE TIN

200 V

NON FLAMMABLE

13 mm

e3

6.7 mm

G26093331509JLA000

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

15 ohm

13 W

350 Cel

5 %

.8 mm

40 Cel

WIRE WOUND

Tubular

Bulk

2

Axial

WIRE

-55 Cel

100,180

TIN

500 V

NON FLAMMABLE

32.3 mm

e3

9.8 mm

TNPW08051M00BYCN

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.125 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, CARDBOARD, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

10

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

.45 mm

150 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 150

2 mm

e0

1.25 mm

WSLP1206R0200DEK

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.02 ohm

1 W

170 Cel

.5 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

BULK

1206

2

SMT

WRAPAROUND

-65 Cel

75

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

.635 mm

.1414 V

ANTI-SULFUR

3.2 mm

e3

AEC-Q200

1.6 mm

WSL12061L000FBA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.001 ohm

.25 W

170 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

BULK

1206

2

SMT

WRAPAROUND

-65 Cel

275

Tin/Lead (Sn/Pb)

.635 mm

.0158 V

ANTI-SULFUR

3.2 mm

e0

AEC-Q200

1.6 mm

WSL25123L000DEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.003 ohm

1 W

170 Cel

.5 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-65 Cel

150

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

.635 mm

.0548 V

ANTI-SULFUR

6.35 mm

e3

AEC-Q200

3.18 mm

CRCW080524M0JPEAHR

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

24000000 ohm

.125 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Paper, 7 Inch

0805

2

SMT

WRAPAROUND

-55 Cel

500

TIN OVER NICKEL

.45 mm

150 V

LASER TRIMMABLE, RATED AC VOLTAGE: 150V

2 mm

e3

1.25 mm

CRCW080551M0JPEAHR

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

51000000 ohm

.125 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Paper, 7 Inch

0805

2

SMT

WRAPAROUND

-55 Cel

500

TIN OVER NICKEL

.45 mm

150 V

LASER TRIMMABLE, RATED AC VOLTAGE: 150V

2 mm

e3

1.25 mm

M55342K12B249BRWS

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

249000 ohm

.1 W

150 Cel

.1 %

70 Cel

THIN FILM

Rectangular

Waffle Pack

0603

2

SMT

WRAPAROUND

-65 Cel

100

TIN LEAD OVER NICKEL

.8382 mm

50 V

NON-INDUCTIVE

1.6256 mm

MIL-PRF-55342

.8128 mm

M55342K12B249BRT0

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

249000 ohm

.1 W

150 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

0603

2

SMT

WRAPAROUND

-65 Cel

100

Tin/Lead (Sn60Pb40) - with Nickel (Ni) barrier

.8382 mm

50 V

NON-INDUCTIVE

1.6256 mm

e0

MIL-PRF-55342

.8128 mm

M55342K12B249BRT5

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

249000 ohm

.1 W

150 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

0603

2

SMT

WRAPAROUND

-65 Cel

100

Tin/Lead (Sn60Pb40) - with Nickel (Ni) barrier

.8382 mm

50 V

NON-INDUCTIVE

1.6256 mm

e0

MIL-PRF-55342

.8128 mm

CRCW080530K1DKEAP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

30100 ohm

.125 W

155 Cel

.5 %

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

RATED AC VOLTAGE (V): 150, SEMI-PRECISION

2 mm

e3

AEC-Q200

1.25 mm

CRCW201010M0DKEFP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10000000 ohm

.75 W

155 Cel

.5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, BLISTER, 7 INCH

2010

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

400 V

RATED AC VOLTAGE (V): 400, SEMI-PRECISION

5 mm

e3

AEC-Q200

2.5 mm

CRCW020137K4FKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

37400 ohm

.05 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.23 mm

30 V

RATED AC VOLTAGE: 30V

.6 mm

e3

.3 mm

CRCW0402118KFKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

118000 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

CRCW040215K0FKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

15000 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

CRCW0402187KFKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

187000 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

CRCW04023K01FKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

3010 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

CRCW04023K30FKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

3300 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

CRCW04023K32FKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

3320 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

CRCW040256K0FKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

56000 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

CRCW0402820KFKEE

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

820000 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

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

MMB02070C1501FB700

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1500 ohm

1 W

155 Cel

1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 13 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

MMB02070C5901FB700

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

5900 ohm

1 W

155 Cel

1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 13 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

MMB02070C6809FB700

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

68 ohm

1 W

155 Cel

1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 13 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

CRCW040210K0FHEDP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10000 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

.35 mm

50 V

LASER TRIMMABLE, RATED AC VOLTAGE (V) : 50, SEMI-PRECISION

1 mm

e3

AEC-Q200

.5 mm

CRCW040253K6DKEDP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

53600 ohm

.063 W

155 Cel

.5 %

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

RATED AC VOLTAGE (V): 50, SEMI-PRECISION

1 mm

e3

AEC-Q200

.5 mm

SMM02040C8661FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

8660 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

SMM02040D4750BB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

475 ohm

.25 W

125 Cel

.1 %

70 Cel

THIN FILM

CYLINDRICAL PACKAGE

Cylindrical

TR, BLISTER, 7 INCH

1406

2

MELF

WRAPAROUND

-55 Cel

25

MATTE TIN

200 V

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

3.6 mm

e3

1.4 mm

AEC-Q200

SMM02040E1021BB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1020 ohm

.25 W

125 Cel

.1 %

70 Cel

THIN FILM

CYLINDRICAL PACKAGE

Cylindrical

TR, BLISTER, 7 INCH

1406

2

MELF

WRAPAROUND

-55 Cel

15

MATTE TIN

200 V

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

3.6 mm

e3

1.4 mm

AEC-Q200

SMM02040E5622BB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

56200 ohm

.25 W

125 Cel

.1 %

70 Cel

THIN FILM

CYLINDRICAL PACKAGE

Cylindrical

TR, BLISTER, 7 INCH

1406

2

MELF

WRAPAROUND

-55 Cel

15

MATTE TIN

200 V

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

3.6 mm

e3

1.4 mm

AEC-Q200

CRCW12102M20FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2200000 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1210

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

2.5 mm

CHP2010K1330FBT

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

133 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PLASTIC

2010

2

SMT

WRAPAROUND

-55 Cel

100

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

.5 mm

200 V

5.03 mm

e0

2.64 mm

CHP2010K2611FNT

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2610 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PLASTIC

2010

2

SMT

WRAPAROUND

-55 Cel

100

TIN SILVER OVER NICKEL

.5 mm

200 V

5.03 mm

e2

2.64 mm

CHP2512K6650FNT

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

665 ohm

2 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PLASTIC

2512

2

SMT

WRAPAROUND

-55 Cel

100

TIN SILVER OVER NICKEL

.5 mm

250 V

6.3 mm

e2

3.3 mm

RLR05C1001GRB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1002GSB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

10000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1003GSB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

100000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1004FMB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.125 W

150 Cel

1 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

TIN LEAD

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1004FPB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.125 W

150 Cel

1 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

TIN LEAD

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1004GPB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1004GPRE6

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

TR, 7.5 INCH

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1004GRB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

31.75 mm

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

RLR05C1004GRRE6

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.125 W

150 Cel

2 %

.41 mm

70 Cel

METAL FILM

Tubular

TR, 7.5 INCH

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn63Pb37)

200 V

3.81 mm

e0

1.68 mm

MIL-PRF-39017

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.