CN-KRT Datasheet, PDF (2/2 Pages) KOA Speer Electronics, Inc. – anti sulfuration chip networks

CN-KRT
anti sulfuration chip networks
(convex termination)
environmental applications
Circuit Construction ^{3 3}
CN1E2KRT
3
3
CN1E4KRT
3
3
3
3
3
3
3
3_R _{1= R}3₂
3
R1=R2=R3 =R4
CN1F8K3R T 3 3 3
3
3
3
3
3
3
3
3
͋
3
3
3
3
3
3
3
3
͋
͋
͋
3
3
3
3
3
3
3
3
R1=R2=R3 =R4=R5=R6 =R7=R8
Derating Curve
100
80
60
͋
40
͋
20
0
-60 -40 -20 0 20 40 60 80 100 120 140
-55
70
125
Ambient Temperature
(°C)
For resistors operated at an ambient temperature of 70°C or
above, a power rating shall be derated in accordance with the
above derating curve.
Performance Characteristics
Parameters
Resistance
T.C.R.
Overload (Short time)
Resistance to
Soldering Heat
Rapid Change
of Temperature
Performance Requirements ∆R±%
Limit
Typical
Within specified
tolerance
—
Within specified T.C.R. —
2
0.25
1
0.75
1
0.5
Moisture Resistance
5
1
Endurance at 70°C
5
0.5
High Temperature
Exposure
1
0.15
Sulfuration Test
5
—
Test Methods
25°C
+25°C/−55°C and +25°C/+125°C
Rated voltage × 2.5 for 5 seconds
260°C ± 5°C, 10 seconds ± 1 second
−55°C (30 minutes) / +125°C (30 minutes) 5 cycles
40°C ± 2°C, 90%~95%RH, 1000 hours
1.5 hr ON / 0.5 hr OFF cycle
70°C ± 2°C, 1000 hours
1.5 hr ON / 0.5 hr OFF cycle
+125°C, 1000 hours
Soaked in industrial oil with 3.5% sulfur concentration
105°C ± 3°C, 500 hours
Circuit Board Application
7DD
͋
*$
*$
͋
7DD
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/30/14
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: [phone] • www.koaspeer.com
͋
*$
*$
͋
89