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RPS0250DL2R00JNZA3

Description
Planar Resistors - Chassis Mount RPS 250D L 2U 5% ZA3 BO15NA e
CategoryPassive components   
File Size99KB,4 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
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Planar Resistors - Chassis Mount RPS 250D L 2U 5% ZA3 BO15NA e

RPS0250DL2R00JNZA3 Parametric

Parameter NameAttribute value
Product CategoryPlanar Resistors - Chassis Mount
ManufacturerVishay
Resistance2 Ohms
Power Rating250 W
Tolerance5 %
Temperature Coefficient150 PPM / C
Voltage Rating5 kV
Operating Temperature Range- 55 C to + 155 C
Length73 mm
Width60 mm
Height26 mm
Maximum Operating Temperature+ 155 C
Minimum Operating Temperature- 55 C
Factory Pack Quantity1
Termination StyleScrew
TypePower Resistor for Mounting onto a Heatsink Thick Film Technology
RPS 250
www.vishay.com
Vishay Sfernice
Power Resistor for Mounting onto a Heatsink
Thick Film Technology
FEATURES
• High power rating: 250 W
• High overload capability up to 4 times nominal
power (see energy curve)
• Easy mounting
• Low thermal radiation of the case
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
Developed for specific applications such as railroad electrical traction, this series can bear short overloads as high as fifteen
times the nominal power. Designed to be mounted onto a heatsink, these power resistors exhibit remarkable characteristics.
DIMENSIONS
in millimeters
RPS 250D ZA3
73
56
RPS 250A ZA3
73
56
10.5
10.5
6
26 ± 1
16.2
28 ± 1
57
34
18.7
6
57
Ø 7.2
35.8
60
60
Ø 7.2
38.1
2 x M4
USEFUL DEPTH: 6
Ø 4.2
Ø 4.2
Ø 21
2 x M4
USEFUL DEPTH: 6
Note
• Tolerance unless stated: ± 0.2 mm
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
RPS 250
Note
(1)
E24 series
SIZE
250
RESISTANCE
RANGE
Ω
0.24 to 1M
(1)
RATED POWER
P
25 °C
W
250
LIMITING ELEMENT
VOLTAGE
U
L
V
5000
TOLERANCE
±%
1, 2, 5, 10
TEMPERATURE
COEFFICIENT
± ppm/°C
150
MECHANICAL SPECIFICATIONS
Mechanical Protection
Resistive Element
Substrate
End Connections
Tightening Torque
Connections
Weight
Insulated case and resin for
potting UL 94 V-0
Cermet
Alumina onto aluminum base
Screws M4 (M5 on request)
2 Nm
170 g ± 10 %
Ø 21
TECHNICAL SPECIFICATIONS
Power Rating
Chassis Mounted
Temperature
Coefficient
Standard
250 W at 50 °C continuous
1000 W at 25 °C for 10 s
± 250 ppm/°C < 1
Ω
± 150 ppm/°C > 1
Ω
L connections 7 kV
RMS
H connections 12 kV
RMS
>
10
6
<
50 nH
< 40 pF
< 120 pF
Dielectric Strength
MIL STD 202 (301),
min, 10 mA max.
Insulation Resistance
Inductance
Capacitance Resistor/
Ground
ENVIRONMENTAL SPECIFICATIONS
Thermal Resistance
Temperature Range
Climatic Category
Revision: 17-Dec-15
R
th (j - c)
0.22 °C/W
-55 °C to 125 °C
55 / 125 / 56
Document Number: 50007
1
For technical questions, contact:
sferfixedresistors@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
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