CNS 020
Vishay Sfernice
High Precision (0.01 %/10 ppm/°C)
Conformal Coating Sil Resistor
FEATURES
•
Tight TCR to 5 ppm/°C
•
Incorporates high stability thin film element
(0.1 % at + 70 °C at Pn during 1000 h)
•
Through hole (Sil)
•
100
Ω
to 10 MΩ
•
Tight tolerance down to 0.01 %
•
Compliant to RoHS directive 2002/95/0EC
SCHEMATIC
TYPICAL PERFORMANCE
ABS
TCR
5 ppm/°C
ABS
TOL.
0.01 %
STANDARD ELECTRICAL SPECIFICATIONS
TEST
MATERIAL
Resistance range
Standard
(1)
Absolute TCR
On request
Tolerance:
Power rating
0.3 W
Working voltage (maximum)
Operating temperature range
Note
(1)
15 ppm/°C for
R
≥
1.5M
300 V
- 55 °C to + 155 °C
at + 125 °C
Absolute
± 5 ppm/°C
± 0.01 % to ± 1 %
0.5 W
at + 70 °C
0 °C to + 70 °C
SPECIFICATIONS
PASSIVATED NICHROME
100
Ω
(minimum) to 10 MΩ (maximum)
± 10 ppm/°C
- 40 °C to + 125 °C
CONDITIONS
DIMENSIONS AND IMPRINTING
CNS 020
A
F
DIMENSION
A
INCHES
0.318
0.260
0.020
0.200
0.120
0.100
0.010
MILLIMETERS
8.10
6.62
0.51
5.08
3.17
2.54
0.25
B
B
E
C
D
G
C
D
E
F
In clear: Model, Vishay logo and manufacturing code
On back: Ohmic value (in
Ω),
tolerance (in %)
G
** Please see document “Vishay Material Category Policy”:
www.vishay.com/doc?99902
www.vishay.com
84
For technical questions, contact:
sfer@vishay.com
Document Number: 60051
Revision: 25-Aug-09
CNS 020
High Precision (0.01 %/10 ppm/°C)
Conformal Coating Sil Resistor
ENVIRONMENTAL TEST
REQUIREMENTS
TEST
NFC 83220
CECC40300
± 0.01 %
± 0.01 %
± 0.01 %
± 0.01 %
± 0.01 %
± 0.05 %
insulation resistance
> 10
2
MΩ
± 0.05 %
insulation resistance
> 10
2
MΩ
± 0.05 %
MIL-PRF
55182E
± 0.05 %
± 0.05 %
± 0.02 %
± 0.02 %
± 0.02 %
DRIFTS
(max.)
0.01 %
0.01 %
0.01 %
0.01 %
0.01 %
CONDITIONS
Vishay Sfernice
Overload
Temperature cycling
Terminal strength
Resistance to solder heat
Vibration
2.5 Un/5 s
U
max.
< 2 Un
- 55 °C/+ 155 °C 5 cycles
CEI 63-2-14 Test No
CEI 68-2-21
Test Ua (pulling), Ub (bending), Uc (twisting)
+ 260 °C/10 s, CEI 68-2-20A
Test T6 (Met 1A)
10 Hz to 500 Hz
10 g, 6 h Met B4; CEI 68-2-6 Test Fc
- 55 °C/+ 155 °C 6 cycles 95 % RH
RH 85 mbar
CEI68-1
56 days 95 % RH
+ 40 °C
CEI 68-2-3
1000 h/+ 155 °C
CEI 68-2-20A; Test B
Climatic sequence
-
0.05 %
Moisture
-
0.02 %
High temperature storage
-
0.05 %
MECHANICAL SPECIFICATIONS
Resistive material
Substrate material
Terminals
Protection
Nichrome
Alumina
Tin/silver on Cu alloy
Conformal epoxy coating
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: CNS020-301KF (preferred part number format)
C
N
S
0
2
0
VALUE
-
3
0
1
K
F
GLOBAL MODEL
CNS 020
TOLERANCE
L
= ± 0.01 %
P
= ± 0.02 %
W
= ± 0.05 %
B
= ± 0.1 %
C
= ± 0.25 %
D
= ± 0.5 %
F
= ± 1.0 %
Decimal:
R, K
or
M
Historical Part Number example: CNS 020 301K 1 % (will continue to be accepted)
CNS 020
HISTORICAL MODEL
301K
VALUE
1%
TOLERANCE
Document Number: 60051
Revision: 25-Aug-09
For technical questions, contact:
sfer@vishay.com
www.vishay.com
85
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Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
www.vishay.com
1
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