MR700 Series Datasheet

MR700 Series
www.vishay.com
Vishay Mills
Wirewound Resistor, Ultra Precision,
Epoxy Molded, Radial Lead
FEATURES
• Resistance values up to 1 M
• Resistance tolerances down to ± 0.005 %
• Tighter tolerances and lower resistance values
available, please contact factory
• Temperature coefficients down to ± 2 ppm/°C,
and up to 6000 ppm/°C
• Matched resistance sets available in tolerances
down to ± 0.001 %, and in temperature
coefficients down to ± 0.5 ppm/°C, please
contact factory
• Custom design capability available, please contact
factory
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
POWER
RATING
W (1)
GLOBAL
MODEL
RESISTANCE RANGE

RESISTANCE RANGE

RESISTANCE RANGE

RESISTANCE RANGE

± 0.1 %, ± 0.25 %,
± 0.5 %, ± 1 %
± 0.05 %, ± 0.1 %,
± 0.25 %, ± 0.5 %, ± 1 %
± 0.01 %, ± 0.05 %,
± 0.1 %, ± 0.25 %,
± 0.5 %, ± 1 %
± 0.005 %, ± 0.01 %,
± 0.05 %, ± 0.1 %,
± 0.25 %, ± 0.5 %, ± 1 %
MAXIMUM
WORKING
VOLTAGE
V (2)
MR702
0.125
1 to 500K
5 to 500K
50 to 500K
1K to 500K
150
MR703
0.250
1 to 750K
5 to 750K
50 to 750K
1K to 750K
150
MR705
0.300
1 to 500K
5 to 500K
50 to 500K
1K to 500K
150
MR706
0.500
1 to 1M
5 to 1M
50 to 1M
1K to 1M
150
Notes
(1) Power rating is based on tolerance, please see derating chart.
(2) The maximum working voltage is the highest voltage that can be applied to the resistor. Below this value, the maximum voltage that can
continuously be applied is given by (P x R)1/2.
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: MR70233K330BAE66 (visit www.vishay.net SAP parts manual for all options)
M
R
7
0
2
3
3
K
3
3
0
B
A
E
6
6
GLOBAL MODEL
(5 digits)
VALUE
(6 digits)
TOLERANCE
(1 digit)
TC
(1 digits)
PACKAGING CODE
(3 digits)
MR702
MR703
MR705
MR706
R = decimal
K = thousand
M = million
1R5000 = 1.5 
1K5000 = 1.5 k
1M0000 = 1 M
S = ± 0.005 %
T = ± 0.01 %
Q = ± 0.02 %
A = ± 0.05 %
B = ± 0.1 %
C = ± 0.25 %
D = ± 0.5 %
F = ± 1.0 %
A = standard,
10 to 30 (W)
B = 3900 (Q)
C = 4500 (M)
D = 6000 (N)
E = 3500 (P)
Y = 10 ( 1 )
G = 5 ( 10 )
J = 2 ( 100 )
E66 = lead (Pb)-free
bulk pack
SPECIAL
(up to 2
digits)
(dash
number)
from 1 to 99
as applicable
Historical Part Number example: MR702W33K330B
MR702
W = STANDARD
33.33 k
0.1 %
HISTORICAL MODEL
TC
RESISTANCE VALUE
TOLERANCE
Revision: 24-May-16
Document Number: 31818
1
For technical questions, contact: [email protected]
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
MR700 Series
www.vishay.com
Vishay Mills
DIMENSIONS in inches [millimeters]
L
W
H
1.00
[25]
min.
LD
CC
GLOBAL
MODEL
DIMENSIONS in inches [millimeters]
L ± 0.010 [0.254]
H ± 0.005 [0.127]
W ± 0.010 [0.254]
LD ± 0.002 [0.051]
CC ± 0.015 [0.381]
MR702
0.270 [6.86]
0.250 [6.35]
0.140 [3.56]
0.032 [0.813]
0.125 [3.18]
MR703
0.540 [13.72]
0.270 [6.86]
0.150 [3.81]
0.032 [0.813]
0.250 [6.35]
MR705
0.300 [7.62]
0.320 [8.13]
0.102 [2.59]
0.025 [0.635]
0.150 [3.81]
MR706
0.585 [14.86]
0.525 [13.34]
0.160 [4.06]
0.032 [0.813]
0.400 [10.16]
DERATING
Element: nickel-chrome alloy, other materials available
depending on TC requirements
180
RATED POWER IN %
MATERIAL SPECIFICATIONS
1 %,
160
140
Core: molded epoxy
0.05 %
, 0.02 %
120
Encapsulant: epoxy
100
Standard Terminals: 100 % matte tinned copper
Part Marking: MILLS, model, value, tolerance, date code
0.01 %
80
60
, 0.1
% To
leran
ce
Toleran
c
e
Toleran
ce
0.005 % Tolerance
40
Note
• Due to resistor size limitations some resistors will have minimal
information marked on parts.
0.5 %
20
0
0
20
40
60
80
100
120
140
160
AMBIENT TEMPERATURE IN °C
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
MR700 RESISTOR CHARACTERISTICS
ppm/°C
± 10 for > 100 ; ± 20 for 10  to 100 ; ± 30 for < 10 
lb
4.5
Dielectric Withstanding Voltage
VAC
750
Operating Temperature Range
°C
-55 to +145 (see derating chart)
Temperature Coefficient
Terminal Strength
Revision: 24-May-16
Document Number: 31818
2
For technical questions, contact: [email protected]
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
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www.vishay.com
Vishay
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Revision: 02-Oct-12
1
Document Number: 91000