L-NE
Vishay Thin Film
Low Value Thin Film Chip Resistors
FEATURES
• NiCr + Ta2O5 resistive layer
• Pre-soldered or gold terminations
• No inductance for high frequency applications
• Alumina substrates for high power handling capacity
TYPICAL PERFORMANCE
Actual Size 1005
ABS
With extremely low resistance and high power capabilities,
these ultra low value resistors are available with solderable
or weldable terminations.
TCR
TOL
50
1.0
CONSTRUCTION
TOLERANCE AND TCR VERSUS OHMIC VALUE
Passivated NiCr or Ta2O5
VALUE
MIN. TOLERANCE
BEST TCR
± 300ppm/°C
± 300ppm/°C
± 100ppm/°C
± 100ppm/°C
± 100ppm/°C
± 50 ppm/°C
resistance film
Passivation
Solder
coating
0.1 ohms
0.25 ohms
0.5 ohms
1 ohms
± 20%
± 10%
Nickel barrier
± 5%
High purity
alumina substrate
Adhesion layer
± 3%
2 ohms
± 2%
10 ohms
± 1%
STANDARD ELECTRICAL SPECIFICATIONS
TEST
SPECIFICATIONS
CONDITIONS
MATERIAL
NiCr + Ta2O5
Resistance Range
TCR:
0.1 ohm to 10 ohms
Down to ± 50ppm/°C
± 1% to ± 20%
Up to 1W
Tolerance:
Power Rating
Voltage Coefficient
Operating Temperature Range
Storage Temperature Range
Noise
@ + 70°C
0.1ppm/Volt
-
-
55°C to + 155°C
55°C to + 155°C
-
35dB typical
Thermal EMF
0.1µV/°C
CASE SIZE
0402
0505
125
0603
125
0705/0805
1005
250
1206
330
1505
500
2010
1000
Power Rating - mW
Working Voltage - V
Resistance Range - (Ω)
50
37
200
50
50
50
50
50
50
50
0.1 to 10
0.1 to 10
0.1 to 10
0.1 to 10
0.1 to 10
0.1 to 10
0.1 to 10
0.1 to 10
VISHAY THIN FILM • 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 +81.3.5464.6411 FAX: +81.3.5464.6433 • 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: (610) 407-4800 FAX: (610) 640-9081
www.vishay.com
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Document Number: 60028
Revision 01-Mar-04