OM
PL
IA
N
T
Features
n
Surface mount wirewound resistor
n
High power
n
Low temperature coefficient
n
RoHS compliant*
n
Non-inductive versions available
F
RE
E
Applications
n
Power supplies
n
Motor drives
n
Electricity metering
*R
oH
S
C
LE
AD
General Information
PWR2615/PWR4525 Surface Mount Wirewound Power Resistors
The PWR2615/PWR4525 Series are surface mount wirewound resistors offering 1 and 2 W power ratings as well as a wide
resistance and operating temperature range.
Electrical Characteristics
Parameter
Resistance Range
1 % Based on E24+E96 Series
5 % Based on E24 Series
Resistance Range
(Non-Inductive Versions)
Based on E24 Series
Power Rating @ 70 °C
Maximum Working Voltage
Absolute Tolerance Values
Temperature Coefficient (TCR)
R>10 ohms
1 ohm≤R≤10 ohms
0.1 ohm ≤R<1 ohm
R<0.1 ohm
Operating Temperature
Insulation Resistance
Dielectric Strength
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
PWR2615
0.01 to 5K ohms
0.005 to 2K ohms
1W
58 V
0.5 % / 1 % / 5 %
±20 PPM/°C
±50 PPM/°C
±90 PPM/°C
±150 PPM/°C
-55 to +275 °C
>1000 megohms
1000 VAC
PWR4525
0.01 to 15K ohms
0.005 to 6K ohms
2W
173 V
(For resistances >2K ohms,
please consult factory for availability)
Environmental Characteristics
Tests per
MIL-STD-202
Short Time Overload
Load Life
Moisture Resistance
Thermal Shock
Resistance to Solder
Heat
Shock
Vibration
ΔR
Max.
0.5 % ±0.05
Ω
1.0 % ±0.05
Ω
1.0 % ±0.05
Ω
0.5 % ±0.05
Ω
0.25 % ±0.05
Ω
0.5 % ±0.05
Ω
0.5 % ±0.05
Ω
Physical Characteristics
Flammability ........Conforms to UL94V-0
Lead Frame Material
...............................Copper, tin-plated
Body Material ...................... Epoxy resin
Characteristic Curve
120
100
Power (%)
80
60
40
20
0
0
50
100 150
200
250
300
350
Ambient Temperature (ϒ
C)
Moisture Sensitivity Level .....................1
ESD Classification (HBM) .................N/A
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
PWR2615/PWR4525 Surface Mount Wirewound Power Resistors
Product Dimensions
A
F
A
F
L
B
C
H
Recommended Pad Layout
L
H
MM
B
DIMENSIONS:
(INCHES)
D
W
W
C
D
Model
PWR2615
PWR4525
A
±0.4
(±0.015)
6.6
(0.260)
11.4
(0.450)
B
±0.4
(±0.015)
3.9
(0.155)
6.4
(0.250)
C
±0.4
(±0.015)
3.2
(0.125)
4.6
(0.180)
D
±0.4
(±0.015)
1.8
(0.070)
3.0
(0.120)
F
±0.4
(±0.015)
1.8
(0.070)
2.5
(0.100)
Lead
Thickness
±0.05
(±0.002)
0.15
(0.006)
0.15
(0.006)
Height
±0.13
(±0.005)
0.13
(0.005)
0.13
(0.005)
W
±0.4
(±0.015)
2.4
(0.096)
3.9
(0.155)
H
±0.4
(±0.015)
2.8
(0.112)
5.8
(0.230)
L
±0.4
(±0.015)
8.6
(0.337)
13.7
(0.540)
Packaging Specifications
Model
PWR2615
PWR4525
Tape
16 mm / Embossed Plastic
24 mm / Embossed Plastic
Pieces
per Reel
2000
1000
Bulk Pkg.
Quantity
250 pcs.
250 pcs.
Typical Part Marking
MANUFACTURER'S
TRADEMARK
(PWR4525)
10R0
YYWW
RESISTANCE
CODE
DATE CODE
Soldering Profile
275
+255 °C and +260 °C
225
220 °C
Temperature (°C)
190 °C
175
150 °C
60 - 90
seconds
Ramp Down
6 °C/second
60 - 120 seconds
10 seconds minimum
75
Ramp Up
3 °C/second maximum
25
<1>
Maximum of 20 seconds between
<1>
255 °C
How to Order
260 °C peak
PWR4525 W 7R50 J E
Model
• PWR2615
• PWR4525
Type
W = Wirewound Inductive
N = Wirewound Non-Inductive
Resistor Value for all Tolerances
<100
Ω
....“R” represents decimal
point (examples: 7R50 =
7.5
Ω;
R050 = 0.050
Ω)
≥100 Ω
.....First three digits are
significant, fourth digit rep-
resents number of zeros
to follow (examples: 2000
= 200
Ω;
2002 = 20K
Ω)
Absolute Tolerance*
D = ±0.5 % F = ±1 % J = ±5 %
Packaging
E = Tape & Reel
___ = Bulk
*Tolerances as low as 0.01 % available on
resistance values greater than 100 ohms.
Consult factory.
125
0
50
100
150
Time (seconds)
200
250
300
REV. 09/17
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Embedded System
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