WSR-3 .03 1%TR Vishay, WSR-3 .03 1%TR Datasheet - Page 2

• Manufacturer Part Number: WSR-3 .03 1%TR
• Description: Current Sense Resistors - SMD .03ohms 3watts 1%
• Manufacturer: Vishay
• Series: WSRr

Specifications of WSR-3 .03 1%TR

• Resistance: 0.03 Ohms
• Power Rating: 2 Watts
• Tolerance: 1 %
• Temperature Coefficient: +/- 75 PPM / C
• Package / Case: 4527
• Product: Metal Element Current Sensing Resistors
• Operating Temperature Range: - 65 C to + 275 C
• Dimensions: 6.98 mm W x 11.56 mm L x 2.41 mm H
• Termination Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

DIMENSIONS
DERATING
Note
• Embossed Carrier Tape per EIA-481.
Document Number: 30101
Revision: 26-Jan-11
PERFORMANCE
TEST
Thermal shock
Short time overload
Low temperature storage
High temperature
exposure
Bias humidity
Mechanical shock
Vibration
Load life
Resistance to solder heat
Moisture resistance
PACKAGING
MODEL
WSR2 and WSR3
W
L
I
- 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme
WSR2: 5 x rated power for 5 s
WSR3: 4 x rated power for 5 s
- 65 °C for 24 h
1000 h at + 275 °C
+ 85 °C, 85 % RH, 10 % bias, 1000 h
100 g’s for 6 ms, 5 pulses
Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h ± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
1000 h at rated power, + 70 °C, 1.5 h “ON”, 0.5 h “OFF”
+ 260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence
MIL-STD-202, method 106, 0 % power, 7a and 7b not
required
24 mm/embossed plastic
T
a
TAPE WIDTH
Low Value (down to 0.001 ), Surface Mount
For technical questions, contact:
120
100
80
60
40
W 1
20
0
- 65
H
CONDITIONS OF TEST
b
Power Metal Strip
- 25
MODEL
WSR2
WSR3
MODEL
WSR2
WSR3
25
330 mm/13"
DIAMETER
70
(11.56 ± 0.813)
75
0.455 ± 0.032
[e-mail]
L
125
®
0.155
(3.94)
Resistors,
SOLDER PAD DIMENSIONS in inches (millimeters)
a
Ambient Temperature °C
REEL
0.095 ± 0.005
(2.41 ± 0.127)
175
DIMENSIONS in inches (millimeters)
H
225
± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
± (0.5 % + 0.0005 ) R ± (2.0 % + 0.0005 ) R
± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
± (1.0 % + 0.0005 ) R ± (1.0 % + 0.0005 ) R
± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
± (1.0 % + 0.0005 ) R ± (2.0 % + 0.0005 ) R
± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
± (0.5 % + 0.0005 ) R ± (0.5 % + 0.0005 ) R
PIECES/REEL
1500
0.100 ± 0.010
(2.54 ± 0.254)
275
WSR2
0.230
(5.84)
T
b
TEST LIMITS
0.275 ± 0.005
(6.98 ± 0.127)
W
Vishay Dale
CODE
www.vishay.com
WSR3
EA
0.205
(5.21)
0.215 ± 0.005
(5.46 ± 0.127)
l
WSR
W
1
437