EWT25JB4K00 Stackpole Electronics Inc, EWT25JB4K00 Datasheet - Page 2

• Manufacturer Part Number: EWT25JB4K00
• Description: RES WW 25W 4K OHM 5% TUBULAR
• Manufacturer: Stackpole Electronics Inc
• Series: EWTr

Specifications of EWT25JB4K00

• Resistance (ohms): 4K
• Power (watts): 25W
• Composition: Wirewound
• Features: Flame Proof
• Tolerance: ±5%
• Coating, Housing Type: Vitreous Enamel Coated
• Mounting Feature: Brackets (not included)
• Size / Dimension: 0.560" Dia x 2.000" L (14.22mm x 50.80mm)
• Lead Style: Tab
• Package / Case: Radial, Tubular
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: EWT 25 4K 5% B; EWT254KJB; EWT254KJB

SWT/EWT Series
Non-Flammable Edgewound Tubular Wirewound Resistor
Power Derating Curve:
Rev Date: 03/25/2011
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
(1) EWT and NSWT series will have the sa
SWT1000 / EWT1000
SWT1300 / EWT1300
SWT100 / EWT100
SWT150 / EWT150
SWT175 / EWT175
SWT200 / EWT200
SWT225 / EWT225
SWT250 / EWT250
SWT300 / EWT300
SWT400 / EWT400
SWT500 / EWT500
SWT700 / EWT700
SWT12 / EWT12
SWT25 / EWT25
SWT50 / EWT50
Type / Code(1)
1.125 ± 0.04
0.31 ± 0.04
0.56 ± 0.04
0.56 ± 0.04
0.75 ± 0.04
1.13 ± 0.04
1.38 ± 0.04
1.57 ± 0.04
1.57 ± 0.04
1.57 ± 0.04
1.97 ± 0.04
2.50 ± 0.04
2.56 ± 0.04
7.94 ± 1.0
14.3 ± 1.0
14.3 ± 1.0
19.1 ± 1.0
1.1 ± 0.04
28.0 ± 1.0
28.6 ± 1.0
35.0 ± 1.0
28.6 ± 1.0
40.0 ± 1.0
2.5 ± 0.04
63.5 ± 1.0
50.0 ± 1.0
63.5 ± 1.0
65.0 ± 1.0
40 ± 1.0
40 ± 1.0
OD
me Mechanical Specifications as SWT series
100
Mechanical Specifications
80
60
40
20
25
0.188 ± 0.04
1.125 ± 0.04
1.125 ± 0.04
1.125 ± 0.04
0.31 ± 0.04
0.31 ± 0.04
0.75 ± 0.04
0.75 ± 0.04
0.75 ± 0.04
0.75 ± 0.04
1.75 ± 0.04
1.41 ± 0.04
1.75 ± 0.04
1.75 ± 0.04
4.76 ± 1.0
7.94 ± 1.0
7.94 ± 1.0
0.5 ± 0.04
12.7 ± 1.0
19.1 ± 1.0
19.1 ± 1.0
19.1 ± 1.0
19.1 ± 1.0
28.6 ± 1.0
28.6 ± 1.0
28.6 ± 1.0
44.5 ± 1.0
35.7 ± 1.0
44.5 ± 1.0
44.5 ± 1.0
30
ID
2
Ambient Temperature (ºC)
100
0.47 ± 0.04
0.47 ± 0.04
0.75 ± 0.04
0.67 ± 0.04
0.67 ± 0.04
0.67 ± 0.04
0.67 ± 0.04
0.71 ± 0.04
0.71 ± 0.04
0.71 ± 0.04
0.71 ± 0.04
1.18 ± 0.04
1.18 ± 0.04
12.0 ± 1.0
12.0 ± 1.0
19.0 ± 1.0
17.0 ± 1.0
17.0 ± 1.0
17.0 ± 1.0
17.0 ± 1.0
18.0 ± 1.0
18.0 ± 1.0
18.0 ± 1.0
1.1 ± 0.04
1.1 ± 0.04
18.0 ± 1.0
28.0 ± 1.0
28.0 ± 1.0
30.0 ± 1.0
30.0 ± 1.0
150
Stackpole Electronics, Inc.
F
200
Resistive Product Solutions
250
10.71 ± 0.08
13.46 ± 0.08
18.18 ± 0.08
26.26 ± 0.08
1.75 ± 0.08
2.00 ± 0.08
4.00 ± 0.08
7.11 ± 0.08
8.74 ± 0.08
8.74 ± 0.08
102.0 ± 2.0
165.0 ± 2.0
206.0 ± 2.0
216.0 ± 2.0
222.0 ± 2.0
10.5 ± 0.08
267.0 ± 2.0
222.0 ± 2.0
272.0 ± 2.0
342.0 ± 2.0
305.0 ± 2.0
462.0 ± 2.0
508.0 ± 2.0
667.0 ± 2.0
44.5 ± 2.0
51.0 ± 2.0
6.5 ± 0.08
8.5 ± 0.08
[e-mail]
12 ± 0.08
20 ± 0.08
L
www.seielect.com
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