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)

MCS0402MC1001FE000

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.13 W

175 Cel

1 %

70 Cel

THIN FILM

Rectangular

TR, Paper, 7 Inch

0402

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

50

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

.32 mm

50 V

ANTI-SULFUR, RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200; CECC40401-801

.5 mm

MMA02040C1801FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1800 ohm

.4 W

155 Cel

1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 7 INCH

1406

2

SMT

WRAPAROUND

-55 Cel

50

TIN OVER NICKEL

200 V

ANTI-SULFUR; LASER TRIMMABLE; RATED AC VOLTAGE (V): 200; STANDARD: CECC40401-803

3.6 mm

e3

1.4 mm

AEC-Q200

PAC100005009FA1000

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

50 ohm

1 W

275 Cel

1 %

.8 mm

25 Cel

WIRE WOUND

Tubular

AMMO PACK

2

Axial

WIRE

-55 Cel

100

7.07 V

FLAME PROOF; PRECISION

11 mm

4.3 mm

PEP0402Z1000BGTA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

100 ohm

.125 W

155 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PLASTIC

0402

2

SMT

WRAPAROUND

-55 Cel

5

Gold (Au) - with Nickel (Ni) barrier

.4 mm

50 V

ANTI-SULFUR, HIGH PRECISION

1 mm

e4

.6 mm

PR01000101801JA100

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1800 ohm

1 W

200 Cel

5 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

AMMO PACK

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

MATTE TIN

350 V

6.5 mm

e3

2.5 mm

AEC-Q200

RCL122578R7FKEG

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

78.7 ohm

2 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Blister, 7 Inch

1225

2

SMT

WRAPAROUND

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

.7 mm

200 V

3.2 mm

e3

AEC-Q200

6.3 mm

RLR07C1002FSRE6

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

10000 ohm

.25 W

150 Cel

1 %

.64 mm

70 Cel

METAL FILM

Tubular

TR, 7.5 INCH

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn/Pb)

250 V

6.35 mm

e0

2.29 mm

MIL-PRF-39017

RWM041010R0JR15E1

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

10 ohm

3 W

350 Cel

5 %

.8 mm

25 Cel

WIRE WOUND

TUBULAR PACKAGE

Tubular

TR

2

Axial

WIRE

Fixed Resistors

75

Tin/Silver/Copper (Sn99.0Ag0.3Cu0.7)

25 mm

120 V

FLAME PROOF, STANDARD: CECC40201-001

12 mm

e8

5.5 mm

RWR80SR100FPS73

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

.1 ohm

2 W

250 Cel

1 %

.508 mm

25 Cel

WIRE WOUND

Tubular

TR

2

Axial

WIRE

-55 Cel

650

Tin/Lead (Sn/Pb)

38.1 mm

.4472 V

10.31 mm

e0

2.39 mm

MIL-PRF-39007

TNPW060316K0BYEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

16000 ohm

.1 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

10

MATTE TIN OVER NICKEL

.45 mm

75 V

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

1.55 mm

e3

AEC-Q200

.85 mm

AC03000004709JAC00

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

47 ohm

3 W

250 Cel

5 %

.8 mm

40 Cel

WIRE WOUND

Tubular

AMMO PACK

2

Axial

WIRE

-55 Cel

-10,-80

MATTE TIN

11.8744 V

FLAME PROOF

13 mm

e3

4.8 mm

CRCW040227R0FKEDC

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

27 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

CRCW04022K00FKTD

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2000 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

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

.35 mm

50 V

LASER TRIMMABLE, RATED AC VOLTAGE (V) : 50

1 mm

e0

AEC-Q200

.5 mm

CRCW04022K74FKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2740 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

CRCW0603100MJPEAHR

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

100000000 ohm

.1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Paper, 7 Inch

0603

2

SMT

WRAPAROUND

-55 Cel

500

MATTE TIN OVER NICKEL

.45 mm

75 V

LASER TRIMMABLE, RATED AC VOLTAGE: 75V

1.55 mm

e3

.85 mm

CRCW060333R2FKEAC

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

33.2 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

CRCW060333R2FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

33.2 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

CRCW06034K87FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4870 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

CRCW060360K4FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

60400 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

CRCW080512K0JNTA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

12000 ohm

.125 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

200

TIN LEAD OVER NICKEL

.45 mm

150 V

LASER TRIMMABLE, RATED AC VOLTAGE (V):150

2 mm

e0

AEC-Q200

1.25 mm

CRCW1206240RFKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

240 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

D55342E07B4B75RT5

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4750 ohm

.25 W

150 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

1206

2

SMT

WRAPAROUND

-65 Cel

25

Tin/Lead (Sn90Pb10) - with Nickel (Ni) barrier

.8382 mm

100 V

NON-INDUCTIVE

3.2004 mm

e0

MIL-PRF-55342

1.6002 mm

D55342K07B332DRS2

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

332 ohm

.25 W

150 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, 7 INCH

1206

2

SMT

WRAPAROUND

-65 Cel

100

TIN LEAD OVER NICKEL

.51 mm

100 V

ANTI-SULFUR

3.18 mm

MIL-PRF-55342

1.6 mm

FC0402E50R0BTBS

Vishay Intertechnology

FIXED RESISTOR

50 ohm

.05 W

125 Cel

.1 %

THIN FILM

Chip

Bulk

0402

2

SMT

Fixed Resistors

-55 Cel

25

Gold (Au) - with Nickel (Ni) barrier

.381 mm

30 V

1.067 mm

e4

.559 mm

FC0603E50R0FST1

Vishay Intertechnology

FIXED RESISTOR

50 ohm

.125 W

125 Cel

1 %

THIN FILM

Chip

TR

0603

2

SMT

FIXED RESISTOR

-55 Cel

25

TIN SILVER COPPER OVER NICKEL

.381 mm

50 V

1.626 mm

e1

.813 mm

MMB02070C4700FB200

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

470 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

PR01000101009JA100

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

10 ohm

1 W

200 Cel

5 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

AMMO PACK

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

250

MATTE TIN

350 V

6.5 mm

e3

2.5 mm

AEC-Q200

RCV12061M00FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Paper, 7 Inch

1206

2

SMT

WRAPAROUND

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

.55 mm

500 V

3.2 mm

e3

1.6 mm

RN60D82R5F

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

82.5 ohm

.25 W

1 %

70 Cel

METAL FILM

TUBULAR PACKAGE

2

WIRE

-65 Cel

100

Tin/Lead (Sn/Pb)

300 V

e0

MIL-R-10509

TNPW06036K80BEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

6800 ohm

.1 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.45 mm

75 V

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

1.55 mm

e3

AEC-Q200

.85 mm

TNPW1206499KBEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

499000 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

WSHP2818R1000FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.1 ohm

10 W

170 Cel

1 %

70 Cel

METAL STRIP

Rectangular

TR, Embossed Plastic, 13 Inch

2818

2

SMT

WRAPAROUND

-65 Cel

75

1.5 mm

1 V

ANTI-SULFUR

7.1 mm

AEC-Q200

4.6 mm

WSL0805R2000FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.2 ohm

.125 W

170 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-65 Cel

75

Matte Tin (Sn)

.406 mm

.1581 V

ANTI-SULFUR

2.03 mm

e3

AEC-Q200

1.27 mm

WSL25123L000FEA18

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.003 ohm

2 W

170 Cel

1 %

70 Cel

METAL STRIP

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-65 Cel

150

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

.635 mm

.0775 V

ANTI-SULFUR

6.35 mm

AEC-Q200

3.18 mm

WSLP1206R0250FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

.025 ohm

1 W

170 Cel

1 %

70 Cel

METAL STRIP

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

1206

2

SMT

WRAPAROUND

-65 Cel

75

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

.635 mm

.1581 V

ANTI-SULFUR

3.2 mm

e3

AEC-Q200

1.6 mm

CRCW04021K24FKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1240 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

CRCW0402510RFKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

510 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

CRCW0603332RFKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

332 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

CRCW060351K1FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

51100 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

CRCW06036K20FKEAC

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

6200 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

CRCW06038K25FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

8250 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

CRCW0805120KFKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

120000 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

CRCW0805150KFKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

150000 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

CRCW08052R94FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2.94 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

150 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 150

2 mm

e3

AEC-Q200

1.25 mm

CRCW08052R94FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2.94 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

CRCW0805360RJNTA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

360 ohm

.125 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

200

TIN LEAD OVER NICKEL

.45 mm

150 V

LASER TRIMMABLE, RATED AC VOLTAGE (V):150

2 mm

e0

AEC-Q200

1.25 mm

CRCW120622K0FKEAE0

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

22000 ohm

.25 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

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

.5 mm

200 V

LASER TRIMMABLE; RATED AC VOLTAGE (V): 200

3.2 mm

e3

CECC40401-802

1.6 mm

CRCW201036R0FKEFHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

36 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

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.