Bourns
is used in current measurement, snubber, bleeder and discharge circuits.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
** Available for most values. Check Standard Resistance Values table.
Parameter
Resistance
(See table of standard values)
Power Rating @ 25 ˚C Case Temperature
Tolerance
TCR
Thermal Resistance - R thj
Inductance
Operating Voltage
Dielectric Strength
Insulation Resistance
Operating Temperature
Parameter
Short Term Overload (2x Pr for R < 2 Ω,
1.6 x Pr for R ≥ 2 Ω, V < 1.5 x Operating Voltage)
Load Life (1000 hours at rated power)
Thermal Shock (-55 ˚C to 155 ˚C, 5 cycles)
Resistance to Soldering Heat (10 seconds at 270 ˚C)
Vibration (20 G 10-2000 Hz .06 ” D.A.)
Moisture Sensitivity Level
Derating Curve
General Information
Electrical & Thermal Characteristics
Reliability Characteristics
0.02 Ω<R<130.0K Ω
®
PWR263S-20 Series is a TO263 DPAK style power resistor. Manufactured using thick fi lm on alumina ceramic technology, it
120
100
80
60
40
20
0
25
50
Temperature of Backplate (°C)
85
100
PWR263S-20 Series Power Resistor
Features
■
■
■
■
■
115
D
Low inductance
Resistor electrically isolated from the
backplate
High power rating
Compatible with lead free solder refl ow
temperatures
2
PAK housing
Specifi cation
ΔR
ΔR
ΔR
ΔR ±0.5 %
ΔR ±0.25 %
1
130
Value(s)
0.02 Ω to 130 KΩ
20 W
±1 %**,
±100 PPM/˚C
6.5 ˚C/W
0.1 µH maximum
√P*R with a maximum of 250 V
2 KV AC
10 GΩ
-55 ˚C to 155 ˚C
±0.25 %
±1.0 %
±0.5 %
145
±5 %
155
■
Applications
■
■
■
■
Resistor .................................. Thick fi lm
Substrate ......................Alumina (AL203)
Housing ........................................Epoxy
Pins ....................Tinned Copper (Sn/Cu)
Flammability ........Conforms to UL-94V0
*** 5 % Tolerance
RESISTANCE
CODE
MANUFACTURER'S
TRADEMARK
Code
R020
R050
R100
R500
R750
1R00
1R50
2R00
2R20
2R50
3R00
3R30
4R70
5R00
7R50
8R20
10R0
15R0
RoHS compliant*
Power supplies
Motor drives
Test and measurement
Rectifi ers
Material Characteristics
Standard Resistance Values
Typical Part Marking
Resistance
0.02***
0.05***
Value
0.75
0.1
0.5
1.5
2.2
2.5
3.3
4.7
7.5
8.2
10
15
1
2
3
5
X X X X
C O S TA RI C A
2 6 3 2 0
Y Y Y
Code
20R0
30R0
33R0
47R0
50R0
56R0
75R0
1000
2000
3300
4700
7500
1001
3301
1002
3002
1003
1303
X %
Resistance
MODEL
NUMBER
TOLERANCE
DATE CODE
COUNTRY
OF ORIGIN
100000
130000
10000
33000
Value
7500
1000
3300
100
200
330
470
20
30
33
47
50
56
75