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WSC-1 View Datasheet(PDF) - Vishay Semiconductors

Part NameDescriptionManufacturer
WSC-1 Wirewound Resistors, Precision Power, Surface Mount - WSC, WSN Vishay
Vishay Semiconductors Vishay
WSC-1 Datasheet PDF : 4 Pages
1 2 3 4
www.vishay.com
DIMENSIONS in inches (millimeters)
WSC, WSN
Vishay Dale
W
H
W1
T
L
L
b
a
GLOBAL
MODEL
WSC01/2
WSC2515
L
0.200 ± 0.020
(5.08 ± 0.508)
0.250 ± 0.020
(6.35 ± 0.508)
H
0.096 ± 0.015
(2.44 ± 0.381)
0.110 ± 0.015
(2.79 ± 0.381)
DIMENSIONS
T
0.040 ± 0.010
(1.02 ± 0.254)
0.045 ± 0.010
(1.14 ± 0.254)
W
0.125 ± 0.005
(3.18 ± 0.127)
0.150 ± 0.005
(3.81 ± 0.127)
W1
0.050 ± 0.010
(1.27 ± 0.254)
0.098 ± 0.005
(2.49 ± 0.127)
SOLDER PAD DIMENSIONS
a
b
L
0.085 (2.16) 0.070 (1.78) 0.080 (2.03)
0.090 (2.29) 0.115 (2.92) 0.120 (3.05)
WSC0002
0.455 ± 0.020
(11.56 ± 0.508)
0.167 ± 0.010
(4.24 ± 0.254)
0.100 ± 0.010
(2.54 ± 0.254)
0.275 ± 0.005
(6.98 ± 0.127)
0.215 ± 0.005
(5.46 ± 0.127)
0.155 (3.94) 0.230 (5.84)
0.205 (5.21)
WSC4527
WSC6927
0.455 ± 0.020
(11.56 ± 0.508)
0.690 ± 0.032
(17.53 ± 0.813)
0.167 ± 0.010
(4.24 ± 0.254)
0.280 ± 0.015
(7.11 ± 0.381)
0.100 ± 0.010
(2.54 ± 0.254)
0.100 ± 0.010
(2.54 ± 0.254)
0.275 ± 0.005
(6.98 ± 0.127)
0.275 ± 0.005
(6.98 ± 0.127)
0.215 ± 0.005
(5.46 ± 0.127)
0.215 ± 0.015
(5.46 ± 0.381)
0.155 (3.94) 0.230 (5.84) 0.205 (5.21)
0.155 (3.94) 0.235 (5.97) 0.470 (11.94)
Notes
• 3D models available: www.vishay.com/doc?30328.
• Surface mount solder profile recommendations: www.vishay.com/doc?31052.
• Refer to WSC, WSN conversion guide for detailed construction drawings: www.vishay.com/doc?49616.
TEMPERATURE RISE
200
150
WSC01/2
100
WSC2515
50
WSC0002
WSC4527
WSC6927
DERATING
120
100
80
60
40
20
WSC01/2
WSC0002 (1)
WSC2515
WSC4527
WSC6927
00
0.5
1.0
1.5
2.0
2.5
3.0
Power in W
0- 65 - 25
25
75
125
175
225
275
70
Ambient Temperature in °C
Note
(1) As of 1/1/2010, WSC0002 will be molded with thermoplastic and have the higher 275 °C temperature derating.
PERFORMANCE
TEST
Thermal shock
Short time overload
Low temperature storage
High temperature exposure
Bias humidity
Mechanical shock
Vibration
Load life
Resistance to solder heat
CONDITIONS OF TEST
-55 °C to +150 °C, 1000 cycles, 15 min at each extreme
5 x rated power for 5 s
-65 °C for 24 h
1000 h at + 275 °C (+175 °C for WSC01/2)
+85 °C, 85 % RH, 10 % bias, 1000 h
100 g’s for 6 ms, 5 pulses
Frequency varied 10 Hz to 500 Hz in 1 min, 3 directions, 9 h
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
TEST LIMITS
± 0.5 % + 0.05
± 0.2 % + 0.05
± 0.2 % + 0.05
± 0.5 % + 0.05
± 0.2 % + 0.05
± 0.1 % + 0.05
± 0.1 % + 0.05
± 1.0 % + 0.05
± 0.5 % + 0.05
Revision: 13-Oct-16
2
Document Number: 30102
For technical questions, contact: ww2bresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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