NT
Features
■
■
■
■
Applications
■
■
■
■
TO220 housing
Low inductance
SMD and through hole versions
High power rating
Power supplies
Motor drives
Test and measurement
Welding
*R
oH
S
CO
M
PL
IA
PWR220 F Series Power Resistor
Material Specifications
Resistor ..........................................Thick film
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
General Information
The Bourns® PWR220 F Series is a TO220 style Power Resistor. Manufactured using thick
film on Alumina ceramic technology, it is used in applications such as power supplies, motor
drives and measurements.
Electrical & Thermal Characteristics
Parameter
Resistance
(Version A & B)
(Version C)
Power Rating @ 70 °C without heat sink
Power Rating @ 70 °C with heat sink
(Version A & B)
(Version C)
Tolerance
0.02
Ω
< R < 1.0
Ω
1.0
Ω
< R < 100K
Ω
TCR
0.1
Ω
< R < 100.0K
Ω
0.05
Ω
< R < 0.099
Ω
0.02
Ω
< R < 0.049
Ω
Thermal Resistance – Rthj
(Version A & B)
(Version C)
Stability
Thermal EMF
Dielectric Withstanding Voltage
Operating Temperature
T
J
-40
0.1
3.5
2.1
0.5
1.0
2
+130
2.0
1.0
Symbol
R
R
Min.
0.02
0.02
Nom.
Max.
100K
15K
1.50
30
50
5.0
5.0
±100
±300
±600
Unit
Ω
Ω
W
W
W
%
%
PPM/°C
PPM/°C
PPM/°C
°C/W
°C/W
%
µV/°C
kV DC
°C
*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.
PWR220 F Series Power Resistor
Product Dimensions
TO220 Housing: 2-Pin
10.16
(0.4)
3.7
(0.15)
1.2
(0.05)
TO220 Casing: 2-Pin (Surface Mount)
1.2
(0.05)
4.0
(0.16)
10.16
(0.4)
4.0
(0.16)
1.4
(0.06)
12.7
(0.50)
14.6 15.0 17.33
(0.57) (0.59) (0.68)
14.4
16.4
(0.57) (0.65)
6.0
17.3
(0.24) (0.68)
27.3
(1.07)
1.3
(0.05)
0.76
(0.03)
5.08
(0.2)
1.85
(0.07)
0.76
(0.03)
MEASURING
POINT
0.4
(0.015)
DIMENSIONS =
MILLIMETERS
(INCHES)
How to Order
TO221 Casing: 2-Pin
10.16
(0.4)
3.2
(0.13)
1.2
(0.05)
PWR 220 - 2 F B R0400 J E
4.0
(0.16)
Model
PWR = Power Resistor
Package
220 = TO220
221 = TO221
3.7
(0.15)
14.4
16.4
(0.57) (0.65)
18.3 28.3
(0.72) (1.11)
Number of Pins
2=2
Function
F = Thick Film
1.3
(0.05)
MEASURING
POINT
0.76
(0.03)
5.08
(0.2)
1.85
(0.07)
0.4
(0.015)
Version
A = Surface Mount 30 W (with Heat Sink)
B = Through-Hole 30 W (with Heat Sink)
C = Through-Hole 50 W (with Heat Sink)
Resistor Value
R (4 Digits)
Absolute Tolerance
J=5%
G=2%
Packaging
E = Tape & Reel
___ = Tubes
F=1%
DIMENSIONS =
MILLIMETERS
(INCHES)
Typical Part Marking
PART
IDENTIFICATION
MANUFACTURER'S
TRADEMARK
PWR220-2F
R500 1%
0512
ABSOLUTE
RESISTANCE,
TOLERANCE
DATE CODE:
YYWW
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
PWR220 F Series Power Resistor
Packaging Dimensions
Index Hole
120
W
D
B
P
Trailer
A
Device
C
Leader
End
.......
.......
10 pitches (min.)
.......
.......
.......
.......
.......
.......
10 pitches (min.)
Start
DIMENSIONS:
MM
(INCHES)
Direction of Feed
Devices are packed in accordance with EIA standard
RS-481-A and specifications shown here.
Item
Carrier Width
Carrier Length
Carrier Depth
Reel Outside Diameter
Punch Hole Pitch
Tape Width
Quantity per Reel
Symbol
A
B
C
D
P
W
—
Dimensions
10.4
(0.409)
18.4
(0.724)
4.4
(0.173)
330
(12.992)
16.00
(0.630)
32
(1.260)
500
Reliable Electronic Solutions
Asia-Pacific:
Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555 • Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500 • Fax: +1-951 781-5700
www.bourns.com
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
COPYRIGHT© 2005, BOURNS, INC. LITHO IN U.S.A.
PWR220F 12/05
京公网安备 11010802033920号
EEWORLD
