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)

AC2010FK-072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 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

AEC-Q200

2.5 mm

CCF552K49FKE36

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

2490 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

CR1206-FX-2491ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

2490 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

3.1 mm

e3

1.55 mm

M55342K04B2E49RS2

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.15 W

150 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, 7 INCH

1505

2

SMT

WRAPAROUND

-65 Cel

100

TIN LEAD OVER NICKEL

.51 mm

125 V

ANTI-SULFUR

3.94 mm

MIL-PRF-55342

1.27 mm

MCT06030E2491BP500

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

15

MATTE TIN OVER NICKEL

.45 mm

75 V

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

1.55 mm

e3

CECC40401-801

.85 mm

RC0402FR-132K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.0625 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 13 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

RG1005P-2491-D-T10

Susumu

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.0625 W

155 Cel

.5 %

85 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

.35 mm

75 V

ANTI-SULFUR, HIGH PRECISION

1 mm

e3

AEC-Q200

.5 mm

RK73H2BTTD2491F

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

200 V

PRECISION

3.2 mm

e3

AEC-Q200

1.6 mm

RK73H2HTTE2491F

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.75 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2010

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.6 mm

200 V

PRECISION

5 mm

e3

AEC-Q200

2.5 mm

RMC1/16K2491FTP

Kamaya Electric

FIXED RESISTOR

SURFACE MOUNT

2490 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

50 V

1.6 mm

e3

.8 mm

RNC55J2491FSB14

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

2490 ohm

.1 W

175 Cel

1 %

.64 mm

125 Cel

METAL FILM

Tubular

BULK

2

Axial

WIRE

-65 Cel

25

Tin/Lead (Sn/Pb)

38.1 mm

200 V

PRECISION

6.35 mm

e0

2.39 mm

MIL-PRF-55182

RP73D1J2K49BTDG

TE Connectivity

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.1 W

155 Cel

.1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

Fixed Resistors

-55 Cel

15

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

.45 mm

RP73

75 V

HIGH PRECISION

1.55 mm

e3

RP73

MIL-STD-202

.8 mm

RT0402BRD072K49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.0625 W

155 Cel

.1 %

70 Cel

THIN FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

25

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

.3 mm

50 V

HIGH PRECISION, LASER TRIMMABLE

1 mm

e3

.5 mm

SMM02040C2491FB000

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 ohm

.25 W

125 Cel

1 %

70 Cel

THIN FILM

CYLINDRICAL PACKAGE

Cylindrical

TR, BLISTER, 13 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

TNPW08052K49BEEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2490 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

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.