125 Cel 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)

PCF0603R-560RBT1

Tt Electronics Plc

FIXED RESISTOR

SURFACE MOUNT

560 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, Paper

0603

2

SMT

WRAPAROUND

-55 Cel

25

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

.65 mm

50 V

PRECISION

1.6 mm

e3

.8 mm

SMM02040C2209FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

22 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

SMM02070C1008FBP00

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1 ohm

.4 W

125 Cel

1 %

70 Cel

METAL FILM

Cylindrical

TR, BLISTER, 7 INCH

2309

2

MELF

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

350 V

ANTI-SULFUR

5.8 mm

e3

2.2 mm

AEC-Q200

TNPW04021K00BEED0H

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.35 mm

50 V

ANTI-SULFUR; LASER TRIMMABLE; PRECISION; RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

TNPW04022K15BEED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2150 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.35 mm

50 V

ANTI-SULFUR; LASER TRIMMABLE; PRECISION; RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

CBT50J10R

TE Connectivity

FIXED RESISTOR

THROUGH HOLE MOUNT

10 ohm

.5 W

125 Cel

5 %

.7 mm

70 Cel

CARBON COMPOSITION

TUBULAR PACKAGE

Cylindrical

AMMO PACK

2

Axial

WIRE

Fixed Resistors

9.5mm x 3.6mm

-55 Cel

-600, 200

25 mm

350 V

9.5 mm

3.6 mm

CRCW120615K0FKEAE6

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

15000 ohm

.25 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

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

.5 mm

CRCW1206EN802

200 V

LASER TRIMMABLE; RATED AC VOLTAGE (V): 200

3.2 mm

e3

CRCW-EN802

1.6 mm

HB1100KFZRE

TE Connectivity

FIXED RESISTOR

THROUGH HOLE MOUNT

100000 ohm

2 W

125 Cel

1 %

.6 mm

22.9 mm

70 Cel

THICK FILM

RECTANGULAR PACKAGE

Rectangular

BULK, TRAY

2

Radial

WIRE

FIXED RESISTOR

26.5mm x 3mm

-55 Cel

100

25.4 mm

10.4 mm

7500 V

RATED AC VOLTAGE : 7500

26.5 mm

3 mm

MCU08050C2200FP500

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

220 ohm

.125 W

125 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

50

TIN OVER NICKEL

.45 mm

150 V

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

2 mm

e3

CECC40401-801

1.25 mm

RC0201FR-07680KL

Yageo

FIXED RESISTOR

SURFACE MOUNT

680000 ohm

.05 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

200

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

.23 mm

25 V

LASER TRIMMABLE

.6 mm

e3

.3 mm

SMM02040C1002FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10000 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

SMM02040C2002FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

20000 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

1623775-9

TE Connectivity

FIXED RESISTOR

THROUGH HOLE MOUNT

200 ohm

10 W

125 Cel

5 %

THICK FILM

RECTANGULAR PACKAGE

BULK, TRAY

2

FLAT

25.4mm x 2.54mm x 25.4mm

-55 Cel

100

300 V

CMB02070X4708JB200

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4.7 ohm

.4 W

125 Cel

5 %

70 Cel

CARBON FILM

Cylindrical

TR, Blister, 7 Inch

2309

2

SMT

WRAPAROUND

-55 Cel

MATTE TIN OVER NICKEL

500 V

ANTI-SULFUR, LASER TRIMMABLE, RATED AC VOLTAGE (V): 500

5.8 mm

e3

2.2 mm

AEC-Q200

ERJL08KJ10CV

Panasonic

FIXED RESISTOR

SURFACE MOUNT

.1 ohm

.33 W

125 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

.1817 V

IEC60115-8

3.2 mm

e3

AEC-Q200

1.6 mm

MCU08050C1008FP500

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1 ohm

.125 W

125 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

50

TIN OVER NICKEL

.45 mm

150 V

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

2 mm

e3

CECC40401-801

1.25 mm

MMU01020D1781BB100

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1780 ohm

.2 W

125 Cel

.1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 7 INCH

0904

2

MELF

WRAPAROUND

-55 Cel

25

TIN OVER NICKEL

150 V

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

2.2 mm

e3

1.1 mm

AEC-Q200

TNPW080520K0BEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

20000 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

BDS2A100470RK

TE Connectivity

FIXED RESISTOR

CHASSIS MOUNT

470 ohm

100 W

125 Cel

10 %

THICK FILM

RECTANGULAR PACKAGE

Rectangular

BULK, TRAY

2

Chassis Mount

SCREW

Fixed Resistors

38mm x 25.5mm x 21mm

-55 Cel

150

15.5 mm

500 V

37.8 mm

25.4 mm

ERJ1GNF43R0C

Panasonic

FIXED RESISTOR

SURFACE MOUNT

43 ohm

.05 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PRESSED, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.23 mm

25 V

PRECISION

.6 mm

e3

IEC60115-8

.3 mm

GHVC2512-10MFT18

Tt Electronics Plc

FIXED RESISTOR

SURFACE MOUNT

10000000 ohm

1 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

100

Matte Tin (Sn)

.7 mm

3000 V

ANTI-SULFUR

6.5 mm

e3

3.2 mm

HB110MFZRE

TE Connectivity

FIXED RESISTOR

THROUGH HOLE MOUNT

10000000 ohm

2 W

125 Cel

1 %

.6 mm

22.9 mm

70 Cel

THICK FILM

RECTANGULAR PACKAGE

Rectangular

BULK, TRAY

2

Radial

WIRE

FIXED RESISTOR

26.5mm x 3mm

-55 Cel

100

25.4 mm

10.4 mm

7500 V

RATED AC VOLTAGE : 7500

26.5 mm

3 mm

MCT06030C1501FP500

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1500 ohm

.1 W

125 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

50

MATTE TIN OVER NICKEL

.45 mm

75 V

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

1.55 mm

e3

CECC40401-801

.85 mm

SMM02040D1003BB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

100000 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

SMM02070C1009FBP00

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10 ohm

.4 W

125 Cel

1 %

70 Cel

METAL FILM

Cylindrical

TR, BLISTER, 7 INCH

2309

2

MELF

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

350 V

ANTI-SULFUR

5.8 mm

e3

AEC-Q200

2.2 mm

SMM02070C2203FBP00

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

220000 ohm

.4 W

125 Cel

1 %

70 Cel

METAL FILM

Cylindrical

TR, BLISTER, 7 INCH

2309

2

MELF

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

350 V

ANTI-SULFUR

5.8 mm

e3

AEC-Q200

2.2 mm

TNPW040240K2BEED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

40200 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.35 mm

50 V

ANTI-SULFUR; LASER TRIMMABLE; PRECISION; RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

TNPW08054K75BEEN

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

4750 ohm

.125 W

125 Cel

.1 %

70 Cel

THIN FILM

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

TNPW120620K0BEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

20000 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

1-1614770-8

TE Connectivity

FIXED RESISTOR

CHASSIS MOUNT

2.2 ohm

250 W

125 Cel

10 %

THICK FILM

RECTANGULAR PACKAGE

BULK, TRAY

2

SCREW

67mm x 60.25mm x 36mm

-55 Cel

150

M55342K06B1K00R

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.15 W

125 Cel

5 %

THIN FILM

RECTANGULAR PACKAGE

Chip

0705

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

100

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

.61 mm

50 V

NON-INDUCTIVE

2.032 mm

e0

MIL-PRF-55342

1.27 mm

MCS04020D1003BE100

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

100000 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.32 mm

50 V

ANTI-SULFUR, LASER TRIMMABLE, PRECISION, RATED AC VOLTAGE: 50V

1 mm

e3

CECC40401-801

.5 mm

MCT06030C3003FP500

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

300000 ohm

.1 W

125 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

50

MATTE TIN OVER NICKEL

.45 mm

75 V

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

1.55 mm

e3

CECC40401-801

.85 mm

PCF0603R-330RBT1

Tt Electronics Plc

FIXED RESISTOR

SURFACE MOUNT

330 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, Paper

0603

2

SMT

WRAPAROUND

-55 Cel

25

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

.65 mm

50 V

PRECISION

1.6 mm

e3

.8 mm

PCF0603R-470RBT1

Tt Electronics Plc

FIXED RESISTOR

SURFACE MOUNT

470 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, Paper

0603

2

SMT

WRAPAROUND

-55 Cel

25

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

.65 mm

50 V

PRECISION

1.6 mm

e3

.8 mm

RC0100JR-07330RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

330 ohm

.0312 W

125 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0100

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.13 mm

15 V

LASER TRIMMABLE

.4 mm

e3

.2 mm

RC0201FR-072KL

Yageo

FIXED RESISTOR

SURFACE MOUNT

2000 ohm

.05 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

200

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

.23 mm

25 V

LASER TRIMMABLE

.6 mm

e3

.3 mm

RL73H2BR33FTD

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

.33 ohm

.25 W

125 Cel

1 %

70 Cel

THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

3.1mm x 1.55mm x .55mm

-55 Cel

100

MATTE TIN OVER NICKEL

.55 mm

3.1 mm

e3

1.55 mm

RR1220P-102-B-T5

Susumu

FIXED RESISTOR

SURFACE MOUNT

1000 ohm

.1 W

125 Cel

.1 %

METAL FILM

RECTANGULAR PACKAGE

Chip

TR

0805

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

25

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

.4 mm

100 V

ULTRA-PRECISION

2 mm

e3

RR1220P

1.25 mm

TNPW080551K1BHTA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

51100 ohm

.125 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

50

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

.45 mm

TNPW

150 V

LASER TRIMMABLE; PRECISION

2 mm

e0

TNPW

1.25 mm

4-1630027-5

TE Connectivity

FIXED RESISTOR

CHASSIS MOUNT

120 ohm

300 W

125 Cel

5 %

25 Cel

WIRE WOUND

Rectangular

BULK, BOX

2

Chassis Mount

STUD

180mm x 73mm x 42mm

-55 Cel

30

42 mm

2500 V

FREE AIR POWER : 75W, RATED AC VOLTAGE (V): 2500

180 mm

73 mm

ERJL1WKF50MU

Panasonic

FIXED RESISTOR

SURFACE MOUNT

.05 ohm

1 W

125 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

1.1 mm

.2236 V

IEC60115-8

6.4 mm

e3

AEC-Q200

3.2 mm

MBB02070C4991DCT00

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

4990 ohm

.4 W

125 Cel

.5 %

.6 mm

70 Cel

METAL FILM

Tubular

AMMO PACK

2

Axial

WIRE

-55 Cel

50

TIN

28 mm

350 V

RATED AC VOLATGE: 350V (AC)

6.5 mm

e3

2.5 mm

MBB02070C4991DRP00

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

4990 ohm

.4 W

125 Cel

.5 %

.6 mm

70 Cel

METAL FILM

Tubular

TR

2

Axial

WIRE

-55 Cel

50

TIN

28 mm

350 V

RATED AC VOLATGE: 350V (AC)

6.5 mm

e3

2.5 mm

PCF0603-20-383RWI

Tt Electronics Plc

FIXED RESISTOR

SURFACE MOUNT

383 ohm

.063 W

125 Cel

.05 %

70 Cel

THIN FILM

Rectangular

TR, Paper

0603

2

SMT

WRAPAROUND

-55 Cel

2

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

.65 mm

50 V

PRECISION

1.6 mm

e3

.8 mm

SMM02040C2211FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2210 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

TNPW040210K0BHED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

10000 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

.35 mm

50 V

ANTI-SULFUR; LASER TRIMMABLE; PRECISION; RATED AC VOLTAGE (V): 50

1 mm

e3

AEC-Q200

.5 mm

5110

Keystone Electronics

JUMPER

SURFACE MOUNT

0 ohm

.5 W

125 Cel

70 Cel

METAL STRIP

Rectangular

TR, 7 INCH

0603

2

SMT

ONE SURFACE

-40 Cel

.7 mm

RATED CURRENT: 20A

1.55 mm

.85 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.