Description
HSE3W R003 F HTR current sense shunt resistor 0.003Ohm 1% 3W Automotive SMD electron beam welded
TOLERANCE: 0.003
WATTAGE AT 100°C: 3W
WATTAGE AT 70°C: 5W
B (MM) + 0.2/-0.3″: 5mm
D1 (MM) ± 0.10″: 0.45mm
D2 ± 0.10″: 0.45
INTERNAL HEAT RESISTANCE (Rthi): 22°K/W
TCR (ppm): < 50
TYPICAL WT. PER PC. (gms): 0.21
PARAMETER / PERFORMANCE TEST & TEST METHOD PERFORMANCE REQUIREMENTS
Power Rating For FeCrAl - Full power dissipation at 70° C and linearly derated to
zero at +170° C.
For Manganin (< 0.5% Improved Stability) -
Full power dissipation at 100° C & linearly derated to zero at +140° C.
For Manganin (< 1% Stability) - Full power dissipation at 130° C and
linearly derated to zero at +170° C.
Inductance < 3nH
Temperature Range - 65° C to +170° C (Suitably derated as per derating curve provided)
Voltage Rating / Limiting Voltage / Max. Working Voltage
(Subject to max. Terminal Temperature of 130° C)
Low Temperature Storage and Operation [-65° C for 250 h] ∆R ± 0.1% - Average
Temperature Coefficient of Resistance From 50 ppm / K (Depending on Resistance Value)
(Ambient Temperature Range 20° C - 60° C)
Temperature Cycling -2000 cycles (-55° C to 150° C) ∆R ± 0.5% - Average
Life Test / Operational Life - 2000 h rated power with ∆R ± 1% - Average
Temperature limitation on Terminal kept at 130° C
Moisture Resistance [MIL-STD-202 method106] ∆R ± 0.1% - Average
Mechanical Shock [100 g. 6 ms half sine] ∆R ± 0.2% - Typical
Vibration, High Frequency [20 g. 10-2000 Hz] ∆R ± 0.2% - Typical
Bias Humidity [+85° C, 85% RH, 1000h] ∆R ± 0.5% - Typical
Resistance to Soldering Heat 260°C for 10 sec / 8h steam aging
High Temperature Exposure – 2000h / 170°C ΔR ± 1% - Average (In covered condition)
Datasheet: HSE Resistor Series, Size-3920
