FPR FNR 2 - T227
Powertron
FEATURES
•
•
•
•
•
Resistances from 0.001Ohm to 100Ohms
Power Rating to 80Watt
Resistance Tolerances to ±0.1%
TCR to ±50ppm/K
Load Stability to 0.1%
TABLE 1—SPECIFICATIONS
TYPE
Resistance Range
Power Rating
Tolerances
Thermal Resistance
Stability (1000h)
Temperature Coefficient
Voltage Proof
Maximum Current
Thermal EMF
Operating Temperature Range
Resistor Material
Substrate
Housing
Connector Material
Max. Torque
Terminals
With heatsink
FPR 2-T227
0.01 to 100 Ohms
60W
0.1% / 0.5% / 1% / 2% / 5%
(others upon request)
1.3 K/W
0.1% / 0.2% / 0.5%
(depends on stress)
±50 ppm/K (20°C to 60°C)
1.5 kVDC
50 A
(higher upon request)
<0.1 μV/K
–40°C to 130°C
CuNiMn-Foil
Al
2
O
3
Epoxy
Cu / tinned
backplate: 1.5 Nm
terminals: 1.3 Nm
2 (standard contact G - bended)
Anodized aluminium
80W
FNR 2-T227
1.0 K/W
ORDERING INFORMATION
Part Number - Resistance - Contact - Tolerance
FPR 2-T227 0.01 Ohms G 1%
Document No.: 64207
Revision: 23-04-2013
For technical questions,
contact
powertron@vishaypg.com
www.powertron.de
1
FPR FNR 2 - T227
Powertron
FIGURE 1—TEMPERATURE COEFFICIENT
4000
2000
Limit 2
0
-2000
∆R/R
(ppm)
-4000
Nominal
∆R/R
-6000
-8000
-10000
Limit 1
-12000
-40
-20
0
20
40
60
80
100
120
140
Temperature (°C)
FIGURE 2—DERATING
Power Rating Notes -
120
Power ( % from
nominal power)
0.5%
0.2%
0.1%
100
80
60
40
20
0
25
The FPR/FNR Series Foil Resistors must be attached to a suit-
able heatsink. The maximum internal resistor temperature is
130°C for a 0.5% stability part.
To specify an appropriate heatsink use the following formula :
R
θH
= T
MAX
- ( P x R
θR
) - T
A
P
50
85
100
115
130
Where:
Tem perature of the backplate (°C)
R
θ
H
= Thermal Resistance of Heatsink ( K/W )
R
θ
R
= Thermal Resistance of Resistor ( K/W )
T
MAX
= Maximum Temperature of Resistor
T
A
= Ambient Temperature of Heatsink ( °C )
P = Power Through Resistor ( W )
FIGURE 3—DIMENSIONS
in mm (inches)
Dimension
A
±0.5 (±0.02)
B
±0.5 (±0.02)
C
±0.2 (±0.008)
D
±0.2 (±0.008)
E
±0.2 (±0.008)
F
±0.2 (±0.008)
G
±0.2 (±0.008)
H
±0.2 (±0.008)
I
±0.2 (±0.008)
J
±0.2 (±0.008)
K
±0.2 (±0.008)
L
±0.1 (±0.004)
M
N
±0.2 (±0.008)
O
±0.2 (±0.008)
mm
26 (1.02)
38 (1.50)
12.7 0.50)
4 (0.16)
30 (1.18)
15 (0.59)
4.1 (0.16)
10 (0.39)
8 (0.31)
4 (0.16)
2 (0.08)
0.8 (0.03)
M4
10 (0.39)
11.9 (0.47)
www.powertron.de
2
For technical questions,
contact
powertron@vishaypg.com
Document No.: 64207
Revision: 23-04-2013
Legal Disclaimer Notice
Vishay Precision Group
Disclaimer
ALL PRODUCTS, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE.
Vishay Precision Group, Inc., its affiliates, agents, and employees, and all persons acting on its or their
behalf (collectively, “Vishay Precision Group”), disclaim any and all liability for any errors, inaccuracies or
incompleteness contained herein or in any other disclosure relating to any product.
The product specifications do not expand or otherwise modify Vishay Precision Group’s terms and
conditions of purchase, including but not limited to, the warranty expressed therein.
Vishay Precision Group makes no warranty, representation or guarantee other than as set forth in the terms
and conditions of purchase.
To the maximum extent permitted by applicable law, Vishay Precision
Group 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.
Information provided in datasheets and/or specifications may vary from actual results in different
applications and performance may vary over time. Statements regarding the suitability of products for
certain types of applications are based on Vishay Precision Group’s knowledge of typical requirements that
are often placed on Vishay Precision Group products. 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.
No license, express, implied, or otherwise, to any intellectual property rights is granted by this document, or
by any conduct of Vishay Precision Group.
The products shown herein are not designed for use in life-saving or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay Precision Group products not expressly
indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay
Precision Group for any damages arising or resulting from such use or sale. Please contact authorized
Vishay Precision Group personnel to obtain written terms and conditions regarding products designed for
such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document No.: 63999
Revision: 27-Apr-2011
www.vishaypg.com
1
京公网安备 11010802033920号
EEWORLD
