CNS 020
www.vishay.com
Vishay Sfernice
High Precision (0.01 %/10 ppm/°C)
Through Hole Thin Film Conformal Coating Sil Resistor
FEATURES
• Tight TCR to 5 ppm/°C (in 0 °C; + 70 °C)
• Incorporates high stability thin film element
(0.1 % at + 70 °C at Pn during 1000 h)
• Through hole (Sil)
• 100
to 10 M
• Tight tolerance down to 0.01 %
• Material categorization: For definitions of
compliance please see
www.vishay.com/doc?99912
SCHEMATIC
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
CNS 020
RESISTANCE RANGE
100 to 10M
RATED POWER
P
70 °C
W
0.5
LIMITING ELEMENT
VOLTAGE
V
300
TOLERANCE
±%
0.01, 0.02, 0.05, 0.1, 0.25, 0.5, 1
TEMPERATURE
COEFFICIENT
(1)
± ppm/°C
5, 10
Note
(1)
15 ppm/°C for R
1.5M
CLIMATIC SPECIFICATIONS
Operating temperature
range
- 55 °C; + 155 °C
MECHANICAL SPECIFICATIONS
Resistive material
Substrate material
Terminals
Protection
Nichrome
Alumina
Tin/silver on Cu alloy
Conformal epoxy coating
DIMENSIONS AND IMPRINTING
CNS 020
A
F
B
C
D
E
G
In clear: model, Vishay logo and manufacturing code. On back: ohmic value (in
),
tolerance (in %)
DIMENSION
A
B
C
D
E
F
G
Revision: 26-Aug-13
INCHES
0.330
0.261
0.020
0.200
0.125
0.100
0.010
MILLIMETERS
8.38 max.
6.62 max.
0.51
5.08
3.17 min.
2.54 max.
0.25
Document Number: 60051
1
For technical questions, contact:
sferthinfilm@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
CNS 020
www.vishay.com
Vishay Sfernice
SPECIFICATIONS
PASSIVATED NICHROME
CONDITIONS
- 40 °C to + 125 °C
0 °C to + 70 °C
at + 70 °C
at + 125 °C
6.7 mW/°C
TECHNICAL SPECIFICATIONS
TEST
MATERIAL
Absolute TCR
Power rating
Dissipation factor (in air) 1/R
TH
Notes
(1)
15 ppm/°C for R
1.5M
(2)
For information only
(2)
Standard
(1)
± 10 ppm/°C
± 5 ppm/°C
0.5 W
0.3 W
On request
ENVIRONMENTAL TEST
REQUIREMENTS
TEST
NFC 83220
CECC40300
± 0.01 %
± 0.01 %
± 0.01 %
± 0.01 %
± 0.01 %
± 0.05 %
insulation resistance
> 10
2
M
± 0.05 %
insulation resistance
> 10
2
M
± 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 %
0.05 %
CONDITIONS
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
Overload
Temperature cycling
Terminal strength
Resistance to solder heat
Vibration
Climatic sequence
Moisture
High temperature storage
-
-
0.02 %
0.05 %
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
TOLERANCE
L
= ± 0.01 %
P
= ± 0.02 %
W
= ± 0.05 %
B
= ± 0.1 %
C
= ± 0.25 %
D
= ± 0.5 %
F
= ± 1.0 %
CNS 020
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
Revision: 26-Aug-13
Document Number: 60051
2
For technical questions, contact:
sferthinfilm@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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 in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
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Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
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including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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Revision: 08-Feb-17
1
Document Number: 91000
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