2.49 ohm Fixed Resistors 18

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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)

CRCW12062R49FKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.75 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

100

MATTE TIN OVER NICKEL

.5 mm

200 V

RATED AC VOLTAGE: 200V

3.1 mm

e3

AEC-Q200

1.6 mm

RC0603FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

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

.45 mm

75 V

LASER TRIMMABLE

1.6 mm

e3

.8 mm

AA0603FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

200

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

.45 mm

75 V

ANTI-SULFUR

1.6 mm

e3

AEC-Q200

.8 mm

AC0603FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

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

.45 mm

75 V

LASER TRIMMABLE

1.6 mm

e3

AEC-Q200

.8 mm

AF0603FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 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

200

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

.45 mm

75 V

ANTI-SULFUR, LASER TRIMMABLE

1.6 mm

e3

AEC-Q200

.8 mm

RC0402FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.0625 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

200

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

.35 mm

50 V

LASER TRIMMABLE

1 mm

e3

.5 mm

RC0603FR-132R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 13 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

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

.45 mm

75 V

LASER TRIMMABLE

1.6 mm

e3

.8 mm

RC2010FK-072.49RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.75 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

TR, EMBOSSED, 7 INCH

2010

2

WRAPAROUND

Fixed Resistors

-55 Cel

200

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

RC

200 V

LASER TRIMMABLE

e3

RCS12062R49FKEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.5 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

200 V

RATED AC VOLTAGE (V) : 200

3.2 mm

e3

AEC-Q200

1.6 mm

SR0603FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

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

.45 mm

150 V

1.6 mm

e3

AEC-Q200

.8 mm

RC0402FR-072.49RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.0625 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

RECTANGULAR PACKAGE

TR, PAPER, 7 INCH

0402

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.32 mm

50 V

LASER TRIMMABLE

1 mm

e3

.5 mm

RC0603FR-072.49RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

TR, PAPER, 7 INCH

0603

2

WRAPAROUND

-55 Cel

200

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

50 V

LASER TRIMMABLE

e3

TFCR1206-8W-C-2R49DT-1K

Venkel

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.125 W

155 Cel

.5 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

TR, PAPER, 7 INCH

1206

2

WRAPAROUND

-55 Cel

50

MATTE TIN OVER NICKEL

150 V

PRECISION

e3

MIL-STD-202

TFCR2512-2W-E-2R49DT-1K

Venkel

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.5 W

155 Cel

.5 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

TR, EMBOSSED, 7 INCH

2512

2

WRAPAROUND

-55 Cel

25

MATTE TIN OVER NICKEL

150 V

PRECISION

e3

MIL-STD-202

NTR06F2R49CTRF

Nic Components

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.063 W

155 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR, Paper, 7 Inch

0603

2

SMT

WRAPAROUND

-55 Cel

25

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

.45 mm

50 V

1.55 mm

e3

.8 mm

RWR80S2R49DRB12

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

2.49 ohm

2 W

250 Cel

.5 %

.508 mm

25 Cel

WIRE WOUND

Tubular

BULK

2

Axial

WIRE

-55 Cel

50

Tin/Lead (Sn/Pb)

2.2316 V

10.31 mm

e0

2.39 mm

MIL-PRF-39007

RC1206FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

200

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

.55 mm

200 V

LASER TRIMMABLE

3.1 mm

e3

1.6 mm

RC0805FR-072R49L

Yageo

FIXED RESISTOR

SURFACE MOUNT

2.49 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

200

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

.5 mm

150 V

LASER TRIMMABLE

2 mm

e3

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.