MR93 Series Datasheet

MR93 Series
www.vishay.com
Vishay Mills
Wirewound Resistor, Ultra Precision,
Epoxy Molded, Axial Lead
FEATURES
• Resistance values up to 6 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
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)
GLOBAL
MODEL
POWER
RATING
W (1)
MR9352
0.750
1 to 6.0M
5 to 6.0M
50 to 6.0M
1K to 6.0M
600
MR9353
0.500
1 to 3.8M
5 to 3.8M
50 to 3.8M
1K to 3.8M
400
MR9354
0.330
1 to 2.5M
5 to 2.5M
50 to 2.5M
1K to 2.5M
400
MR9355
0.250
1 to 1.2M
5 to 1.2M
50 to 1.2M
1K to 1.2M
300
MR9356
0.200
1 to 1.0M
5 to 1.0M
50 to 1.0M
1K to 1.0M
200
MR9357
1.000
1 to 6.0M
5 to 6.0M
50 to 6.0M
1K to 6.0M
800
MR9358
1.500
1 to 6.0M
5 to 6.0M
50 to 6.0M
1K to 6.0M
900
MR9359
2.000
1 to 6.0M
5 to 6.0M
50 to 6.0M
1K to 6.0M
1000
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: MR9355500K00AAE66 (visit www.vishay.net SAP parts manual for all options)
M
R
9
3
5
5
5
0
0
K
0
0
A
A
E
6
6
GLOBAL MODEL
(6 digits)
VALUE
(6 digits)
TOLERANCE
(1 digit)
TC
(1 digits)
PACKAGING CODE
(3 digits)
SPECIAL
(1 digits)
(see Standard Electrical
Specifications Global
Model column
for options)
R = decimal
K = thousand
M = million
15R000 = 15 
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
(dash
number)
from 1 to 9
as applicable
Historical Part Number example: MR9355W500K0A
MR9355
W = STANDARD
500 k
0.05 %
HISTORICAL MODEL
TC
RESISTANCE VALUE
TOLERANCE
Revision: 24-May-16
Document Number: 31813
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
MR93 Series
www.vishay.com
Vishay Mills
DIMENSIONS in inches [millimeters]
L
LD
D
DIMENSIONS in inches [millimeters]
GLOBAL MODEL
L
± 0.025 [0.635]
D
± 0.005 [0.127]
LD
± 0.002 [0.051]
MR9352
1.000 [25.40]
0.375 [9.52]
0.032 [0.813]
MR9353
0.750 [19.05]
0.375 [9.52]
0.032 [0.813]
MR9354
0.750 [19.05]
0.250 [6.35]
0.032 [0.813]
MR9355
0.500 [12.70]
0.250 [6.35]
0.032 [0.813]
MR9356
0.375 [9.52]
0.250 [6.35]
0.032 [0.813]
MR9357
1.000 [25.40]
0.500 [12.70]
0.032 [0.813]
MR9358
1.500 [38.10]
0.500 [12.70]
0.032 [0.813]
MR9359
2.000 [50.80]
0.500 [12.70]
0.032 [0.813]
MATERIAL SPECIFICATIONS
DERATING
Element: nickel-chrome alloy, other materials available
depending on TC requirements
RATED POWER IN %
180
1 %,
160
140
Core: molded epoxy
, 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 %
0.05 %
20
0
0
20
40
60
80
100
120
140
160
AMBIENT TEMPERATURE IN °C
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Terminal Strength
UNIT
MR93 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)
PERFORMANCE
TEST
CONDITIONS OF TEST
TEST LIMITS
Dielectric Withstanding Voltage
MIL-STD-202 Method 301, 750 VRMS
± (0.01 %) R
High Frequency Vibration
MIL-STD-202 Method 204, condition D,
frequency varied 10 Hz to 2000 Hz, 20 g peak
± (0.01 %) R
High Temperature Exposure
MIL-STD-202 Method 108, 2000 h at 145 °C
± (0.01 %) R
Load Life
MIL-STD-202 Method 108, 2000 h at 125 °C at rated power,
1.5 h “ON”, 0.5 h “OFF”
Low Temperature Storage
-65 °C for 24 h
Moisture Resistance
MIL-STD 202 Method 106
± (0.01 %) R
Shock, Specified Pulse
MIL-STD-202 Method 213, condition I, 5 shocks in 3 directions
± (0.01 %) R
Thermal Shock
MIL-STD-202 Method 107, condition B
± (0.05 %) R
Short Time Overload
2x rated power for 10 min
± (0.01 %) R
Terminal Strength
MIL-STD-202 Method 211, conditions A and D, 4.5 lb
± (0.01 %) R
Revision: 24-May-16
± (0.1 % + 0.01 ) R
± (0.01 %) R
Document Number: 31813
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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Revision: 02-Oct-12
1
Document Number: 91000