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) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
10 ohm |
1 W |
155 Cel |
5 % |
.7 mm |
WIRE WOUND |
TUBULAR PACKAGE |
Cylindrical |
AMMO PACK |
2 |
Axial |
WIRE |
FIXED RESISTOR |
12mm x 5mm |
-55 Cel |
400 |
25 mm |
500 V |
12 mm |
5 mm |
||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
10 ohm |
4 W |
200 Cel |
5 % |
15.2 mm |
WIRE WOUND |
TUBULAR PACKAGE |
Cylindrical |
BULK, BOX |
2 |
Radial |
FLAT |
FIXED RESISTOR |
24.2mm x 5mm |
-55 Cel |
-80, 40 |
24.2 mm |
5 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
300000 ohm |
2 W |
125 Cel |
1 % |
70 Cel |
THICK FILM |
RECTANGULAR PACKAGE |
BULK, TRAY |
2 |
WIRE |
26.5mm x 3mm |
-55 Cel |
100 |
TIN |
7500 V |
RATED AC VOLTAGE : 7500 |
e3 |
|||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
220 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
30 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550, FREE AIR POWER: 12.5W |
29 mm |
28 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
220 ohm |
50 W |
250 Cel |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
72.5mm x 30mm x 17mm |
30 |
17 mm |
1250 V |
51 mm |
30 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
1 ohm |
300 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
STUD |
180mm x 41mm x 71.4mm |
50 |
42 mm |
2500 V |
RATED AC VOLTAGE (V): 2500 |
128 mm |
73 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
22 ohm |
300 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
STUD |
180mm x 41mm x 71.4mm |
50 |
42 mm |
2500 V |
RATED AC VOLTAGE (V): 2500 |
128 mm |
73 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
100 ohm |
.25 W |
155 Cel |
1 % |
.45 mm |
70 Cel |
THIN FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
0204 |
2 |
Axial |
WIRE |
FIXED RESISTOR |
3.5mm x 2mm |
-55 Cel |
100 |
TIN |
200 V |
PRECISION |
3.5 mm |
e3 |
2 mm |
||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
10 ohm |
.25 W |
155 Cel |
1 % |
.45 mm |
70 Cel |
THIN FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
0204 |
2 |
Axial |
WIRE |
FIXED RESISTOR |
3.5mm x 2mm |
-55 Cel |
100 |
TIN |
200 V |
PRECISION |
3.5 mm |
e3 |
2 mm |
||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
110 ohm |
.6 W |
155 Cel |
1 % |
.55 mm |
70 Cel |
THIN FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
2 |
Axial |
WIRE |
FIXED RESISTOR |
6.2mm x 2.3mm |
-55 Cel |
50 |
TIN |
350 V |
PRECISION |
6.2 mm |
e3 |
2.3 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
.68 ohm |
35 W |
150 Cel |
5 % |
5.33 mm |
25 Cel |
THICK FILM |
RECTANGULAR PACKAGE |
Rectangular |
TUBE |
2 |
Radial |
FLAT |
10.16mm x 15mm x 4.6mm |
-65 Cel |
14.25 mm |
15.3 mm |
350 V |
FREE AIR POWER : 2.25W |
10.41 mm |
4.8 mm |
|||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
.22 ohm |
.5 W |
155 Cel |
5 % |
THICK FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
1206 |
2 |
SMT |
WRAPAROUND |
FIXED RESISTOR |
3.1mm x 1.55mm x .55mm |
-55 Cel |
200 |
.55 mm |
3.1 mm |
1.55 mm |
|||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
10 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TR |
0603 |
2 |
SMT |
WRAPAROUND |
1.6mm x .8mm x .4mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
1650 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TR |
0603 |
2 |
SMT |
WRAPAROUND |
1.55mm x .8mm x .45mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
1650 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TAPE |
0603 |
2 |
SMT |
WRAPAROUND |
1.6mm x .8mm x .4mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
24.9 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TAPE |
0603 |
2 |
SMT |
WRAPAROUND |
1.6mm x .8mm x .4mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
3400 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TR |
0603 |
2 |
SMT |
WRAPAROUND |
1.55mm x .8mm x .45mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
3400 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TAPE |
0603 |
2 |
SMT |
WRAPAROUND |
1.6mm x .8mm x .4mm |
-55 Cel |
10 |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
42200 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TR |
0603 |
2 |
SMT |
WRAPAROUND |
1.55mm x .8mm x .45mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
499 ohm |
.063 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TAPE |
0603 |
2 |
SMT |
WRAPAROUND |
1.6mm x .8mm x .4mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.45 mm |
50 V |
PRECISION |
1.55 mm |
e3 |
.8 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
255 ohm |
.1 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
RECTANGULAR PACKAGE |
TR |
0805 |
2 |
SMT |
WRAPAROUND |
2mm x 1.25mm x .55mm |
-55 Cel |
10 |
MATTE TIN OVER NICKEL |
.55 mm |
100 V |
PRECISION |
2 mm |
e3 |
1.25 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
2.2 ohm |
1 W |
235 Cel |
5 % |
.7 mm |
70 Cel |
METAL OXIDE FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
2 |
Axial |
WIRE |
Fixed Resistors |
12mm x 5mm |
-55 Cel |
350 |
28 mm |
350 V |
FLAME PROOF |
10 mm |
3.5 mm |
||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
68 ohm |
3 W |
235 Cel |
5 % |
.7 mm |
70 Cel |
METAL OXIDE FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
2 |
Axial |
WIRE |
Fixed Resistors |
16mm x 5.5mm |
-55 Cel |
350 |
28 mm |
350 V |
FLAME PROOF |
16 mm |
5.5 mm |
||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
1000 ohm |
.125 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TAPE |
0805 |
2 |
SMT |
WRAPAROUND |
2mm x 1.25mm x .55mm |
-55 Cel |
15 |
MATTE TIN OVER NICKEL |
.55 mm |
150 V |
PRECISION |
2 mm |
e3 |
1.25 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
130000 ohm |
.1 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
0402 |
2 |
SMT |
WRAPAROUND |
1mm x .5mm x .3mm |
-55 Cel |
25 |
MATTE TIN OVER NICKEL |
.3 mm |
25 V |
PRECISION |
1 mm |
e3 |
.5 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
130000 ohm |
.1 W |
155 Cel |
.1 % |
70 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
0402 |
2 |
SMT |
WRAPAROUND |
1mm x .5mm x .3mm |
-55 Cel |
25 |
MATTE TIN OVER NICKEL |
.3 mm |
25 V |
PRECISION |
1 mm |
e3 |
.5 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
150 ohm |
.15 W |
155 Cel |
.1 % |
85 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
0603 |
2 |
SMT |
WRAPAROUND |
1.55mm x .8mm x .45mm |
-55 Cel |
10 |
TIN OVER NICKEL |
.45 mm |
75 V |
ANTI-SULFUR; PRECISION |
1.55 mm |
e3 |
AEC-Q200 |
.8 mm |
||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
2000 ohm |
.15 W |
155 Cel |
.1 % |
85 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
0603 |
2 |
SMT |
WRAPAROUND |
1.55mm x .8mm x .45mm |
-55 Cel |
10 |
TIN OVER NICKEL |
.45 mm |
75 V |
ANTI-SULFUR; PRECISION |
1.55 mm |
e3 |
AEC-Q200 |
.8 mm |
||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
200000 ohm |
.2 W |
155 Cel |
.1 % |
85 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
0805 |
2 |
SMT |
WRAPAROUND |
2mm x 1.25mm x .5mm |
-55 Cel |
10 |
TIN OVER NICKEL |
.55 mm |
100 V |
ANTI-SULFUR; PRECISION |
2 mm |
e3 |
AEC-Q200 |
1.25 mm |
||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
49900 ohm |
.4 W |
155 Cel |
.1 % |
85 Cel |
THIN FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
1206 |
2 |
SMT |
WRAPAROUND |
3.1mm x 1.55mm x .55mm |
-55 Cel |
10 |
TIN OVER NICKEL |
.55 mm |
200 V |
ANTI-SULFUR; PRECISION |
3.05 mm |
e3 |
AEC-Q200 |
1.55 mm |
||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
10 ohm |
17 W |
350 Cel |
5 % |
.8 mm |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, BOX |
3935 |
2 |
Axial |
WIRE |
Fixed Resistors |
75mm x 10mm x 9mm |
-55 Cel |
400 |
30 mm |
75 mm |
10 mm |
9 mm |
|||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
.033 ohm |
4 W |
155 Cel |
5 % |
.8 mm |
70 Cel |
METAL FOIL |
RECTANGULAR PACKAGE |
Rectangular |
BULK, BOX |
7125 |
2 |
Axial |
WIRE |
Fixed Resistors |
18mm x 6.4mm x 6.4mm |
-55 Cel |
270 |
TIN |
36 mm |
6.4 mm |
NON-INDUCTIVE |
18 mm |
e3 |
6.4 mm |
|||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
620 ohm |
5 W |
275 Cel |
5 % |
20 Cel |
METAL FILM |
RECTANGULAR PACKAGE |
Rectangular |
TR |
5329 |
2 |
SMT |
WRAPAROUND |
7.3mm x 13.5mm |
-55 Cel |
100 |
6.8 mm |
500 V |
FLAME PROOF |
13.5 mm |
7.3 mm |
|||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
.22 ohm |
5 W |
275 Cel |
5 % |
20 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
TR |
5329 |
2 |
SMT |
WRAPAROUND |
13.5mm x 7.3mm x 6.8mm |
-55 Cel |
200 |
TIN |
6.8 mm |
500 V |
FLAME PROOF |
13.5 mm |
e3 |
7.3 mm |
|||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
100 ohm |
500 W |
155 Cel |
5 % |
WIRE WOUND |
TUBULAR PACKAGE |
BULK, BOX |
2 |
LUG |
360mm x 50mm x 101mm |
-55 Cel |
440 |
2500 V |
|||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
3.3 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
51mm x 28mm x 15mm |
50 |
15 mm |
550 V |
29 mm |
28 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
470 ohm |
75 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
71mm x 47.5mm x 26mm |
30 |
26 mm |
1400 V |
RATED AC VOLTAGE (V): 1400, FREE AIR POWER: 40W |
49 mm |
47.5 mm |
|||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
.0025 ohm |
2 W |
170 Cel |
1 % |
70 Cel |
METAL STRIP |
RECTANGULAR PACKAGE |
Rectangular |
TR |
2512 |
2 |
SMT |
WRAPAROUND |
6.4mm x 3.2mm x .6mm |
-55 Cel |
150 |
.65 mm |
2.2361 V |
6.35 mm |
3.18 mm |
||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
1000000 ohm |
.25 W |
155 Cel |
.1 % |
.6 mm |
THIN FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
2 |
Axial |
FIXED RESISTOR |
6.3mm x 2.3mm |
-65 Cel |
15 |
25 mm |
250 V |
6.3 mm |
2.3 mm |
||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
36500 ohm |
.25 W |
155 Cel |
.1 % |
.6 mm |
THIN FILM |
TUBULAR PACKAGE |
Tubular |
AMMO PACK |
2 |
Axial |
WIRE |
FIXED RESISTOR |
6.3mm x 2.3mm |
-65 Cel |
15 |
25 mm |
250 V |
PRECISION |
6.3 mm |
2.3 mm |
|||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
47000 ohm |
7 W |
250 Cel |
2 % |
METAL OXIDE FILM |
RECTANGULAR PACKAGE |
BULK, BOX |
2 |
WIRE |
39mm x 13mm x 9mm |
-55 Cel |
300 |
||||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
845000 ohm |
1 W |
1 % |
THICK FILM |
RECTANGULAR PACKAGE |
TR |
2512 |
2 |
WRAPAROUND |
6.35mm x 3.2mm x .55mm |
200 |
3000 V |
||||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
432000 ohm |
.4 W |
.1 % |
THIN FILM |
RECTANGULAR PACKAGE |
TR |
1206 |
2 |
WRAPAROUND |
3.1mm x 1.55mm x .55mm |
10 |
200 V |
PRECISION |
|||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
487000 ohm |
.4 W |
.1 % |
THIN FILM |
RECTANGULAR PACKAGE |
TR |
1206 |
2 |
WRAPAROUND |
3.1mm x 1.55mm x .55mm |
10 |
200 V |
PRECISION |
|||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
499000 ohm |
.4 W |
.1 % |
THIN FILM |
RECTANGULAR PACKAGE |
TR |
1206 |
2 |
WRAPAROUND |
3.1mm x 1.55mm x .55mm |
10 |
200 V |
PRECISION |
|||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
SURFACE MOUNT |
348 ohm |
.4 W |
.1 % |
THIN FILM |
RECTANGULAR PACKAGE |
TR |
1206 |
2 |
WRAPAROUND |
3.1mm x 1.55mm x .55mm |
10 |
200 V |
PRECISION |
|||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
100000 ohm |
5 W |
155 Cel |
5 % |
METAL OXIDE FILM |
TUBULAR PACKAGE |
TR |
2 |
WIRE |
24mm x 8.5mm |
-55 Cel |
300 |
||||||||||||||||||||||||
|
TE Connectivity |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
100000 ohm |
5 W |
235 Cel |
5 % |
METAL OXIDE FILM |
TUBULAR PACKAGE |
BOX |
2 |
WIRE |
25mm x 8mm |
-55 Cel |
350 |
500 V |
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.