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PW20E-270RJI

Description
RES,RADIAL,WIREWOUND,270 OHMS,5% +/-TOL
CategoryPassive components    The resistor   
File Size187KB,4 Pages
ManufacturerTT Electronics plc
Websitehttp://www.ttelectronics.com/
Environmental Compliance
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PW20E-270RJI Overview

RES,RADIAL,WIREWOUND,270 OHMS,5% +/-TOL

PW20E-270RJI Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerTT Electronics plc
package instructionRadial,
Reach Compliance Codecompliant
ECCN codeEAR99
structureRectangular
JESD-609 codee3
Lead length6.35 mm
lead spacing47.625 mm
Manufacturer's serial numberPW(OTHER)
Number of terminals2
Package height12.7 mm
Package length63.5 mm
Package shapeRECTANGULAR PACKAGE
Package formRadial
Package width12.7 mm
method of packingBulk
Rated power dissipation(P)20 W
resistance270 Ω
Resistor typeFIXED RESISTOR
seriesPW(OTHER)
technologyWIRE WOUND
Terminal surfaceMatte Tin (Sn)
Tolerance5%
Base Number Matches1
General Purpose Power
General
Purpose Power
General
Purpose Power
Wirewound Resistors
Wirewound Resistors
Wirewound Resistors
PW
PW Series
Series
PW Series
2
to 25 watts
2 watts
watts to 25 watts
2 watts
ohms to
watts
0.10
to 25
30K
0.10 ohms to 30K ohms
ohms
0.10 ohms to 30K ohms
±10% or ±5%
±5% tolerance
±10% or
tolerance
±10% or ±5%
ppm/°C to +5500 ppm/°C
TC’s from
from tolerance
TC’s
300
300 ppm/°C to +5500 ppm/°C
TC’s from 300 ppm/°C to +5500 ppm/°C
Welwyn Components
Welwyn Components
·
·
·
·
Electrical Data
Electrical Data
Power rating at 25°C
Power rating at 25°C
Resistance range
watts
PW-2
watts
PW-2
2
PW-3
PW-3
3
PW-5
0R1 to 7K5 5
PW-5
5
PW-7
0R1 to 8K5 7
PW-7
7
PW-10
PW-10
10
PW-15
PW-15
15
PW-18
PW-18
18
PW-22
PW-22
22
PW-25
PW-25
25
ohms2 0R15 to 2K43
15
18
22
25
0R1 to 18K10 0R18 to 30K 0R18 to 30K 0R18 to 22K 0R27 to 18K 0R27 to 18K
Resistance range
ohms 0R15 0.15 0.99 0.1 0.99
Temperature coefficient 0.06%/°Cto 2K4 to0R1 to 7K5 to 0R1 to 8K5 to 0R1 to 18K to0R18 to 30K to 0.99to 30K to 0.99to 22K to 0.99to 18K to 1.3 to 18K to 1.3
0.1 0.99
0.1 0.99 0.18 0R18 0.18 0R18 0.18 0R27
0.27 0R27
0.27
Temperature coefficient 0.06%/°C0.03%/°C 0.99 to 0.1 to 0.99 to 0.1 to 0.99 to 0.1 to 0.99 to0.18 to 0.99 to0.18 to 0.99 to0.18 to 0.99 to 0.27 to 1.3 to 0.27 to 1.3 to 10K
0.15 to 1.0 2.4K
over R range
1.0 7.5K
1.0 8.5K
1.0 18K
1.0 30K
1.0 30K
1.0 22K
1.5 12K
1.5
over R range
0.03%/°C 1.0 to 2.4K to1.0 to 7.5K to1.0 to 8.5K to1.0 to 18K to 1.0 to 30K to 1.0 to 30K to 1.0 to 22K to 1.5 to 12K to1.5 to 10K to 300
+0.55%/°C
0.1 30
0.1 86
0.1 68
0.1 150
0.1 240
0.1 240
0.1 200
0.15 360 0.15
+0.55%/°C
0.1
0.1
+0.45%/°Cto 30 to 0.1 to 860.1 to 270 to 680.1 to 0.1 to 150 to0.1 to 240 to 0.1 to 240 to 0.1 to 200 to0.15 to 360 to0.15 to 300 to 1200
0.24 130
300
0.15 680 0.24 1100 0.24 1100 0.24 1100 0.36 1800 0.36
+0.45%/°C 0.24 to 130 to0.1 to 270 to 20to 300 to 22 to 680 to 51 to 1100 to 82 to 1100 to 82 to 1100 to 70 to 1800 to 120to 1200 to 100
+0.25%/°C
1.0 10
0.24 0.1
0.27 0.15
1.0 0.24
1.0 0.24
1.0 0.24
1.0 0.36
1.0 0.36
1.5
+0.25%/°C
1.0 to 10
0.24 to 20
0.27 to 22
1.0 to 51
1.0 to 82
1.0 to 82
1.0 to 70
1.0 to 120
1.5 to 100
Please note: When ordering the alternative configuration please add an ‘A’ after the part number. (i.e., PW-2A)
Please note: When ordering the alternative configuration please add an ‘A’ after the part number. (i.e., PW-2A)
Physical Data
Physical Data
Dimensions (mm)
Dimensions (mm)
PW-2
PW-2 PW-3
PW-3 PW-5
PW-5 PW-7
PW-7 PW-10
PW-10 PW-15
PW-15 PW-18
PW-18 PW-22
PW-22 PW-25
17.5
22.4
22.4
35.3
47.8
47.8
47.8
63.5
L ±0.8
L ±0.8 17.5
22.4
22.4
35.3
47.8
47.8
47.8
63.5
63.5
6.35
7.87
9.65
9.65
9.65
12.7
12.7
12.7
12.7
W ±0.8
W ±0.8 6.35
7.87
9.65
9.65
9.65
12.7
12.7
12.7
12.7
6.35
7.87
8.64
8.64
8.64
12.7
12.7
12.7
12.7
H ±0.8
H ±0.8 6.35
7.87
8.64
8.64
8.64
12.7
12.7
12.7
12.7
d dia.
0.8
0.91
0.91
0.91
0.91
0.91
0.91
1.0*
1.0*
d dia.
0.8
0.91
0.91
0.91
0.91
0.91
0.91
1.0*
1.0*
7.87
9.65
10.4
11.9
11.9
16.0
16.0
16.0
16.0
E ±0.8
E ±0.8 7.87
9.65
10.4
11.9
11.9
16.0
16.0
16.0
16.0
36.6
36.6
38.1
38.1
38.1
38.1
38.1
38.1
38.1
LL min.
LL min. 36.6
36.6
38.1
38.1
38.1
38.1
38.1
38.1
38.1
1.60
1.60
1.60
3.18
3.18
3.18
3.18
3.18
3.18
F (ref.)
F (ref.) 1.60
1.60
1.60
3.18
3.18
3.18
3.18
3.18
3.18
PW-25
* Copper Clad
63.5
Steel
* Copper Clad Steel
Standard Configuration
Standard Configuration
d
LL
LL
L
L
0.125 max.
d
W
H
0.125 max.
W
H
Alternate Configuration
Alternate Configuration
E
F
F
E
General Note
General Note
General Note
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
Welwyn Components reserves the right to make changes in product specification without notice or liability.
A subsidiary of
Welwyn Components reserves
to
right to make changes in product specification without
liability.
TT electronics reserves the right
the
make changes in product specification without notice or
notice or liability.
TT electronics plc
A subsidiary of
All information is subject
to TT electronics’
Limited
· Bedlington, Northumberland NE22
going
print.
© Welwyn
to Welwyn’s own data and is considered accurate at
at time of
7AA,
to
All information is subject
Components
own data and is considered accurate
time of going to UK
print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
TT electronics plc
Issue B · 03.02
Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
© Welwyn Components Limited
· Bedlington, Northumberland NE22 7AA, UK
© TT electronics plc
822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
Issue B · 03.02
Telephone: +44 (0) 1670
10. 11
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