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PWR221-4SBR040BE Datasheet(PDF) 1 Page - Bourns Electronic Solutions

Part # PWR221-4SBR040BE
Description  Shunt Resistor
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Manufacturer  BOURNS [Bourns Electronic Solutions]
Direct Link  http://www.bourns.com
Logo BOURNS - Bourns Electronic Solutions

PWR221-4SBR040BE Datasheet(HTML) 1 Page - Bourns Electronic Solutions

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PWR220/PWR221 S Series Shunt Resistor
Features
Low TCR
Low electrical noise
Low inductance/capacitance
High power rating
Low ohmic values
Applications
Power supplies
Motor drives
Test and measurement
Electricity meters
General Information
The Bourns® PWR220 S Series is a TO220 style Shunt Resistor; the PWR221 S Series is a
TO221 style Shunt Resistor. Manufactured using foil on alumina ceramic, it is used in
applications such as power supplies, motor drives and measurements.
Electrical & Thermal Characteristics
Parameter
Symbol
Min.
Nom.
Max.
Unit
Resistance
R
0.002
50
Ω
Power Rating
@ 70 °C without additional heat sink
@ 70 °C with adequate heat sink*
10
1.50
15
W
Tolerance
0.002 Ω < R < 0.01 Ω
0.01 Ω < R < 0.10 Ω
0.10 Ω < R < 50.0 Ω
2.0**
1.0***
0.5***
5.0
5.0
5.0
%
TCR
-20 °C < T < 60 °C
-40 °C < T < +130 °C
±15.0
±50.0
PPM/°C
Thermal Resistance – Rthj (Max @ R < 50 Ω)
4.8
°C/W
Stability
0.1
0.5
%
Thermal EMF
1.0
µV/°C
Dielectric Withstanding Voltage
300
VDC
Operating Temperature
TJ
-40
+130
°C
Material Specifications
Resistor..........................Metal Foil (CuNiMn)
Substrate...........................Alumina (AL203)
Housing.....................................Epoxy/PPS
Lead Frame ............Tinned Copper (Sn/Cu)
Maximum Torque .............................1.0 Nm
Packaging
Tubes....................................50 pcs./tube
Tape & Reel** .......................500 pcs./reel
**Tape & Reel is only available for Version A.
*RoHS Directive 2002/95/EC Jan 27 2003, including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
*
Thermal junction 130 °C max.
** 1 % also available with 4-pin version.
*** 0.1 % and 0.24 % also available with 4-pin version.


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