300 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)

RC1005F301CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

300 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

RC3216J301CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

300 ohm

.25 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, Paper, 7 Inch

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

TIN OVER NICKEL

.55 mm

200 V

3.2 mm

e3

1.6 mm

30-300R-S

Ttm Technologies

FIXED RESISTOR

SURFACE MOUNT

300 ohm

30 W

150 Cel

5 %

100 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

TR

2

FLAT

Fixed Resistors

-55 Cel

OPERATING FREQUENCY: 3GHZ

AC1210FR-07300RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

300 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

1210

2

SMT

WRAPAROUND

-55 Cel

100

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

.55 mm

200 V

LASER TRIMMABLE

3.1 mm

e3

AEC-Q200

2.6 mm

AC2512FK-07300RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

300 ohm

1 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

100

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

.55 mm

200 V

LASER TRIMMABLE

6.35 mm

e3

AEC-Q200

3.1 mm

CFR-25JR-52-300R

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

300 ohm

.25 W

155 Cel

5 %

.55 mm

70 Cel

CARBON FILM

CYLINDRICAL PACKAGE

Tubular

TR, 12 INCH

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

-500,350

MATTE TIN

250 V

6.3 mm

e3

2.4 mm

AEC-Q200

CR2512-JW-301ELF

Bourns

FIXED RESISTOR

SURFACE MOUNT

300 ohm

1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, Embossed, 7 Inch

2512

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.6 mm

200 V

6.3 mm

e3

3.2 mm

CRCW0603300RJNEA

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

300 ohm

.1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, PAPER, 7 INCH

0603

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN OVER NICKEL

.45 mm

75 V

LASER TRIMMABLE, RATED AC VOLTAGE (V): 75

1.55 mm

e3

AEC-Q200

.85 mm

CRCW2010300RJNEFHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

300 ohm

1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, BLISTER, 7 INCH

2010

2

SMT

WRAPAROUND

-55 Cel

200

MATTE TIN

.6 mm

400 V

RATED AC VOLTAGE: 400V

5 mm

e3

AEC-Q200

2.5 mm

MF0204FTE52-300R

Yageo

FIXED RESISTOR

THROUGH HOLE MOUNT

300 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

NRC12F3000TRF

Nic Components

FIXED RESISTOR

SURFACE MOUNT

300 ohm

.25 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

1206

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

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

.55 mm

200 V

3.1 mm

e3

AEC-Q200

1.55 mm

RC0402FR-07300RP

Yageo

FIXED RESISTOR

SURFACE MOUNT

300 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 OVER NICKEL

.35 mm

50 V

LASER TRIMMABLE

1 mm

e3

.5 mm

RC1608J301CS

Samsung Electro-mechanics

FIXED RESISTOR

SURFACE MOUNT

300 ohm

.1 W

155 Cel

5 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, Paper, 7 Inch

0603

2

SMT

WRAPAROUND

FIXED RESISTOR

-55 Cel

100

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

.45 mm

50 V

1.6 mm

e3

.8 mm

SL1TTE3000F

Koa Speer Electronics

FIXED RESISTOR

SURFACE MOUNT

300 ohm

1 W

180 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, EMBOSSED PLASTIC, 7 INCH

2512

2

SMT

WRAPAROUND

-55 Cel

100

TIN

1.9 mm

200 V

FLAME PROOF

6.3 mm

e3

AEC-Q200

3.1 mm

5073NW300R0J12AFX

Phoenix Contact

FIXED RESISTOR

THROUGH HOLE MOUNT

300 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.