Low Value Current Sense
Flat Chip Resistor
LR Series
•
Resistance range from 0.002Ω up to 1Ω
•
Standard Sn/Pb and Pb lead-free terminations available
•
High power dissipation at 70°C
•
Tolerances to ±1%
Electrical Data
Size
Tolerance
F, G, J, K
1206
2010
2512
1
2
Resistance
Range
1
Tolerance
J, K
Tolerance
K
0.003 to 1W
0.010 to 1W 0.003 to 1W 0.002 to 1W
0.002 to 1W
TCR
2
(ppm/°C)
Power
Rating
at 70°C
(Watts)
0.5
Dielectric
Withstanding
Voltage (V)
Maximum
Current
(Amps)
Operating
Temperature
Pad and Trace Area
for Max Power
Rating @ 70°C
16
200
22
32
-55°C to +150°C
30mm
2
100mm
2
300mm
2
±100
1.0
2.0
Non-standard resistance values available
Contact factory for TCR information on values under 0.05ohms
Outline Dimensions
D
L
W
Solder Plating
Ni Barrier Layer
H
Protective Overcoat
Cu Wraparound
Termination
E
Cu Termination
Alumina Substrate
1206
in.
L
W
H
D
E
0.126 ± 0.012
0.064 ± 0.008
0.024 ± 0.004
0.019 ± 0.010
0.019 ± 0.010
mm
3.20 ± 0.305
1.63 ± 0.203
0.61 ± 0.102
0.48 ± 0.25
0.48 ± 0.25
in.
0.206 ± 0.015
0.104 ± 0.010
0.029 ± 0.004
0.019 ± 0.010
0.019 ± 0.010
2010
mm
5.23 ± 0.38
2.64 ± 0.25
0.74 ± 0.1
0.48 ± 0.25
0.48 ± 0.25
in.
0.256 ± 0.015
0.128 ± .010
0.029 ± 0.004
0.019 ± 0.010
0.019 ± 0.010
2512
mm.
6.50 ± 0.38
3.25 ± 0.25
0.74 ± 0.1
0.48 ± 0.25
0.48 ± 0.25
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
Advanced Film Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
A subsidiary of
TT electronics plc
LR Series Issue May 2009
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Email: afdsales@irctt.com • Website: www.irctt.com
IRCTT [ IRC - A TT ELECTRONICS COMPANY. ]
