PSB ALPHAELECTRONICS | Alldatasheet
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Technical content
www.alpha-elec.co.jp PSB Series For any questions, contact sales-alpha@alpha-elec.co.jp Document No.: 67010 Revision: 25-Apr-2016 Ultra Precision Shunt Resistor (40 Watts) COMPOSITION OF TYPE NUMBER PSB X R0100 B Resistance value in ohm is expressed by a series of four significant digits and an R designating the decimal point. CONFIGURATION (DIMENSIONS IN mm) 100 8866 66 48 64 10 Schematic of PSB Type VV 4-Terminal Connection 2-M3 205 II 2-M6 Weight =170g
FEATURES
- Excellent temperature characteristics created by Bulk Metal® foil technology
- Accurate value on four-terminal wiring, even in low extremity of resistance
- High heat dissipation due to aluminum-clad construction with fins
- Readiness to mount to heat sink or water-cooled radiator
- Availability of threaded holes to fix cables with screw
APPLICATIONS
- Current-sensing in precise power supply, motor driver, etc. TCR, RESISTANCE RANGE, TOLERANCE, RATED POWER TCR (ppm/°C) 0°C to +60°C Resistance Range (Ω) Resistance Tolerance (%) Rated Power (W) at 25°C ±0.5 (D) ±1 (F) in free air and On heat sink* 0±5 (X) 0±15 (W) 0.005 to 1 *Thermal resistance of the heat sink 1°C/W. Available to use higher rated power with elevation of cooling effect. Please keep temperature of element surface less than 60°C. POWER DERATING CURVE EXAMPLE OF APPLICATIONS Motor Control Circuit Using Shunt Resistor VIN R Shunt Resistor Current Buffer VIN 1Vdd 2Vee M R C.B. i PSB Ultra Precision Shunt Resistor (40 Watts) PSB Caution Please screw current terminals >5N ⋅ m, voltage terminal >1N ⋅ m
www.alpha-elec.co.jp PSB Series For any questions, contact sales-alpha@alpha-elec.co.jp Document No.: 67010 Revision: 25-Apr-2016 PERFORMANCE Parameters Test Condition ALPHA Specification ALPHA Typical Test Data Maximum Rated Operating Temperature Working Temperature Range Maximum Working Current 25°C –55°C to +85°C 100A Power Conditioning 25°C, Rated Power, 96 hrs. ±0.1% ±0.05% Low Temperature Storage and Operation –55°C, No Load, 24 hrs. ±0.1% ±0.05% Dielectric Withstanding Voltage Insulation Resistance Low Temperature Operation Overload Atmo. Pres.: AC 750V, 1 min. DC 500V, 2 min. –55°C, Rated Power Rated Power x 2.5, 5 sec. ±0.05% over 10,000 MΩ ±0.1% ±0.1% ±0.01% over 10,000 MΩ ±0.05% ±0.05% Moisture Resistance +65°C to –10°C, 90% RH to 98% RH, Rated Voltage, 10 cycles (240 hrs.) ±0.1% ±0.05% Shock High Frequency Shock 30G, 11 ms., Half-Sine Wave, X, Y , Z, 10 shocks each 10 Hz to 50 Hz to 10 Hz, 1 min. X, Y , Z, 2.0 hrs. each ±0.05% ±0.05% ±0.1% ±0.1% High Temperature Exposure 85°C, No Load, 2,000 hrs. ±0.2% ±0.05% Storage Life 15°C to 35°C, 15% RH to 75% RH, No Load, 10,000 hrs. ±0.05% ±0.01% Internal Thermal Resistance Between resistive element and base plate 0.3°C/W Thermal Electromotive Force 1 µV/°C FREQUENCY CHARACTERISTICS (kHz) 1001010.1 Frequency 10 mΩ 100 mΩ (%)R(AC)/R(DC) TEMPERATURE OF RESISTOR SURFACE A (4.7°C/W) B (4.4°C/W) A (1.5°C/W) B: Bottom of ResistorA: Element’s Surface Screwed Down Aluminum Heat Sink 100 mm (L) x 60 mm (W) x 60 mm (H) B (1.2°C/W) In Free Air On Heat Sink (Rth 1°C/W) 30 30 40252015105 Applied Power (W) /H9004T (°C) Temperature Rise