WSR2R4000FEA Vishay, WSR2R4000FEA Datasheet - Page 2

• Manufacturer Part Number: WSR2R4000FEA
• Description: RES .40 OHM 2W 1% 4527 SMD
• Manufacturer: Vishay
• Series: WSRr

Specifications of WSR2R4000FEA

• Temperature Coefficient: ±75ppm/°C
• Resistance (ohms): 0.4
• Power (watts): 2W
• Composition: Metal Element
• Features: Current Sense
• Tolerance: ±1%
• Size / Dimension: 0.455" L x 0.275" W (11.56mm x 6.99mm)
• Height: 0.095" (2.41mm)
• Lead Style: Surface Mount (SMD - SMT)
• Package / Case: 4527
• Resistance In Ohms: 0.40
• Case: 4527
• Resistance: 0.4ohm
• Resistance Tolerance: ± 1%
• Power Rating: 2W
• Voltage Rating: 0.89V
• Resistor Element Material: Solid Metal Nickel-Chrome Or
• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: WSRA-.40TR

DIMENSIONS
Note
• Embossed Carrier Tape per EIA-481-2
Document Number: 30101
Revision: 01-Jul-09
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
24 mm/Embossed Plastic
- 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 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
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 ± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
T
a
Derating
TAPE WIDTH
Low Value (down to 0.001 Ω), Surface Mount
120
100
80
60
40
20
For technical questions, contact:
0
- 65
W 1
H
b
- 25
Power Metal Strip
CONDITIONS OF TEST
MODEL
MODEL
25
WSR2
WSR3
WSR2
WSR3
330 mm/13"
DIAMETER
70
75
[11.56 ± 0.813]
0.455 ± 0.032
[e-mail]
L
125
®
0.155
[3.94]
SOLDER PAD DIMENSIONS in inches [millimeters]
Resistors,
a
REEL
Ambient Temperature °C
0.095 ± 0.005
[2.41 ± 0.127]
175
DIMENSIONS in inches [millimeters]
H
PIECES/REEL
± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
± (0.5 % + 0.0005 Ω) ΔR ± (2.0 % + 0.0005 Ω) ΔR
± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
± (1.0 % + 0.0005 Ω) ΔR ± (1.0 % + 0.0005 Ω) ΔR
± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
± (1.0 % + 0.0005 Ω) ΔR ± (2.0 % + 0.0005 Ω) ΔR
± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR
225
1500
0.100 ± 0.010
[2.54 ± 0.254]
WSR2
0.230
[5.84]
275
T
b
TEST LIMITS
0.275 ± 0.005
[6.98 ± 0.127]
W
Vishay Dale
CODE
www.vishay.com
EA
WSR3
0.205
[5.21]
0.215 ± 0.005
[5.46 ± 0.127]
l
WSR
W
1
31