2490 ohm Fixed Resistors 111

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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)

M55342K06B2E49SWL

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.15 W

150 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

WAFFLE PACK

0705

2

SMT

WRAPAROUND

-65 Cel

100

TIN LEAD OVER NICKEL

.51 mm

50 V

ANTI-SULFUR

2.03 mm

MIL-PRF-55342

1.27 mm

NTR50A2491DTRF

Nic Components

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.5 W

155 Cel

.05 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, Embossed Plastic, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

50

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

.55 mm

150 V

6.3 mm

e3

3.1 mm

NTR50D2491CTRF

Nic Components

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.5 W

155 Cel

.5 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, Embossed Plastic, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

25

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

.55 mm

150 V

6.3 mm

e3

3.1 mm

RQ73C1J2K49BTDF

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.15 W

155 Cel

.1 %

85 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

0603

2

SMT

WRAPAROUND

1.55mm x .8mm x .45mm

-55 Cel

10

TIN OVER NICKEL

.45 mm

75 V

ANTI-SULFUR; PRECISION

1.55 mm

e3

AEC-Q200

.8 mm

NTR50T2491BTRF

Nic Components

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.5 W

155 Cel

.01 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, Embossed Plastic, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

10

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

.55 mm

150 V

6.3 mm

e3

3.1 mm

5-2176092-1

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.25 W

.1 %

THIN FILM

RECTANGULAR PACKAGE

TR

0805

2

WRAPAROUND

2mm x 1.25mm x .55mm

25

MATTE TIN OVER NICKEL

150 V

PRECISION

e3

BCR24900FCAHWS

Vishay Intertechnology

FIXED RESISTOR

2490 ohm

.25 W

125 Cel

1 %

THIN FILM

Chip

Waffle Pack

0202

2

SMT

FIXED RESISTOR

-55 Cel

50

.253 mm

75 V

.5 mm

.5 mm

BCR24900FKAHWS

Vishay Intertechnology

FIXED RESISTOR

2490 ohm

.25 W

125 Cel

1 %

THIN FILM

Chip

Waffle Pack

0202

2

SMT

FIXED RESISTOR

-55 Cel

100

.253 mm

75 V

.5 mm

.5 mm

BCR24900FKAKWS

Vishay Intertechnology

FIXED RESISTOR

2490 ohm

.25 W

125 Cel

1 %

THIN FILM

Chip

Waffle Pack

0202

2

SMT

FIXED RESISTOR

-55 Cel

100

.253 mm

75 V

.5 mm

BCR

.5 mm

BCR24900FKGHWS

Vishay Intertechnology

FIXED RESISTOR

2490 ohm

.25 W

125 Cel

1 %

THIN FILM

Chip

Waffle Pack

0202

2

SMT

FIXED RESISTOR

-55 Cel

100

.253 mm

75 V

.5 mm

.5 mm

CPF0402B2K49E1

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.063 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

0402

2

SMT

WRAPAROUND

1mm x .5mm x .3mm

-55 Cel

25

.3 mm

25 V

PRECISION

1 mm

.5 mm

ERA6ARB2491V

Panasonic

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.125 W

155 Cel

.1 %

85 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

10

TIN OVER NICKEL

.5 mm

100 V

IEC60115-8

2 mm

e3

AEC-Q200

1.25 mm

PCF0603-13-2K49BT1

Tt Electronics Plc

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.063 W

125 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, Paper

0603

2

SMT

WRAPAROUND

-55 Cel

5

MATTE TIN OVER NICKEL

.65 mm

50 V

PRECISION

1.6 mm

e3

.8 mm

RK73H3ATTE2491F

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

200 V

PRECISION

6.3 mm

e3

AEC-Q200

3.1 mm

RNCF0805BKE2K49

Stackpole Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.25 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

25

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

.55 mm

150 V

2 mm

e3

AEC-Q200

1.25 mm

CPF0603F2K49C1

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.063 W

155 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

0603

2

SMT

WRAPAROUND

1.55mm x .8mm x .45mm

-55 Cel

50

.45 mm

50 V

PRECISION

1.55 mm

.8 mm

ERJ1TNF2491U

Panasonic

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

1 W

155 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

.6 mm

200 V

PRECISION, STANDARD: IEC60115-8

6.4 mm

e3

AEC-Q200

3.2 mm

ERJPA3F2491V

Panasonic

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.25 W

155 Cel

1 %

105 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.45 mm

150 V

HIGH PRECISION, IEC60115-8

1.6 mm

e3

AEC-Q200

.8 mm

M55342K01B2E49SS6

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.05 W

150 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, 7 INCH

0502

2

SMT

WRAPAROUND

-65 Cel

100

TIN LEAD OVER NICKEL

.38 mm

40 V

ANTI-SULFUR

1.4 mm

MIL-PRF-55342

.58 mm

PHT1206H2491FNT

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

200 Cel

1 %

THIN FILM

RECTANGULAR PACKAGE

TR, PLASTIC

1206

2

WRAPAROUND

-55 Cel

55

Tin/Silver (Sn/Ag)

200 V

HIGH PRECISION

e2

RP73PF1E2K49BTDF

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

0402

2

SMT

WRAPAROUND

1mm x .5mm x .3mm

-55 Cel

25

MATTE TIN OVER NICKEL

.3 mm

50 V

1 mm

e3

.5 mm

TNPW06032K49BEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 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

ERA3ARB2491V

Panasonic

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

.1 %

85 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

10

TIN OVER NICKEL

.45 mm

75 V

IEC60115-8

1.6 mm

e3

AEC-Q200

.8 mm

MC0.125W12061%2K49

Multicomp Pro

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

.55 mm

200 V

3.1 mm

1.55 mm

MC0125W120612K49

Multicomp Pro

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR

1206

2

SMT

WRAPAROUND

-55 Cel

100

Tin (Sn) - with Nickel (Ni) barrier

.55 mm

200 V

3.1 mm

e3

1.55 mm

NTR50F2491CTRF

Nic Components

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.5 W

155 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, Embossed Plastic, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

25

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

.55 mm

150 V

6.3 mm

e3

3.1 mm

RC0201FR-072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 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

RC1206FR-072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 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 (Sn) - with Nickel (Ni) barrier

.55 mm

200 V

LASER TRIMMABLE

3.1 mm

e3

1.6 mm

RK73H1ETTP2491F

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.35 mm

75 V

PRECISION

1 mm

e3

AEC-Q200

.5 mm

RMCF0603FT2K49

Stackpole Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 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

MATTE TIN OVER NICKEL

.45 mm

75 V

1.55 mm

e3

AEC-Q200

.8 mm

RN73C1E2K49BTDF

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.063 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

RECTANGULAR PACKAGE

TR

0402

2

SMT

WRAPAROUND

1mm x .5mm x .3mm

-55 Cel

10

MATTE TIN OVER NICKEL

.3 mm

25 V

PRECISION

1 mm

e3

.5 mm

RN73C2A2K49BTDF

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

RECTANGULAR PACKAGE

TR

0805

2

SMT

WRAPAROUND

2mm x 1.25mm x .55mm

-55 Cel

10

MATTE TIN OVER NICKEL

.55 mm

100 V

PRECISION

2 mm

e3

1.25 mm

YR1B2K49CC

TE Connectivity

FIXED RESISTOR

THROUGH HOLE MOUNT

2490 ohm

.25 W

155 Cel

.1 %

.6 mm

THIN FILM

TUBULAR PACKAGE

Tubular

AMMO PACK

2

Axial

WIRE

FIXED RESISTOR

6.3mm x 2.3mm

-65 Cel

15

25 mm

250 V

PRECISION

6.3 mm

2.3 mm

CRCW02012K49FKED

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 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

CRCW25122K49FKEGHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

1.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, BLISTER, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

500 V

RATED AC VOLTAGE: 500V

6.3 mm

e3

AEC-Q200

3.15 mm

ERJP06F2491V

Panasonic

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

400 V

HIGH PRECISION, IEC60115-8

2 mm

e3

AEC-Q200

1.25 mm

GP55S-2491-FTW

Rcd Components

FIXED RESISTOR

THROUGH HOLE MOUNT

2490 ohm

.5 W

160 Cel

1 %

.6 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Cylindrical

TR

2

Axial

WIRE

Fixed Resistors

-55 Cel

100

Matte Tin (Sn)

GPS

250 V

PRECISION

6.3 mm

e3

GPS

2.3 mm

RN73H1JTTD2491B10

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

.1 %

85 Cel

THIN FILM

Rectangular

TR, PUNCHED PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

10

MATTE TIN OVER NICKEL

.45 mm

75 V

ANTI-SULFUR, HIGH PRECISION

1.6 mm

e3

AEC-Q200

.8 mm

SM6227FT2K49

Stackpole Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

3 W

275 Cel

1 %

70 Cel

WIRE WOUND

RECTANGULAR PACKAGE

Rectangular

TR, PLASTIC, 13 INCH

6227

2

SMT

WRAPAROUND

-55 Cel

20

Matte Tin (Sn)

6.35 mm

86.4292 V

15.88 mm

e3

6.99 mm

RT0603FRE072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

50

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

.45 mm

75 V

HIGH PRECISION, LASER TRIMMABLE

1.6 mm

e3

.8 mm

CMF552K4900FHEK

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

2490 ohm

.5 W

175 Cel

1 %

.64 mm

70 Cel

METAL FILM

Tubular

Bulk

2

Axial

WIRE

-55 Cel

50

MATTE TIN

38.1 mm

250 V

FLAME PROOF, PRECISION

6.1 mm

e3

2.29 mm

RC0603FR-132K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 13 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

.8 mm

RT0805BRD072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.125 W

155 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

25

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

.5 mm

150 V

HIGH PRECISION, LASER TRIMMABLE

2 mm

e3

1.25 mm

MCR03EZPFX2491

ROHM

FIXED RESISTOR

SURFACE MOUNT

2490 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

RCS1005F2491CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.0625 W

155 Cel

1 %

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

CRCW20102K49FKEF

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.75 W

155 Cel

1 %

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

LASER TRIMMABLE, RATED AC VOLTAGE (V): 400

5 mm

e3

AEC-Q200

2.5 mm

5043ED2K490F

Yageo

FIXED RESISTOR

2490 ohm

.4 W

155 Cel

1 %

.6 mm

METAL FILM

Leaded

2

Axial

Fixed Resistors

-55 Cel

5043ED

250 V

6.5 mm

5043ED

2.5 mm

AC0201FR-072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 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

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.