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WF5NC8G912J View Datasheet(PDF) - KOA Speer Electronics, Inc.

Part Name
Description
View to exact match
WF5NC8G912J
KOA
KOA Speer Electronics, Inc. KOA
WF5NC8G912J Datasheet PDF : 2 Pages
1 2
WF
thermal fuse built-in resistor
EU
features
Wide resistance range and thermal cut-off temperature
Resistor with quick current break ability for cement resistor
and thermal fuse
Marking: Ceramic body with alpha/numeric marking
Products with lead-free terminations meet EU RoHS
requirements. Pb located in glass material, electrode
and resistor element is exempt per Annex 1, exemption
5 of EU directive 2005/95/EC
dimensions and construction
W
D
Ceramic Case
Cement
Thermal Fuse
Resistor
Lead Wire
4.5+-12
ød
P
Type
WF5N
WF7N
WF10N
Dimensions inches (mm)
W
D
H
P d (R. Lead) d (Fuse Lead)
1.00±.059
.512±.039 .354±.039 (25.5±1.5)
.197
+.079
-.039
(13.0±1.0) (9.0±1.0) 1.52±.059
(38.5±1.5)
(5
+2
-1
)
.630±.039
.472±.039
1.38±.059
.295
+.079
-.039
(16.0±1.0) (12±1.0)
(35±1.5)
(7.5
+2
-1
)
.031
(0.8)
2A: 0.6
10A: 1.0
ordering information
New Part #
WF
5N
C
8
G
100
K
Type
Style
5N
7N
10N
Terminal Surface
Temperature
C: SnCu
Thermal Fuse
Symbol
See table
below
Resistor
Material
G: Glass core
wire wound
S: Metal oxide
film
Nominal
Resistance
2 significant
figures + 1
multiplier “R”
indicates decimal
on values <10
Resistance
Tolerance
J: ±5%
K: ±10%
applications and ratings
Thermal
Fuse
Symbol
8
10
12
14
32
Thermal Fuse
Thermal Current
Cut-off Temp. Rating
129±2 (STD)
152±2
188
+3
-1
226
+1
-3
10A
110±2
Voltage
Rating**
AC
250V
Power Rating Resistance Range/
(W)
Material ()
Resistance
Tolerance
G: Glass S: Metal G: Glass S: Metal
5N 7N 10N Core
Oxide
Core
Oxide
Wirewound Film Wirewound Film
1.6 2.0 2.5
1.6 2.0 2.5
2.0
2.0
1.2
2.4
2.4
1.4
3.5
3.5
––
1 - 100
(E24)
110 - 10k
(E24)
J: ±5%
K: ±10%
J: ±5%
33
126±2
2A
34
130±2 (STD)
35
146
+3
-2
1.4 1.6 ––
1.6 2.0 ––
1.6 2.0 ––
* Other combinations of thermal cut-off temperatures and resistance values are available on request
Maximum Maximum Operating
Working Overload Temperature
Voltage Voltage
Range
-20°C~+89°C
-20°C~+100°C
-20°C~+133°C
E=
E= P • R P • R • 6.25 -20°C~+147°C
-20°C~+75°C
-20°C~+91°C
-20°C~+95°C
-20°C~+105°C
** Rated Voltage of Resistors= Power Rating x Resistance Value.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/06/16
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
219
 

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