WSMS2908L3000JK Vishay, WSMS2908L3000JK Datasheet - Page 2

• Manufacturer Part Number: WSMS2908L3000JK
• Description: RES .0003 OHM 5% 3W METAL STRIP
• Manufacturer: Vishay
• Series: Power Metal Strip®r
• Type: Shunt, Meterr

Specifications of WSMS2908L3000JK

• Applications: Power Meters
• Composition: Metal Element
• Resistance (ohms): 0.0003
• Power (watts): 3W
• Tolerance: ±5%
• Temperature Coefficient: ±175ppm/°C
• Operating Temperature: -65°C ~ 170°C
• Mounting Type: Shunt Fixture, 20mm Pitch
• Resistance: 0.0003 Ohms
• Power Rating: 3 Watts
• Operating Temperature Range: - 65 C to + 170 C
• Dimensions: 0.59 in W x 2.165 in L x 0.033 in H
• Load Life: 1000 Hrs
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: WSMSB-.0003

DIMENSIONS in inches (millimeters)
DERATING
Document Number: 30160
Revision: 02-Jul-10
PERFORMANCE
TEST
Thermal Shock
Short Time Overload
Low Temperature Operation
High Temperature Exposure
Bias Humidity
Mechanical Shock
Vibration
Load Life
Moisture Resistance
120
100
80
60
40
20
0
- 65
- 50
0.315 (8.0)
- 25
CALIBRATION NOTCH
0
25
0.157 (4.0)
50
70
- 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme
5 x rated power for 5 s
- 65 °C for 45 min
1000 h at + 170 °C
+ 85 °C, 85 % RH, 10 % bias, 1000 h
100 ’s for 6 ms, 5 pulses
Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h
1000 h at + 70 °C, 1.5 h “ON”, 0.5 h “OFF”
MIL-STD-202, method 106, 0 % power, 7b not required
75
0.118 (3.0)
Power Metal Strip
For technical questions, contact:
Ambient Temperature in °C
100
Very Low Value (down to 0.0001 Ω)
125
TERMINAL THICKNESS 0.040 (1.0)
ALL VALUES
150
1.142 (29.0) ± 0.010
CONDITIONS OF TEST
175
0.453 (11.5)
0.787 (20.0)
®
Meter Shunt Resistor,
[e-mail]
RESISTANCE
VALUE
(μΩ)
100
250
300
430
500
0.157 (4.0)
0.059 (1.5)
0.110 (2.8)
TOLERANCES ON DECIMALS
THICKNESS
RESISTOR
ELEMENT
Ø 0.165 (Ø 4.2)
(inches)
2 PLACES
0.040
0.059
0.051
0.038
0.033
XXX ± 0.005
90° ± 0.2°
ELEMENT
LENGTH
0.080
0.276
0.276
0.315
0.315
WSMS2908
TEST LIMITS
0.142 (3.6)
± 0.5 % Δ
± 0.5 % Δ
± 0.5 % Δ
± 1.0 % Δ
± 0.5 % Δ
± 0.5 % Δ
± 0.5 % Δ
± 1.0 % Δ
± 0.5 % Δ
Vishay Dale
www.vishay.com
MATERIAL
ELEMENT
Mn-Cu
Mn-Cu
Mn-Cu
Mn-Cu
Mn-Cu
43