191 ohm Fixed Resistors 7

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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)

M55342M08B191DPS6

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

191 ohm

.8 W

150 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

Rectangular

TR, 7 INCH

2010

2

SMT

WRAPAROUND

-65 Cel

300

Tin/Lead (Sn80Pb20) - with Nickel (Ni) barrier

.51 mm

150 V

ANTI-SULFUR

5 mm

e0

MIL-PRF-55342

2.49 mm

M55342M08B191DPT3V

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

191 ohm

.8 W

150 Cel

1 %

70 Cel

THIN FILM

RECTANGULAR PACKAGE

Rectangular

TR

2010

2

SMT

WRAPAROUND

-65 Cel

300

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

.8382 mm

150 V

5.3086 mm

e0

MIL-PRF-55342

2.4892 mm

SFR2500001910FR500

Vishay Intertechnology

FIXED RESISTOR

THROUGH HOLE MOUNT

191 ohm

.4 W

155 Cel

1 %

.58 mm

70 Cel

METAL FILM

TUBULAR PACKAGE

Cylindrical

TR

2

Axial

WIRE

FIXED RESISTOR

-55 Cel

100

MATTE TIN

250 V

6.5 mm

e3

2.5 mm

CRCW0805191RFKEAHP

Vishay Intertechnology

FIXED RESISTOR

SURFACE MOUNT

191 ohm

.5 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

Rectangular

TR, PAPER, 7 INCH

0805

2

SMT

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

.5 mm

150 V

RATED AC VOLTAGE: 150V

2 mm

e3

AEC-Q200

1.25 mm

RC0603FR-07191RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

191 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 (Sn) - with Nickel (Ni) barrier

.45 mm

75 V

LASER TRIMMABLE

1.6 mm

e3

.8 mm

KTR10EZPF1910

ROHM

FIXED RESISTOR

SURFACE MOUNT

191 ohm

.125 W

155 Cel

1 %

70 Cel

METAL GLAZE/THICK FILM

RECTANGULAR PACKAGE

TR, PAPER, 7 INCH

0805

2

WRAPAROUND

-55 Cel

100

TIN OVER NICKEL

300 V

e3

RC0402FR-07191RL

Yageo

FIXED RESISTOR

SURFACE MOUNT

191 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 (Sn) - with Nickel (Ni) barrier

.35 mm

50 V

LASER TRIMMABLE

1 mm

e3

.5 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.