3 ohm Fixed Resistors 78

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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)

PWR163S-25-3R00F

Bourns

FIXED RESISTOR

SURFACE MOUNT

3 ohm

25 W

155 Cel

1 %

25 Cel

METAL GLAZE/THICK FILM

Rectangular

TUBE

3232

2

SMT

GULL WING

-55 Cel

100

TIN

2.79 mm

250 V

8.22 mm

e3

AEC-Q200

8.13 mm

825F3R0

Ohmite Manufacturing

FIXED RESISTOR

CHASSIS MOUNT

3 ohm

25 W

275 Cel

1 %

2.05 mm

25 Cel

WIRE WOUND

RECTANGULAR PACKAGE

Aluminum Housing

2

Chassis Mount

LUG

Fixed Resistors

50

Tin/Lead (Sn/Pb)

11.13 mm

13.87 mm

520 V

26.97 mm

e0

MIL-R-18546

27.43 mm

RH0253R000FC02

Vishay Intertechnology

FIXED RESISTOR

CHASSIS MOUNT

3 ohm

25 W

250 Cel

1 %

25 Cel

WIRE WOUND

RECTANGULAR PACKAGE

Rectangular

CARD PACK

2

Chassis Mount

LUG

FIXED RESISTOR

-55 Cel

50

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

11.13 mm

13.87 mm

STANDARDS: MIL-PRF-18546

26.97 mm

e0

MIL-PRF-18546

27.43 mm

RH0253R000FE02

Vishay Intertechnology

FIXED RESISTOR

CHASSIS MOUNT

3 ohm

25 W

250 Cel

1 %

25 Cel

WIRE WOUND

RECTANGULAR PACKAGE

Rectangular

BULK

2

Chassis Mount

LUG

FIXED RESISTOR

-55 Cel

50

Nickel/Palladium/Gold (Ni/Pd/Au)

11.13 mm

13.87 mm

26.97 mm

e4

MIL-PRF-18546

27.43 mm

ERJ14BQF3R0U

Panasonic

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED, 7 INCH

1210

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.6 mm

1.2247 V

IEC60115-8

3.2 mm

e3

AEC-Q200

2.5 mm

RC0402FR-073RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 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

KTR03EZPF3R00

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 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

TIN OVER NICKEL

.45 mm

350 V

1.6 mm

e3

AEC-Q200

.8 mm

RC0603FR-073RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 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

ESR03EZPJ3R0

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.25 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

200

TIN OVER NICKEL

.45 mm

150 V

LASER TRIMMABLE, STANDARD: TS 16949

1.6 mm

e3

AEC-Q200

.8 mm

CR2512AJ/-3R0ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

3 ohm

1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, Embossed, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

400

TIN OVER NICKEL

.6 mm

200 V

6.3 mm

e3

AEC-Q200

3.2 mm

LTR18EZPF3R00

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.75 W

155 Cel

1 %

70 Cel

THICK FILM

Rectangular

TR, Paper, 7 Inch

0612

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.55 mm

200 V

3.2 mm

e3

AEC-Q200

1.6 mm

SDR10EZPF3R00

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

.55 mm

400 V

2 mm

AEC-Q200

1.25 mm

ESR10EZPJ3R0

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 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

ESR18EZPJ3R0

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.5 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Chip

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

200

TIN OVER NICKEL

.55 mm

200 V

LASER TRIMMABLE, STANDARD: TS 16949

3.2 mm

e3

AEC-Q200

1.6 mm

KTR18EZPF3R00

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 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

500 V

3.2 mm

e3

AEC-Q200

1.6 mm

LTR50UZPF3R00

ROHM

FIXED RESISTOR

SURFACE MOUNT

3 ohm

1 W

155 Cel

1 %

70 Cel

THICK FILM

Rectangular

TR, Embossed, 7 Inch

1020

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.55 mm

200 V

5 mm

e3

AEC-Q200

2.5 mm

AC0201JR-073RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.05 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0201

2

SMT

WRAPAROUND

-55 Cel

-100,350

MATTE TIN OVER NICKEL

.23 mm

25 V

LASER TRIMMABLE

.6 mm

AEC-Q200

.3 mm

AC0603FR-073RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 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

AC0805JR-073RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.125 W

155 Cel

5 %

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

AEC-Q200

1.25 mm

AC2512FK-073RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

200

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

.55 mm

200 V

LASER TRIMMABLE

6.35 mm

e3

AEC-Q200

3.1 mm

ALSR033R000JE12

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

3 ohm

3 W

250 Cel

5 %

.813 mm

25 Cel

WIRE WOUND

TUBULAR PACKAGE

Tubular

BULK

2

Axial

WIRE

FIXED RESISTOR

-65 Cel

50

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

38.1 mm

3 V

12.7 mm

e3

4.57 mm

CRCW12063R00JNEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.25 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.55 mm

200 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 200

3.2 mm

e3

AEC-Q200

1.6 mm

PWR163S-25-3R00J

Bourns

FIXED RESISTOR

SURFACE MOUNT

3 ohm

25 W

155 Cel

5 %

25 Cel

METAL GLAZE/THICK FILM

Rectangular

TUBE

3232

2

SMT

GULL WING

-55 Cel

100

TIN

2.79 mm

250 V

8.22 mm

e3

AEC-Q200

8.13 mm

PWR220T-20-3R00F

Bourns

FIXED RESISTOR

THROUGH HOLE MOUNT

3 ohm

20 W

155 Cel

1 %

.72 mm

5.08 mm

25 Cel

METAL GLAZE/THICK FILM

Rectangular

Tube

2

Radial

WIRE

-55 Cel

100

MATTE TIN

13.72 mm

14.6 mm

7.746 V

10.1 mm

e3

AEC-Q200

4 mm

PWR263S-35-3R00F

Bourns

FIXED RESISTOR

SURFACE MOUNT

3 ohm

35 W

155 Cel

1 %

25 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TUBE

4035

2

SMT

GULL WING

-55 Cel

100

MATTE TIN

4.5 mm

250 V

10.1 mm

e3

AEC-Q200

8.8 mm

RC0402FR-133RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.0625 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 13 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

RH0503R000FE02

Vishay Intertechnology

FIXED RESISTOR

CHASSIS MOUNT

3 ohm

50 W

250 Cel

1 %

25 Cel

WIRE WOUND

RECTANGULAR PACKAGE

Rectangular

BULK

2

Chassis Mount

LUG

FIXED RESISTOR

-55 Cel

50

Nickel/Palladium/Gold (Ni/Pd/Au)

11.13 mm

15.49 mm

49.99 mm

e4

MIL-PRF-18546

28.96 mm

RK73B1JTTD3R0J

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

3 ohm

.125 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PUNCHED PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.45 mm

75 V

IEC60115-8

1.6 mm

e3

AEC-Q200

.8 mm

WSC69273R000FEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

3 ohm

3 W

275 Cel

1 %

70 Cel

WIRE WOUND

RECTANGULAR PACKAGE

Rectangular

TR, EMBOSSED PLASTIC, 13 INCH

6927

2

SMT

WRAPAROUND

Fixed Resistors

-65 Cel

50

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

7.11 mm

WSC

3 V

PRECISION

17.53 mm

e3

AEC-Q200

6.98 mm

5073NW3R000J12AFX

Phoenix Contact

FIXED RESISTOR

THROUGH HOLE MOUNT

3 ohm

1 W

155 Cel

5 %

70 Cel

METAL FILM

TUBULAR PACKAGE

TR, 12 INCH

2

WIRE

-55 Cel

250

TIN

350 V

e3

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.