www.vishay.com
109
VCS101, VCS103, VCS401
Vishay Foil Resistors
Document Number: 63016
Revision 02-Sep-02
THROUGH HOLE
VISHAY FOIL • FRANCE +33.4.93.37.28.24 FAX: +33.4.93.37.27.31
• GERMANY +49.9287.710 FAX: +49 9287.70435
• ISRAEL +972.3.557.0945 FAX: +972.3.558.9121
• ITALY + 39.2.300.11919 FAX: +39.2.300.11999
• JAPAN +81.42.729.0661 FAX: +81.42.729.3400
• SINGAPORE +65.788.6668 FAX: +65.788.0988
• SWEDEN +46.8.594.70590 FAX: +46.8.594.70581
• UK +44 191 514 8237 FAX: +44 1953 457 722
• USA +1 610 407-4800 FAX: +1 610 640-9081
Bulk Metal® Technology
Precision, Low Value, Current Sense/Current Shunt Resistors
FEATURES
• Low Ohmic Values: 0.005Ω to 0.25Ω
• Resistive Tolerance: to ± 0.1%
• Temperature Coefficient of Resistance:
± 20ppm/°C at 0.1Ω, available to ± 15ppm/°C
Contact Applications Engineering for tighter limits
• Power Rating: To 1.5 Watts at + 25°C (free air)
• Maximum Operating Temperature: + 175°C
Model VCS401 Current Shunt
Model VCS101, VCS103 and VCS401 resistors are available
in 2 configurations. This Bulk Metal® resistor can serve as a
low ohm, high power resistive shunt or as a medium power
current sensing resistor. Resistors are non insulated.
MODEL RESISTANCE TIGHTEST POWER RATING MAXIMUM DIMENSIONS (MAXIMUM)
NUMBER RANGE RESISTANCE AT + 25°C CURRENT
TOLERANCE % INCHES MM
VCS101 0.005 to 0.01Ω± 1 1 Watt 15 Amps H 0.125 3.18
0.01 to 0.05Ω± 0.5 W 0.080 2.03
0.05 to 0.2Ω± 0.1
VCS401 1 Watt 3 Amps H 0.125 3.18
W 0.080 2.03
VCS103 0.005 to 0.01Ω± 1 1.5 Watt 15 Amps H 0.190 4.83
0.01 to 0.05Ω± 0.5 W 0.080 2.03
0.05 to 0.25Ω± 0.1
Model VCS101 Current Sensor
H
W
0.500 Min.
0.520 ±0.020
0.200 ±0.030
0.920 ±0.020
Leads
0.040 x 0.005
Tin Plated Copper
I1I2
E2
E1
Leads
0.032 Diameter
Solder Coated
Copper
(#20 AWG)
Model VCS103 Current Sensor
Leads
0.040 x 0.005
Tin Plated
Copper
H
W
0.500 Min.
I1I2
E2
E1
0.520 ±0.020
0.500 Min.
0.689 ±0.020
I1I2
E2
E1
0.040 Diameter Lead
Solder Coated Copper
(#18 AWG)
0.032 Diameter Lead
Solder Coated Copper
(#20 AWG)
1.083 ±0.020
0.630
0.200 ±0.030
H
W
FIGURE 1 - DIMENSIONS AND SCHEMATIC
TABLE 1 - CHARACTERISTICS AND DIMENSIONS
Product may not
be to scale
Document Number: 63016
Revision 02-Sep-02
www.vishay.com
110
VCS101, VCS103, VCS401
Vishay Foil Resistors
THROUGH HOLE
VISHAY FOIL • FRANCE +33.4.93.37.28.24 FAX: +33.4.93.37.27.31
• GERMANY +49.9287.710 FAX: +49 9287.70435
• ISRAEL +972.3.557.0945 FAX: +972.3.558.9121
• ITALY + 39.2.300.11919 FAX: +39.2.300.11999
• JAPAN +81.42.729.0661 FAX: +81.42.729.3400
• SINGAPORE +65.788.6668 FAX: +65.788.0988
• SWEDEN +46.8.594.70590 FAX: +46.8.594.70581
• UK +44 191 514 8237 FAX: +44 1953 457 722
• USA +1 610 407-4800 FAX: +1 610 640-9081
Specify Vishay VCS101, VCS103 and VCS401 resistors as follows:
Example: VCS101 0R0100 1%
MODEL NO. RESISTANCE VALUE TOLERANCE
TEST OR CONDITION VCS101, VCS103 AND VCS401
Maximum Ambient Temp. at Rated Power + 25°C
Maximum Ambient Temp. at Zero Power + 175°C
Temperature Coefficient See Table 3
Thermal Shock ± 0.05%
Short Time Overload ± 0.5%
Terminal Strength ± 0.1%
High Temperature Exposure ± 1.0%
Moisture Resistance ± 0.1%
Low Temperature Storage ± 0.05%
Shock (Specified Pulse) ± 0.1%
Vibration (High Frequency) ± 0.1%
Life (Rated Power, + 25°C, 2,000 hrs.) ± 3.0%
Resistance Tolerance ± 0.1%, ± 1%, ± 3%,
± 5%, ± 10%
*∆R's plus additional 0.0005 ohm for measurement error.
VALUE TC (PPM/°C)
0.005Ω to 0.01Ω ± 90
> 0.01Ω to 0.05Ω ± 30
> 0.05Ω to 0.25Ω ± 20
FIGURE 2 - POWER DERATING CURVE
Further derating not necessary.
TABLE 4 - ORDERING INFORMATION
TABLE 2 - VCS101, VCS103 AND VCS401 PERFORMANCE*
TABLE 3 - TC SPECIFICATIONS
+100
+75
+50
+25
-50 0 +50 +100 +150 +200 +250
Ambient Temperature °C
Percent of
Rated Power
-55°C+25°C+175°C
Bulk Metal® Technology
Precision, Low, Value Current Sense/Current Shunt Resistors
