Current Sensing Resistors
LMJ25 Series
Description
Proprietary processing technique produces
extremely low resistance values
Very low inductance
Low thermal EMF
Metallic Material
Part Numbering System
LMJ 25 M F 3P0 R001
Resistance Code
R001 : 1mΩ
R200 : 200 mΩ
Power Rating
2P0 : 2W 3P0 : 3W
Series
Metal foil
Size
25: 2512(6432)
Material
M:MnCu
N :N i Cu
Resistance Tol.
F: ± 1% G: ±2% J: ±5%
Standard
Parameter
0.5m Ω ~100mΩ : 1~3W
101m Ω ~500m Ω : 1~2W
Power Rating
Resistance Value
0.5~500mΩ
Operating Temperature Range
-55 to +170°C
Component Temperature Coefficient (TCR)
± 50 ppm/°C
Maximum Working Voltage (V)
(P x R)1/2
Dimensions
L
C
W
d
Unit: Millimeters
Style
L
W
LMJ 25
6.4±0.2
3.2±0.2
Specifications are subject to change without notice.
C PROSEMI Document No : EPG121001610
C
d
2.0±0.2(R≤3mΩ )
0.6 ±0.20
0.9±0.2(R>3mΩ )
0.7 ±0.20 (≥2W, >10mΩ)
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Current Sensing Resistors
LMJ25 Series
Recommended land pattern
a1
a
Unit: Millimeters
Resistance Range
(Ω)
a
a1
d
R > 0.004
4.1
2.1
4.0
R≦0.004
1.3
3.1
4.0
d
Typical sensing traces
Packaging
Quantity: 4, 000pcs
8mm wide tape on 178mm(7 inch)
diameter reel -specification EIA
Standard 481.
Performance
Test Items
Thermal shock
Short time overload
Low temperature operation
High temperature exposure
Moisture resistance
Load life
Resistance to bonding exposure
Conditions of Test
- 55 °C to + 150 °C, 300 cycles, 15 min at each extreme
5 x rated power for 5 s
- 55 °C, 1000 h
1000h at + 170 °C
MIL-STD- 202, method 106, 0 % power, 7b not required
1000 h at 70 °C , 1.5 h "ON", 0.5 h "OFF"
260 °C for 10 s
Test Limits
± 1.0 %
± 0.5 %
± 0.5 %
± 1.0 %
± 1.0 %
± 1.0 %
± 0.5 %
Power Ratio (%)
Derating Curve
100
-55
70
170
Ambient Temperature (°C)
Specifications are subject to change without notice.
C PROSEMI Document No : EPG121001610
2 of 2
www.prosemitech.com
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