| 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 |
CHASSIS MOUNT |
6800 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 |
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|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
.01 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550, FREE AIR POWER: 12.5W |
29 mm |
28 mm |
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|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
.1 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550, FREE AIR POWER: 12.5W |
29 mm |
28 mm |
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|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
.47 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550, FREE AIR POWER: 12.5W |
29 mm |
28 mm |
||||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
1500 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
51mm x 28mm x 15mm |
30 |
15 mm |
550 V |
29 mm |
28 mm |
||||||||||||||||||
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
10 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
Aluminum Housing |
BULK |
2 |
Chassis Mount |
LUG |
-55 Cel |
20 |
Tin/Lead (Sn60Pb40) - with Nickel (Ni) barrier |
13.87 mm |
FREE AIR POWER: 12.5W |
26.97 mm |
e0 |
13.97 mm |
||||||||||||||||||
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
200 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
Aluminum Housing |
BULK |
2 |
Chassis Mount |
LUG |
-55 Cel |
20 |
Tin/Lead (Sn60Pb40) - with Nickel (Ni) barrier |
13.87 mm |
FREE AIR POWER: 12.5W |
26.97 mm |
e0 |
13.97 mm |
||||||||||||||||||
|
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 |
||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
1.2 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
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 |
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 |
2.2 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550 |
29 mm |
28 mm |
||||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
5600 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 |
550 V |
RATED AC VOLTAGE (V): 550 |
29 mm |
28 mm |
||||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
12 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 |
50 ohm |
25 W |
5 % |
WIRE WOUND |
RECTANGULAR PACKAGE |
BULK, TRAY |
2 |
LUG |
51mm x 28mm x 15mm |
50 |
550 V |
|||||||||||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
8.2 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 |
.1 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 |
.39 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 |
||||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
12 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
-55 Cel |
20 |
Nickel/Palladium/Gold (Ni/Pd/Au) |
11.13 mm |
13.87 mm |
26.97 mm |
e4 |
MIL-PRF-18546 |
27.43 mm |
||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
2 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
Aluminum Housing |
BULK |
2 |
Chassis Mount |
LUG |
-55 Cel |
50 |
Nickel/Palladium/Gold (Ni/Pd/Au) |
13.87 mm |
FREE AIR POWER: 12.5W |
26.97 mm |
e4 |
13.97 mm |
|||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
30 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
-55 Cel |
20 |
Nickel/Palladium/Gold (Ni/Pd/Au) |
11.13 mm |
13.87 mm |
26.97 mm |
e4 |
MIL-PRF-18546 |
27.43 mm |
||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
3000 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
-55 Cel |
20 |
Nickel/Palladium/Gold (Ni/Pd/Au) |
11.13 mm |
13.87 mm |
26.97 mm |
e4 |
MIL-PRF-18546 |
27.43 mm |
||||||||||||||
|
|
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 |
||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
500 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
-55 Cel |
20 |
Nickel/Palladium/Gold (Ni/Pd/Au) |
13.87 mm |
27.43 mm |
e4 |
26.97 mm |
|||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
.1 ohm |
25 W |
250 Cel |
1 % |
25 Cel |
WIRE WOUND |
Aluminum Housing |
BULK |
2 |
Chassis Mount |
LUG |
-55 Cel |
100 |
NICKEL PALLADIUM GOLD |
13.87 mm |
FREE AIR POWER: 12.5W |
26.97 mm |
e4 |
13.97 mm |
|||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
180 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 |
1 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550, FREE AIR POWER: 12.5W |
29 mm |
28 mm |
||||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
.68 ohm |
25 W |
5 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK, TRAY |
2 |
Chassis Mount |
LUG |
51mm x 28mm x 15mm |
50 |
15 mm |
500 V |
RATED AC VOLTAGE (V): 550, FREE AIR POWER: 12.5W |
29 mm |
28 mm |
||||||||||||||||||
|
|
TE Connectivity |
FIXED RESISTOR |
CHASSIS MOUNT |
1 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 |
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 |
.5 ohm |
25 W |
5 % |
WIRE WOUND |
RECTANGULAR PACKAGE |
BULK, TRAY |
2 |
LUG |
51mm x 28mm x 15mm |
50 |
550 V |
|||||||||||||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
3 ohm |
25 W |
275 Cel |
1 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Molded |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
50 |
Tin/Silver/Copper (Sn/Ag/Cu) |
11.13 mm |
14.28 mm |
520 V |
26.98 mm |
e1 |
27.79 mm |
||||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
1 ohm |
25 W |
350 Cel |
5 % |
25 Cel |
WIRE WOUND |
TUBULAR PACKAGE |
Tubular |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
400 |
625 V |
FLAME PROOF |
50.8 mm |
14.3 mm |
|||||||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
250 ohm |
25 W |
350 Cel |
5 % |
25 Cel |
WIRE WOUND |
TUBULAR PACKAGE |
Tubular |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
260 |
625 V |
FLAME PROOF |
50.8 mm |
14.3 mm |
|||||||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
500 ohm |
25 W |
350 Cel |
5 % |
25 Cel |
WIRE WOUND |
TUBULAR PACKAGE |
Tubular |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
260 |
625 V |
FLAME PROOF |
50.8 mm |
14.3 mm |
|||||||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
50 ohm |
25 W |
350 Cel |
5 % |
25 Cel |
WIRE WOUND |
TUBULAR PACKAGE |
Tubular |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
260 |
TIN SILVER COPPER |
625 V |
FLAME PROOF |
50.8 mm |
e1 |
14.3 mm |
|||||||||||||||||
|
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 |
|||||||||||||||
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
.5 ohm |
25 W |
275 Cel |
1 % |
2.05 mm |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Aluminum Housing |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
90 |
Tin/Lead (Sn/Pb) |
11.13 mm |
13.87 mm |
520 V |
26.97 mm |
e0 |
MIL-R-18546 |
27.43 mm |
|||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
THROUGH HOLE MOUNT |
20 ohm |
25 W |
180 Cel |
5 % |
48.3 mm |
25 Cel |
METAL GLAZE/THICK FILM |
RECTANGULAR PACKAGE |
Rectangular |
2 |
PCB Mount |
WIRE |
Fixed Resistors |
-55 Cel |
100 |
TIN SILVER COPPER |
3.8 mm |
29.7 mm |
1500 V |
RATED AC VOLTAGE (V): 1000 |
56.39 mm |
e1 |
6.1 mm |
|||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
14 ohm |
25 W |
275 Cel |
1 % |
25 Cel |
WIRE WOUND |
RECTANGULAR PACKAGE |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
FIXED RESISTOR |
-55 Cel |
25 |
Tin/Silver/Copper (Sn/Ag/Cu) |
15 mm |
FREE AIR POWER: 9W, RATED AC VOLTAGE (V): 550 |
28 mm |
e1 |
14 mm |
|||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
56 ohm |
25 W |
125 Cel |
5 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
-55 Cel |
150 |
Matte Tin (Sn) |
9 mm |
FREE AIR POWER: 4W |
28 mm |
e3 |
14 mm |
||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
68 ohm |
25 W |
125 Cel |
5 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
-55 Cel |
150 |
Matte Tin (Sn) |
9 mm |
FREE AIR POWER: 4W |
28 mm |
e3 |
14 mm |
||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
.51 ohm |
25 W |
125 Cel |
5 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
-55 Cel |
250 |
Matte Tin (Sn) |
9 mm |
FREE AIR POWER: 4W |
28 mm |
e3 |
14 mm |
||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
CHASSIS MOUNT |
.51 ohm |
25 W |
125 Cel |
10 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
BULK |
2 |
Chassis Mount |
LUG |
Fixed Resistors |
-55 Cel |
250 |
Matte Tin (Sn) |
9 mm |
FREE AIR POWER: 4W |
28 mm |
e3 |
14 mm |
||||||||||||||||
|
|
Ohmite Manufacturing |
FIXED RESISTOR |
CHASSIS MOUNT |
2500 ohm |
25 W |
200 Cel |
1 % |
25 Cel |
WIRE WOUND |
Aluminum Housing |
2 |
Chassis Mount |
LUG |
25 |
14.8 mm |
550 V |
FREE AIR POWER: 9W |
27.3 mm |
28 mm |
||||||||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
SURFACE MOUNT |
10 ohm |
25 W |
150 Cel |
1 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
TUBE |
3229 |
2 |
SMT |
GULL WING |
-55 Cel |
150 |
MATTE TIN OVER NICKEL |
2.8 mm |
500 V |
NON-INDUCTIVE |
8.2 mm |
e3 |
AEC-Q200 |
7.3 mm |
||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
SURFACE MOUNT |
5 ohm |
25 W |
150 Cel |
1 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
Tube |
3229 |
2 |
SMT |
GULL WING |
-55 Cel |
150 |
MATTE TIN OVER NICKEL |
2.8 mm |
500 V |
8.2 mm |
e3 |
AEC-Q200 |
7.3 mm |
|||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
SURFACE MOUNT |
100 ohm |
25 W |
150 Cel |
1 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
TUBE |
3229 |
2 |
SMT |
GULL WING |
-55 Cel |
150 |
Matte Tin (Sn) - with Nickel (Ni) barrier |
2.8 mm |
500 V |
NON-INDUCTIVE |
8.2 mm |
e3 |
AEC-Q200 |
7.3 mm |
||||||||||||||
|
|
Vishay Intertechnology |
FIXED RESISTOR |
SURFACE MOUNT |
220 ohm |
25 W |
150 Cel |
1 % |
25 Cel |
METAL GLAZE/THICK FILM |
Rectangular |
TUBE |
3229 |
2 |
SMT |
GULL WING |
-55 Cel |
150 |
Matte Tin (Sn) - with Nickel (Ni) barrier |
2.8 mm |
500 V |
NON-INDUCTIVE |
8.2 mm |
e3 |
AEC-Q200 |
7.3 mm |
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.