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W24-1202JLF

Description
Wirewound Resistors - Through Hole
CategoryPassive components   
File Size586KB,3 Pages
ManufacturerTT Electronics
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Wirewound Resistors - Through Hole

W24-1202JLF Parametric

Parameter NameAttribute value
Product AttributeAttribute Value
ManufacturerTT Electronics
Product CategoryWirewound Resistors - Through Hole
Resistance12 kOhms
Power Rating14 W
Tolerance5 %
Temperature Coefficient75 PPM / C
Voltage Rating750 V
Diameter8 mm
Length53.5 mm
Termination StyleAxial
ProductPower Resistors Wirewound Vitreous Enamel
TechnologyWirewound
Mounting StylePCB Mount
Lead Diameter0.8 mm
Maximum Operating Temperature+ 200 C
Minimum Operating Temperature- 55 C
Unit Weight0.176370 oz
Resistors
Enamelled
Vitreous
Wirewound Resistors
Vitreous Enamelled
Wirewound Resistors
W20 Series
W20 Series
approved
CECC
Suitable for harsh environments
CECC approved
Impervious lead free vitreous
Suitable for harsh environments
enamel coating
Overload characteristics ideal
Impervious lead free vitreous enamel coating
for protection circuits
Overload characteristics ideal for protection circuits
High stability and reliability
High stability and reliability
High power dissipation for
High power dissipation for size
size
Welwyn Components
All Pb-free parts comply with EU Directive 2011/65/EU (RoHS2)
Electrical Data
Commercial
Power rating at 25°C
Resistance range at 1% tolerance
2% tolerance
5% tolerance
TCR (-55° to 200°C)
BS CECC 40-201-002 Requirements
Power rating at 25°C
Power rating at 70°C
Resistance range at 1% tolerance
2% tolerance
5% tolerance
TCR (-55° to 200°C)
watts
ohms
ohms
ohms
ppm/ °C
Style
watts
watts
ohms
ohms
ohms
ppm/°C
W21
3.0
1R to 10K
0R5 to 10K
0R1 to 10K
W215
W22
W23
W24
5.0
7.0
10.5
14.0
1R to 15K
1R to 22K
1R to 60K 1R to 100K
0R5 to 15K 0R5 to 22K 1R to 60K 1R to 100K
0R1 to 15K 0R1 to 22K 0R15 to 60K 0R2 to 100K
Typically: <+-75
Maximum: +-200
JB
HB
KB
LB
MB
2.9
5.0
7.0
10.5
14.0
2.5
4.3
6.0
9.0
12.0
1R to 10K
1R to 15K
1R to 20K
1R to 56K 1R to 100K
0R5 to 10K 0R5 to 15K 0R5 to 20K 1R to 56K 1R to 100K
0R1 to 10K 0R1 to 15K 0R1 to 20K 0R15 to 56K 0R2 to 100K
≥5
ohms < 10 ohms: ±400
≥10
ohms: ±200
This table indicates the CECC specification requirements, and these are met or exceeded by the corresponding W20 series products
Applicable to commercial and approved ranges
Limiting element voltage
Standard values
Thermal impedance
Ambient temperature range
volts
°C/watt
°C
100
88
160
200
500
E24 preferred. Other values to special order
58
44
29
-55 to 200
750
22
Physical Data
Dimensions
Type
W21
W215
W22
W23
W24
400
(mm) and Weight (g)
L max
D max
12.7
5.6
22.0
7.0
22.0
8.0
38.0
8.0
53.5
8.0
W215
W22
W23
W24
f min
22.75
23.1
23.1
-
-
d nom
0.8
0.8
0.8
0.8
0.8
Wt.nom
1
2
2
3.5
5
d
D
L
f
Temperature Rise
°C
W21
300
A high purity ceramic substrate is assembled with interference fit end caps to which are
welded the termination wires. The resistive element is wound on the substrate and welded to
the caps; the vitreous enamel protective coating is then applied.
Material
Strength
Solderability
Length
Construction
200
Terminations
100
Copper clad steel wire, nickel plated and solder-coated.
The terminations meet the requirements of IEC 68.2.21.
The terminations meet the requirements of IEC 115-1,– Clause 4.17.3.2.
W23’s and W24’s are not supplied on tape. Minimum lead length is 30 mm.
0
0
5
10
15
20
Marking
Dissipation – Watts
General Note
General Note
The resistors are legend marked with type reference, resistance value and tolerance. Values are
marked in accordance with IEC 62.
Welwyn Components reserves the right to make changes in product specification
or liability.
TT Electronics reserves the right to make changes in product specification without notice
without notice or liability.
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
A subsidiary of
TT electronics plc
http://www.ttelectronics.com/resistors
© 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
Telephone: +44 (0) 1670
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