PMR50_10 Datasheet, PDF (1/4 Pages) Rohm – Ultra-low Ohmic Resistors for Current Detection

Ultra-low Ohmic Resistors for Current Detection
PMR50
Features
1) Ultra low-ohmic resistance range (1m~)
2) Improved current detection accuracy by trimming-less structure.
Highly recommended for large current / High speed switching circuit.
3) Completely Pb free product
4) ISO9001- / ISO/TS 16949- approved
Rating
Item
Rated power
Conditions
For resistors operated at the ambient temperature in
excess of 70ˆ, the load shall be derated in accordance with Fig.1
100
80
60
40
20
0
−55
0
70 100 125 155
AMBIENT TEMPERATURE (°C)
Fig.1
Rated voltage
Rated current
Rated voltage and current are determined from the following.
E= P×R
E= P / R
E: Rated voltage (V)
I : Rated current (A)
P: Rated power (W)
R: Resistance (Ω)
Nominal resistance
See Table 1.
Operating temperature
Specifications
1W at 70°C
−55°C to +155°C
Table.1
RESISTANCE
(mΩ)
TOLERANCE
1,2,3,4
5,6,7,8,9,10
F (±1%)
J (±5%)
SPECIAL
TEMPERATURE
CODE COEFFICIENT (ppm / ˚C)
V
±100
U
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2010.10 - Rev.D