METAL FOIL CURRENT SENSE RESISTORS
The content of this specification may change without notification 09/01/08
LR Series - Metal Foil Current Sense Resistor
Custom solutions are available.
HOW TO ORDER
LR01
R005
J
M
Packaging
M = Tape/Reel (4K/Reel, embossed tape)
Tolerance (%)
F = +1
G = +2*
J = +5
EIA Resistance Value
R005 = 0.005Ω (5mΩ)
R002 = 0.002Ω (2mΩ)
R001 = 0.001Ω (1mΩ)
Series Size
LR01 = 2512, LR12=2010, LR18=1206
*AAC has the ability to manufacture +2% tolerance as an option based on customer’s requirement.
FEATURES
Ultra Low Resistances (down to 1mΩ)
Suitable for large current detecting
Extremely low TCR
Over coating: Molding compound
UL-94 V-0 grade
APPLICATIONS
Power unit (VRM) for CPU
Battery charges
Power Supply
DC/DC converter
DIMENSIONS (mm)
Size
2512
2010
1206
L
6.4
±
0.2
5.0
±
0.2
3.3
±
0.2
W
3.2
±
0.2
2.5
±
0.2
1.6
±
0.2
a
2.0
±
0.2 (≤2mΩ)
0.9
±
0.2 (>mΩ)
0.6
±
0.3
0.5
±
0.2
t
0.6
±
0.2
0.7
±
0.2
0.7
±
0.2
RATING
Type
Power Rating
Resistance Value
Operation Temperature Range
Temperature Coefficient of Resistance
Tolerance
Insulation Resistance
Maximum Working Voltage (V)
LR18 = 1206
1/4W & 1/2W
5~20mΩ
LR12 = 2010
1W
3~30mΩ
-55°C~+170°C
±275ppm/°C
±100ppm/°C
±75ppm/°C
LR01 =2512
1W
1~50mΩ
R≤1mΩ
1mΩ<R≤10mΩ
R>10mΩ
2W
1~10mΩ
±1%, ±2%, ±5%
Over 100MΩ
(P*R)
1/2
DERATING CURVE
If the ambient temperature exceeds 70°C, the rated power has to be derated
according to the power derating curve shown to the right.
American Accurate Components,
188 Technology Drive, Unit H Irvine, CA 92618
TEL: 949-453-9888 FAX: 949-453-8889
1
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