End of Life January-2021
ROX
www.vishay.com
Vishay Dale
Metal Oxide Resistors, Special Purpose, High Voltage
FEATURES
• Low TCR: ± 200 ppm/°C standard;
± 100 ppm/°C, ± 50 ppm/°C available;
Available
non-inductive only available with TC of
± 200 ppm/°C
• Tolerance: ± 1 %; ± 2 %; ± 5 %; ± 10 %
• High voltage (up to 45 kV)
Available
• For oil bath or open air operation
• Standard ROX product is coated; optional uncoated
version of the ROX product is available on request
• Matched sets available
• Special testing available upon request
• Applications: HV power supplies; laboratory equipment;
power control; aeronautical
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
The ROX is an excellent choice for high voltage systems
with the advantage of high wattage and space saving
dimensions.
Note
*
This datasheet provides information about parts that are RoHS-compliant and / or parts that are non RoHS-compliant. For example, parts
with lead (Pb) terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details
STANDARD ELECTRICAL SPECIFICATIONS
POWER RATING
GLOBAL
MODEL
HISTORICAL
MODEL
P
25 °C
W
P
70 °C
W
P
125 °C
W
MAXIMUM
WORKING
VOLTAGE
(1)
V
2K
RESISTANCE
RANGE
(2)
Ω
1M to 100M
ROX050
ROX-1/2
2
1.4
1
1k to 100M
100 to 1G
1M to 100M
ROX050..P
ROX-1/2P
2.8
1.96
1.4
2K
1k to 100M
100 to 1G
1M to 100M
ROX075
ROX075..N
ROX075..P
ROX075..NP
ROX100
ROX100..N
ROX100..P
ROX100..NP
ROX150
ROX150..N
ROX-3/4
ROX-3/4N
ROX-3/4P
ROX-3/4NP
ROX-1
ROX-1N
ROX-1P
ROX-1NP
ROX-1-1/2
ROX-1-1/2N
3
3
4.2
4.2
4
4
5.6
5.6
5
5
2.16
2.16
3.02
3.02
2.88
2.88
4.03
4.03
3.6
3.6
1.5
1.5
2.1
2.1
2
2
2.8
2.8
2.5
2.5
5K
5K
5K
5K
7.5K
7.5K
7.5K
7.5K
11K
11K
1k to 500M
100 to 3G
100 to 1M
1M to 100M
1k to 500M
100 to 3G
100 to 1M
1M to 100M
1k to 500M
150 to 3G
100 to 1M
1M to 100M
1k to 500M
150 to 3G
100 to 1M
1M to 100M
1k to 500M
200 to 3G
100 to 1M
TOLERANCE
±%
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
TEMPERATURE
COEFFICIENT
(3)
± ppm/°C
50
100
200
50
100
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
Revision: 11-Jan-2021
Document Number: 31033
1
For technical questions, contact:
ff2aresistors@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
End of Life January-2021
ROX
www.vishay.com
STANDARD ELECTRICAL SPECIFICATIONS
POWER RATING
GLOBAL
MODEL
HISTORICAL
MODEL
P
25 °C
W
7
7
6
6
8.4
8.4
10
10
14
14
12
12
16.8
16.8
16
16
22.4
22.4
20
20
28
28
P
70 °C
W
5.04
5.04
4.32
4.32
6.05
6.05
7.2
7.2
10.1
10.1
8.64
8.64
12.1
12.1
11.5
11.5
16.1
16.1
14.4
14.4
20.2
20.2
P
125 °C
W
3.5
3.5
3
3
4.2
4.2
5
5
7
7
6
6
8.4
8.4
8
8
11.2
11.2
10
10
14
14
MAXIMUM
WORKING
VOLTAGE
(1)
V
11K
11K
15K
15K
15K
15K
22.5K
22.5K
22.5K
22.5K
30K
30K
30K
30K
37.5K
37.5K
37.5K
37.5K
45K
45K
45K
45K
RESISTANCE
RANGE
(2)
Ω
1M to 100M
1k to 500M
200 to 3G
100 to 1M
1M to 500M
1k to 1G
205 to 3G
100 to 1M
1M to 500M
1k to 1G
205 to 3G
100 to 1M
1M to 500M
1k to 1G
330 to 3G
400 to 10M
1M to 500M
1k to 1G
330 to 3G
400 to 10M
1M to 500M
1k to 1G
600 to 3G
500 to 10M
1M to 500M
1k to 1G
600 to 3G
500 to 10M
1M to 500M
1k to 1G
750 to 3G
500 to 10M
1M to 500M
1k to 1G
750 to 3G
500 to 10M
1M to 500M
1k to 1G
850 to 3G
500 to 10M
1M to 500M
1k to 1G
850 to 3G
500 to 10M
TOLERANCE
±%
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
1, 2, 5, 10
TEMPERATURE
COEFFICIENT
(3)
± ppm/°C
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
50
100
200
200
Vishay Dale
ROX150..P
ROX150..NP
ROX200
ROX200..N
ROX200..P
ROX200..NP
ROX300
ROX300..N
ROX300..P
ROX300..NP
ROX400
ROX400..N
ROX400..P
ROX400..NP
ROX500
ROX500..N
ROX500..P
ROX500..NP
ROX600
ROX600..N
ROX600..P
ROX600..NP
ROX-1-1/2P
ROX-1-1/2NP
ROX-2
ROX-2N
ROX-2P
ROX-2NP
ROX-3
ROX-3N
ROX-3P
ROX-3NP
ROX-4
ROX-4N
ROX-4P
ROX-4NP
ROX-5
ROX-5N
ROX-5P
ROX-5NP
ROX-6
ROX-6N
ROX-6P
ROX-6NP
Notes
•
Resistance values of 1 kΩ and below are calibrated at 1 V
DC
, values above 1 kΩ up to 100 kΩ are calibrated at 10 V
DC
, and values
above 100 kΩ are calibrated at 100 V
DC
. Calibration at other voltages available
• ± 1 % not available above 1 GΩ
• Part marking: Print marked - Dale, model, value, tolerance, temperature coefficient, date code
(1)
Continuous working voltage shall be
P
x
R
or maximum working voltage, whichever is less
(2)
For resistance values above and below those listed please contact us
(3)
Typical TCR results
Revision: 11-Jan-2021
Document Number: 31033
2
For technical questions, contact:
ff2aresistors@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
End of Life January-2021
ROX
www.vishay.com
Vishay Dale
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: ROX300100MGNF5 (preferred part numbering format)
R
GLOBAL
MODEL
(see Electrical
Specifications
table)
O
X
3
0
0
1
0
0
M
G
N
F
5
CONSTRUCTION
(up to 2 digits)
blank = standard
N
= non-inductive
P
= 0.040 Ø leads
S
= solid body, axial
T
= threaded terminals
-18
= Uncoated
Y
= one end axial, one
threaded terminal
SPECIAL
blank = standard
(dash number)
(up to 3 digits)
from
1 to 999
as applicable
RESISTANCE
VALUE
R
=
Ω
K
= kΩ
M
= MΩ
G
= GΩ
910R
= 910
Ω
10M0
= 10 MΩ
1G00
= 1.0 GΩ
TOLERANCE
CODE
F
=±1%
G
=±2%
J
=±5%
K
= ± 10 %
TEMP.
COEFFICIENT
H
= 50 ppm
K
= 100 ppm
N
= 200 ppm
PACKAGING
(1)
EL
= lead (Pb)-free, lacer
(all, except 3, 4, 5, 6)
EE
= lead (Pb)-free,
T / R (1/2, 3/4, 1 only)
EM
= lead (Pb)-free, foam
(3, 4, 5, 6 only)
LB
= tin / lead, lacer
(all, except 3, 4, 5, 6)
RF
= tin / lead,
T / R (1/2, 3/4, 1 only)
F5
= tin / lead, foam
(3, 4, 5, 6 only)
Historical Part Number example: ROX-3100MGN (will continue to be accepted)
ROX-3
HISTORICAL
MODEL
CONSTRUCTION
100M
RESISTANCE
VALUE
G
TOLERANCE
CODE
N
TEMP.
COEFFICIENT
F05
PACKAGING
Notes
(1)
Some packaging codes are model specific
• For additional information on packaging, refer to the Through-Hole Resistor Packaging document (www.vishay.com/doc?31544)
TECHNICAL SPECIFICATIONS
PARAMETER
Insulation Resistance
Category Temperature Range
UNIT
Ω
°C
ROX050
ROX075
ROX100
ROX150
ROX200
≥
10
11
Epoxy coated = -55 / +180; silicone coated = -55 / +230
ROX300
ROX400
ROX500
ROX600
DIMENSIONS
in inches (millimeters)
Standard ROX and Styles N, P, and S
0.032 ± 0.002
(0.81 ± 0.05) Dia.
Style P has 0.040 (1.02) diameter leads.
1.50 ± 0.125
(38.10 ± 3.175)
A
B
Max.
0.310 (7.87) Max. Dia.
Style Y
0.032 ± 0.002
(0.81 ± 0.05) Dia.
C
Max.
Style T
UNC #6-32 2B
C
UNC #6-32 2B
1.50 ± 0.125
(38.10 ± 3.175)
0.330 (8.38) Max. Dia.
0.330 (8.38) Max. Dia.
GLOBAL
MODEL
ROX050
ROX075
ROX100
ROX150
ROX200
ROX300
ROX400
ROX500
ROX600
STANDARD ROX AND STYLES N, P, S
A
0.550 ± 0.032 (13.97 ± 0.81)
0.800 ± 0.032 (20.32 ± 0.81)
0.920 ± 0.032 (23.37 ± 0.81)
1.550 ± 0.032 (39.37 ± 0.81)
2.050 ± 0.032 (52.07 ± 0.81)
3.050 ± 0.032 (77.47 ± 0.81)
4.050 ± 0.032 (102.87 ± 0.81)
5.050 ± 0.032 (128.27 ± 0.81)
6.050 ± 0.032 (153.67 ± 0.81)
B
0.700 (17.78)
0.900 (22.86)
1.020 (25.91)
1.650 (41.91)
2.150 (54.61)
3.150 (80.01)
4.150 (105.41)
5.150 (130.81)
6.150 (156.21)
STYLE T
C
N/A
1.168 ± 0.022 (29.66 ± 0.56)
1.288 ± 0.022 (32.72 ± 0.56)
1.918 ± 0.022 (48.72 ± 0.56)
2.418 ± 0.022 (61.42 ± 0.56)
3.418 ± 0.022 (86.82 ± 0.56)
4.418 ± 0.022 (112.22 ± 0.56)
5.418 ± 0.022 (137.62 ± 0.56)
6.418 ± 0.022 (163.02 ± 0.56)
STYLE Y
C MAX.
N/A
1.050 (26.67)
1.170 (29.72)
1.800 (45.72)
2.300 (58.42)
3.300 (83.82)
4.300 (109.22)
5.300 (134.62)
6.300 (160.02)
Note
• All dimensions given are for the standard coated version of the ROX parts
Revision: 11-Jan-2021
Document Number: 31033
3
For technical questions, contact:
ff2aresistors@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
End of Life January-2021
ROX
www.vishay.com
DERATING
% RATED POWER
120
100
80
60
40
20
0
0
50
100
150
200
250
AMBIENT TEMPERATURE IN °C
EPOXY
COATING
SILICONE
COATING
Vishay Dale
MECHANICAL SPECIFICATIONS
Terminal Strength
Solderability
10 pound pull test
Continuous satisfactory coverage
when tested in accordance with
MIL-STD-202, Method 208
MATERIAL SPECIFICATIONS
Element
Core
+ 230 °C
High temperature fired cermet film
High purity 96 % alumina, tubular or solid
Blue flame-retardant epoxy on ROX050 thru
ROX200. Black flameproof silicone on ROX300
thru ROX600
Standard lead material is solder-coated copper;
solderable and weldable.
0.032" (0.813 mm) style P 0.040" (1.02 mm)
available
Coating
Termination
VOLTAGE COEFFICIENT
0
AVERAGE V.C., ppm/V
-5
- 10
10
7
10
8
10
9
- 1/2 - 3/4, - 1
10
10
- 3, - 4
- 5, - 6
- 1 1/2, - 2
RESISTANCE (Ω)
MAXIMUM WORKING VOLTAGE
35 840
ROX-6
ROX-5
ROX-4
ROX-3
17 920
ROX-2
ROX-1-1/2
ROX-1
ROX-3/4
8960
Max. Working Voltage (V)
4480
2240
ROX-1/2
1120
560
280
140
70
35
1K
4K
16K
64K
256K
1M
4M 16.3M 65.5M 262.1M
Resistance Value (Ω)
Revision: 11-Jan-2021
Document Number: 31033
4
For technical questions, contact:
ff2aresistors@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.
© 2021 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 01-Jan-2021
1
Document Number: 91000
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