RMK 408N, 508N, 48N, 816N, 914N (CN)
www.vishay.com
Vishay Sfernice
Wirebondable Thin Film Chip Resistor Networks
FEATURES
• High precision tolerances down to 0.01 % ratio
• Very low temperature coefficient: 10 ppm/°C
abs., 2 ppm/°C ratio
• Excellent stability < 300 ppm, 2000 h at Pn at
+ 70 °C
• Wirebondable
• Gold pads on request
• For high temeprature version refer to RMKHT
(www.vishay.com/doc?60075)
• Material categorization: For definitions of compliance
please see
www.vishay.com/doc?99912
Actual Size
Manufactured in ULTRAFILM technology, these resistor
network chips have a high level of integration, wide ohmic
value range, very low temperature coefficient 10 ppm/°C
which are unequaled on the market today. Laser trimming
can provide excellent precision down to 0.1 % abs 0.01 %
ratio.
TYPICAL PERFORMANCE
TCR
TOL.
ABS
5 ppm/°C
ABS
0.1 %
TRACKING
1 ppm/°C
RATIO
0.01 %
SCHEMATIC
8
7
6
5
0.2
15
14
R
2
R
1
1
0.2
2
R
5
0.1
13
1
2
7
8
R
R
4 3
R
R
1 2
2
3
3
6
5
4
0.4
0.1
4
14
R
4
R
2
NC
1
R
1
2
R
3
3
R
5
4
5
R
7
6
R
6
R
8
R
9
7
0.13
NC
12
11
10
9
8
0.24
3
4
5
6
7
R
3
R
4
13
12
R
5
11
R
6
R
7
R
8
8
0.13
10
0.24
0.1
1
8
R
2
2
7
3
6
R
4
R
3
4
5
16
9
RMK 408N
R
1
R
2
R
3
R
4
RMK 816N
RMK 508N
R
1
RMK 914N
RMK 48N
1
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
SIZE
RESISTANCE
RANGE
POWER RATING
PER RESISTOR
P
70 °C
W
0.125
0.250
0.250
0.250
0.250
POWER RATING
PER PACKAGE
P
125 °C
W
0.050
0.125
0.125
0.125
0.125
ABSOLUTE
TOLERANCE
±%
RATIO
TOLERANCE
±%
0.01, 0.02, 0.05
0.01, 0.02, 0.05
0.01, 0.02, 0.05
0.01, 0.02, 0.05
0.01, 0.02, 0.05
ABSOLUTE
TCR
(1)
± ppm/°C
10, 5
10, 5
10, 5
10, 5
10, 5
RATIO
TCR
(2)
± ppm/°C
1; 2
1; 2
1; 2
1; 2
1; 2
RMK 48N
0808
1K to 200K
0.1, 0.25, 0.5, 1
RMK 408N 0610
1K to 200K
0.1, 0.25, 0.5, 1
RMK 508N 0610
1K to 200K
0.1, 0.25, 0.5, 1
RMK 816N 0714
1K to 200K
0.1, 0.25, 0.5, 1
RMK 914N 0714
1K to 200K
0.1, 0.25, 0.5, 1
Notes
(1)
± 10 ppm/°C maximum at - 55 °C to + 155 °C; ± 5 ppm/°C maximum at 0 °C to + 70 °C
(2)
± 1 ppm/°C typical, ± 2 ppm/°C maximum at - 55 °C to + 155 °C
PERFORMANCES
TEST
Stability
Voltage coefficient
Limiting voltage
Operating temperature range
Storage temperature range
Noise
Thermal EMF
Shelf life stability
Note
(3)
For 200 °C operations please consult factory
Revision: 05-Oct-12
SPECIFICATIONS
< 300 ppm
< 0.1 ppm/V
100 V
- 55 °C to + 155 °C
(3)
- 55 °C to + 155 °C
< - 35 dB
0.01 μV/°C
50 ppm
CONDITION
2000 h at + 70 °C under Pn
1 year at + 25 °C
Document Number: 60053
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
RMK 408N, 508N, 48N, 816N, 914N (CN)
www.vishay.com
C
Vishay Sfernice
DIMENSIONS
in millimeters
A
B
C
1.6 ± 0.1
2.6 ± 0.1
0.4 maximum
B
RMK 408N
A
B
C
DIMENSIONS
in millimeters
A
B
C
1.6 ± 0.1
2.6 ± 0.1
0.4 maximum
RMK 508N
A
B
C
DIMENSIONS
in millimeters
RMK 48N
A
A
B
C
B
C
2.1 ± 0.1
2.1 ± 0.1
0.4 maximum
DIMENSIONS
in millimeters
A
B
C
1.8 ± 0.1
3.5 ± 0.1
0.4 maximum
RMK 816N
A
B
C
DIMENSIONS
in millimeters
A
B
C
1.8 ± 0.1
3.5 ± 0.1
0.4 maximum
RMK 914N
A
MECHANICAL SPECIFICATIONS
Resistive element
Substrate material
Bonding pads
Passivation
Nichrome
Alumina (silicon on some cases)
Aluminum (gold on request)
Silicon nitride
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: RMK408N10KBW0099 (preferred part number format)
R
M
K
4
0
VALUE
Decimal:
R or K
8
N
1
0
K
B
W
0
0
9
OPTION
Leave blank
if no option
9
GLOBAL MODEL
RMK408N
RMK508N
RMK816N
RMK714N
RMK914N
RMK48N
For custom specification:
CN
GLOBAL MODEL
ABS. TOLERANCE
B
= 0.1 %
C
= 0.25 %
D
= 0.5 %
RATIO TOLERANCE
W
= 0.05 %
P
= 0.02 %
L
= 0.01 %
1077
REFERENCE
Reference is provided by Vishay/Sfernice
Historical Part Number example: RMK 408 N 10K 0.1 % abs- 0.05 % ratio R0099 (will continue to be accepted)
RMK 408 N
HISTORICAL MODEL
10K
VALUE
0.1 % abs. 0.05 % ratio
ABS. AND RATIO TOLERANCE
R0099
OPTION
Revision: 05-Oct-12
Document Number: 60053
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,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
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
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
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
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.
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. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.
Revision: 02-Oct-12
1
Document Number: 91000
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