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RPS0250DH30R0FNZA3

Description
Planar Resistors - Chassis Mount RPS 250D H 30U 1% ZA3 BO15NA e
CategoryPassive components   
File Size113KB,4 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
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Planar Resistors - Chassis Mount RPS 250D H 30U 1% ZA3 BO15NA e

RPS0250DH30R0FNZA3 Parametric

Parameter NameAttribute value
Product AttributeAttribute Value
ManufacturerVishay
Product CategoryPlanar Resistors - Chassis Mount
Resistance30 Ohms
Power Rating250 W
Tolerance1 %
Temperature Coefficient150 PPM / C
Voltage Rating5 kV
Minimum Operating Temperature- 55 C
Maximum Operating Temperature+ 155 C
Length73 mm
Width60 mm
Height26 mm
Termination StyleScrew
TypePower Resistor for Mounting onto a Heatsink Thick Film Technology
Factory Pack Quantity1
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
DESIGN SUPPORT TOOLS
Models
Available
click logo to get started
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
Ø 4.2
Ø 4.2
Ø 21
Ø 21
2 x M4
USEFUL DEPTH: 6
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
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 %
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
± 150 ppm/°C > 1
L connections 7 kV
RMS
H connections 12 kV
RMS
10
6
M
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: 01-Dec-17
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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