1000000 ohm Fixed Resistors 469

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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)

MF0204FTE52-1M

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.4 W

155 Cel

1 %

.45 mm

70 Cel

METAL FILM

CYLINDRICAL PACKAGE

Tubular

AMMO PACK

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

50

Matte Tin (Sn)

250 V

3.4 mm

e3

1.9 mm

AEC-Q200

RC1005F105CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.0625 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, Paper, 7 Inch

0402

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

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

.35 mm

50 V

1 mm

e3

.5 mm

CCF551M00FKE36

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.5 W

165 Cel

1 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Tubular

TR

2

Axial

WIRE

Fixed Resistors

-65 Cel

100

MATTE TIN

27.94 mm

250 V

DUAL RATED AS 0.25 WATTS, FLAME PROOF

6.22 mm

e3

2.29 mm

HHV1WSJT-52-1M

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

1 W

155 Cel

5 %

.8 mm

70 Cel

METAL GLAZE/THICK FILM

CYLINDRICAL PACKAGE

Cylindrical

Ammo Pack

2

Axial

WIRE

Fixed Resistors

-55 Cel

200

Tin (Sn)

35 mm

5000 V

FLAME PROOF

11.5 mm

e3

4.5 mm

KTR03EZPF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 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 OVER NICKEL

.45 mm

350 V

1.6 mm

e3

AEC-Q200

.8 mm

KTR18EZPJ105

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

200

TIN OVER NICKEL

.55 mm

500 V

3.2 mm

e3

AEC-Q200

1.6 mm

MCR01MZPF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 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 OVER NICKEL

.35 mm

50 V

1 mm

e3

.5 mm

MCR03ERTF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

.45 mm

50 V

1.6 mm

e3

TS 16949

.8 mm

MMU01020C1004FB300

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.3 W

155 Cel

1 %

70 Cel

THIN FILM

Cylindrical

TR, BLISTER, 7 INCH

0904

2

SMT

WRAPAROUND

-55 Cel

50

TIN OVER NICKEL

150 V

ANTI-SULFUR; LASER TRIMMABLE; RATED AC VOLTAGE (V): 150; STANDARD: CECC40401-803

2.2 mm

e3

1.1 mm

AEC-Q200

MCR03EZPFX1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 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 OVER NICKEL

.45 mm

50 V

1.6 mm

e3

.8 mm

RC0603FR-101ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 10 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

75 V

LASER TRIMMABLE

1.6 mm

e3

.8 mm

RE0402DRE071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.0625 W

155 Cel

.5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

50

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

.32 mm

50 V

LASER TRIMMABLE, ULTRA PRECISION

1 mm

e3

.5 mm

RE0603DRE071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.1 W

155 Cel

.5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

50

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

.45 mm

75 V

LASER TRIMMABLE, ULTRA PRECISION

1.6 mm

e3

.8 mm

RE1206FRE071ML

Yageo

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

50

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

.55 mm

200 V

LASER TRIMMABLE, ULTRA PRECISION

3.1 mm

e3

1.6 mm

RT0805BRE071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.125 W

155 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

50

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

.5 mm

150 V

HIGH PRECISION, LASER TRIMMABLE

2 mm

e3

1.25 mm

AC0201JR-071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.05 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.23 mm

25 V

LASER TRIMMABLE

.6 mm

AEC-Q200

.3 mm

AT1206BRD071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

25

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

.55 mm

200 V

ANTI-SULFUR, HIGH PRECISION

3.1 mm

e3

AEC-Q200

1.6 mm

CFR-25JB-52-1M

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.25 W

155 Cel

5 %

.55 mm

70 Cel

CARBON FILM

TUBULAR PACKAGE

Tubular

Bulk

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

-700,0

MATTE TIN

28 mm

250 V

6.3 mm

e3

2.4 mm

AEC-Q200

CFR-25JR-52-1M

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.25 W

155 Cel

5 %

.55 mm

70 Cel

CARBON FILM

TUBULAR PACKAGE

Tubular

TR, 12 INCH

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

-700,0

MATTE TIN

250 V

6.3 mm

e3

2.4 mm

AEC-Q200

CHV1206FX1004EST

Bourns

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PLASTIC, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

Tin/Nickel (Sn/Ni)

.55 mm

800 V

3.1 mm

e2

1.6 mm

CHV2512-JW-105ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

200

TIN OVER NICKEL

.6 mm

3000 V

6.4 mm

e3

3.2 mm

CHV2512AFX-1004ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Paper, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.6 mm

3000 V

IEC60065; UL1676

6.4 mm

e3

AEC-Q200; IEC60950

3.2 mm

CMP1206-FX-1004ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.75 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Paper, 7 Inch

1206

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.55 mm

250 V

3.1 mm

e3

1.6 mm

CR10-105JT

Asj

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.0625 W

125 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

200

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

.35 mm

50 V

1 mm

e0

.5 mm

CR10-105J-T

KYOCERA AVX

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.1 W

125 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PUNCHED PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

200

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

.5 mm

50 V

1.6 mm

e3

CR10(J TOL)

.8 mm

ESR01MZPF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.2 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

TIN OVER NICKEL

.35 mm

50 V

LASER TRIMMABLE, STANDARD: TS 16949

1 mm

e3

AEC-Q200

.5 mm

MCR18EZPF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.55 mm

200 V

3.2 mm

e3

1.6 mm

RC0402BR-071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.0625 W

155 Cel

.1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

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

.35 mm

50 V

LASER TRIMMABLE

1 mm

e3

.5 mm

RC2010FK-071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.75 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2010

2

SMT

WRAPAROUND

-55 Cel

100

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

.55 mm

200 V

LASER TRIMMABLE

5 mm

e3

2.5 mm

RSF200JB-73-1M

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

2 W

155 Cel

5 %

.8 mm

70 Cel

METAL OXIDE FILM

TUBULAR PACKAGE

Tubular

BULK

2

Axial

WIRE

Fixed Resistors

-55 Cel

300

Matte Tin (Sn)

33 mm

350 V

FLAME PROOF

15.5 mm

e3

5 mm

CMP1206AFX-1004ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.75 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

250 V

3.1 mm

e3

AEC-Q200

1.6 mm

CRT1206-DY-1004ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

.5 %

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

PRECISON

3.05 mm

e3

1.55 mm

MCR10EZHMFX1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

TR, PAPER, 7 INCH

0805

2

WRAPAROUND

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

150 V

e3

RCS1005J105CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.0625 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.35 mm

50 V

ANTI-SULFUR

1 mm

e3

.5 mm

ESR10EZPJ105

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.4 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

200

TIN OVER NICKEL

.55 mm

150 V

LASER TRIMMABLE, STANDARD: TS 16949

2 mm

e3

AEC-Q200

1.25 mm

KTR10EZPF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.125 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

.55 mm

400 V

2 mm

e3

AEC-Q200

1.25 mm

MCR01MRTF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.063 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

.35 mm

50 V

1 mm

e3

TS 16949

.5 mm

MCR03EZHJ105

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

200

Tin (Sn) - with Nickel (Ni) barrier

.45 mm

50 V

1.6 mm

e3

.8 mm

MCR10EZHF1004

ROHM

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

.55 mm

150 V

2 mm

e3

1.25 mm

RC0603J105CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.05 W

125 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, Paper, 7 Inch

0201

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

250

TIN OVER NICKEL

.23 mm

25 V

.6 mm

e3

.3 mm

9C08052A1004FKHFT

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

100

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

.5 mm

RC0805

150 V

LASER TRIMMABLE

2 mm

e3

9C0805(1%,100PPM)

1.25 mm

RC0201JR-071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.05 W

125 Cel

5 %

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

RLR07C1004GSB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

1000000 ohm

.25 W

150 Cel

2 %

.64 mm

70 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

100

Tin/Lead (Sn/Pb)

38.1 mm

250 V

6.35 mm

e0

2.29 mm

MIL-PRF-39017

1206S4F1004T5E

Royal Electronic Fty

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

Fixed Resistors

-55 Cel

100

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

.55 mm

200 V

PACKAGING ALSO AVAILABLE IN 4/10/13 INCH REEL UPON REQUEST

3.1 mm

e3

1.55 mm

232270671005L

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.0625 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

100

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

.35 mm

50 V

LASER TRIMMABLE

1 mm

e3

.5 mm

9C12063A1004FKHFT

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

100

MATTE TIN OVER NICKEL

.55 mm

200 V

LASER TRIMMABLE

3.2 mm

e3

1.6 mm

AC0201FR-071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.05 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.23 mm

25 V

LASER TRIMMABLE

.6 mm

AEC-Q200

.3 mm

AC0603JR-071ML

Yageo

FIXED RESISTOR

SURFACE MOUNT

1000000 ohm

.1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

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

.45 mm

75 V

LASER TRIMMABLE

1.6 mm

e3

AEC-Q200

.8 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.