RESISTOR CER 820 OHM 3W RADIAL

TWM3J820

Manufacturer Part NumberTWM3J820
DescriptionRESISTOR CER 820 OHM 3W RADIAL
ManufacturerOhmite
SeriesTWM
TWM3J820 datasheet
 


Specifications of TWM3J820

Resistance (ohms)820Power (watts)3W
CompositionMetal Oxide FilmFeaturesFlame Proof
Tolerance±5%Size / Dimension0.492" L x 0.354" W (12.50mm x 9.00mm)
Height0.984" (25.00mm)Lead StyleThrough Hole
Package / CaseRadialResistance In Ohms820
CaseRadialResistance820 Ohms
Power Rating3 WattsTemperature Coefficient+/- 350 PPM / C
Termination StyleRadialDimensions9 mm W x 12.5 mm L x 25 mm H
Lead Spacing5 mmProductPower Resistors Wire Wound Cement Filled Ceramic
Lead Free Status / RoHS StatusContains lead / RoHS non-compliantTemperature Coefficient-
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The TWM/TWW series radial terminal power resistors offer
significant board space savings over axial terminal products.
Generated heat is also kept away from the circuit board.
They are recommended for commercial applications requiring
low cost.
F E A T U R E S
S P E C I F I C A T I O N S
Material
• Economical Commercial Grade
for general purpose use
Housing: Ceramic
• Wirewound and Metal Oxide
Core: Fiberglass or metal oxide
construction
Filling: Cement based
• Wide resistance range
Electrical
• Flameproof inorganic construc-
Tolerance: 5% standard
tion
Temperature coeff.:
.01-20Ω ±400ppm/°C
D E R A T I N G
20-10Ω ±350ppm/°C
Dielectric withstanding voltage:
100
1,000VAC
Short time overload:
80
TWW: 10x rated power for 5 sec.
60
TWM: 5x rated power for 5 sec.
Operating Temp.: -55°C to 275°C
40
Storage Temp.: 6°C to 36°C
20
0
70
100
150
200
250
275
Ambient Temperature, °C
O R D E R I N G I N F O R M A T I O N
Tolerance
J = 5%
E = RoHS compliant
T W W 3 J R 0 5 E
Series
Wattage
Resistance Value
TWM = Ceramic housed
3
Example:
metal oxide radial
5
R05 = 0.05Ω
TWW= Ceramic housed
10
R56 = 0.56Ω
wirewound radial
1R0 = 1Ω
8R2 = 8.2Ω
270 =
1K0 = 1,000Ω
8K2 = 8,200Ω
10K =10,000Ω
S T A N D A R D P A R T N U M B E R S F O R T W W S E R I E S
Wattage
Part No.
Part No.
Prefix 
Prefix 
Suffix
Suffix
0.01 –––R01E  
1.5 –––1R5E   
0.02 –––R02E  
2.0 –––2R0E   
0.03 –––R03E  
2.7 –––2R7E   
0.04 –––R04E   
3.0 –––3R0E   
0.05 –––R05E   
3.3 –––3R3E   
0.10 –––R10E   
3.9 –––3R9E   
0.15 –––R15E   
4.3 –––4R3E   
0.20 –––R20E   
4.7 –––4R7E   
0.27 –––R27E   
5.6 –––5R6E   
0.30 –––R30E   
6.8 –––6R8E   
0.33 –––R33E   
7.5 –––7R5E   
0.39 –––R39E   
8.2 –––8R2E   
0.43 –––R43E   
10
–––10RE   
0.47 –––R47E   
15
–––15RE   
0.56 –––R56E   
20
–––20RE   
0.68 –––R68E   
27
–––27RE   
0.75 –––R75E   
30
–––30RE   
0.82 –––R82E   
33
–––33RE   
1.0 –––1R0E   
39
–––39RE   
Ohmite Mfg. Co.
1600 Golf Rd., Rolling Meadows, IL 60008 • 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
0.14" ± .04
Series
TWW3
TWW5
TWW10
TWM3
TWM5
TWM10
270Ω
Wattage
Wattage
Part No.
Prefix 
Suffix
43
–––43RE
 
47
–––47RE
 
56
–––56RE
68
–––68RE
75
–––75RE
82
–––82RE
100
–––100E
150
–––150E
200
–––200E
270
–––270E
300
–––300E
330
–––330E
390
–––390E
430
–––430E
470
–––470E
560
–––560E
680
–––680E
750
–––750E
820
–––820E
TWM/TWW Series
Ceramic Housed Radial Terminal Power
0.49" ± .04
0.35" ± .04
9 mm ± 1
12.5mm ±1
H
(marked
surface)
20
3.5mm ± 1
gauge
0.20" ± .08
5.0mm ± 2
0.20" ±.04
5mm ±1
Wattage
Ohms Height (in./mm) Voltage
3
.01-39
0.98 / 25
250
5
.01-47
0.98 / 25
350
10
.04-990
1.97 / 50
750
3
43-50K
0.98 / 25
250
5
51-50K
0.98 / 25
350
10
1000-50K
1.97 / 50
750
S T A N D A R D P A R T N U M B E R S F O R T W M S E R I E S
Wattage
Part No.
Part No.
Prefix 
Prefix 
Suffix
Suffix
43
–––
43RE
750
–––
750E
47
–––
47RE
820
–––
820E
56
–––
56RE
1000
–––
1K0
 
68
–––
68RE
1500
–––
1K5
 
75
–––
75RE
2000
–––
2K0
 
82
–––
82RE
2700
–––
2K7
 
100
–––
100E
3000
–––
3K0
 
150
–––
150E
3300
–––
3K3
 
200
–––
200E
3900
–––
3K9
 
270
–––
270E
4300
–––
4K3
 
300
–––
300E
4700
–––
4K7
 
330
–––
330E
5600
–––
5K6
 
390
–––
390E
6800
–––
6K8
 
430
–––
430E
7500
–––
7K5
 
470
–––
470E
8200
–––
8K2
 
560
–––
560E
10000
–––
10K
 
680
–––
680E
 
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Wire
Wire
Wire
Metal oxide
Metal oxide
Metal oxide
Wattage
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