FNPZR0010F

FNP Series High Power Precision Shunt Resistor, Up to 500W FEATURES AND BENEFITS • Temperature coefficient of resistance (TCR) +25°C to +60°C, 25°C ref.: 0 ±1 ppm/°C –25°C to +125°C, 25°C ref.: 0 ±5 ppm/°C • Utilizing Ni-Cr Bulk Metal® Foil Technology for realizing low TCR • Low thermal resistance with Copper plate • Improved to 0.1°C/W from 0.3°C/W (conventional model) • Maximum rated power up to 500W on heat sink • Extended max. ambient temperature to 125°C (85°C with conventional model) • Built-in Pt100 sensor monitor temperature of resistive element • Easily define size of suitable heat sink • As safety function for continuous operation APPLICATIONS • Output reference of precision power supply • Reference of charge-discharge test for high capacity batteries Made in Japan CONTRUCTION OF MATERIALS • Base plate: Nickel-plated Copper • Current terminal: Nickel-plated Copper (T = 1.0 mm) • Voltage and Pt terminals: Nickel-plated Copper (T = 0.5 mm) • Package: PPS Injection-molded case CONFIGURATION—Dimensions in millimeters COMPOSITION OF MODEL NUMBER hexagonal nut M6 Example: FNP Z R0100 B Tolerance Resistance Value* TCR Type * R is a dual-purpose letter that designates both the value range (R for ohmic) and the location of decimal point. TCR—RESISTANCE VS. TOLERANCE Tolerance of Built-in Pt100 Sensor: ±[0.8 + 0.008(t)]°C 0 ±1 (Z) 0 ±2.5 (Y) (+25°C to 60°C) 0 ±5 (X) (–25°C to 125°C) Pt100 TCR (ppm/°C) Resistance Range (Ω) Tolerance (%) Rated Power (W) 0.001 to 1** ±0.05 (A) ±0.1 (B) ±0.5 (D) ±1.0 (F) 500 (on heat sink*) C1 V1 C2 V2 * Keep temperature of element surface less than 125°C. ** Please contact us for higher resistance value Document No.: 67050 Revision: 11-Jun-2016 For any questions, contact sales-alpha@alpha-elec.co.jp www.alpha-elec.co.jp 1 FNP Series POWER DERATING CURVE TEMPERATURE CHARACTERISTICS OF RESISTANCE (%) Temperature Characteristics of Resistance 100 400 +2.5 ppm/°C 200 60 R ≤ 10 mΩ ∆R/R25 (°C) Rated Power Percentage 300 80 R > 10 mΩ 40 +1 ppm/°C 100 0 –100 20 –2.5 ppm/°C –300 25 0 –1 ppm/°C TCR Curve, Typical –200 0 20 75 40 60 80 Ambient Temperature 125 100 120 –400 –25°C (°C) 0°C 25°C 50°C 75°C Ambient Temperature (°C) 100°C 125°C TABLE 2—PERFORMANCE PARAMETERS Maximum Rated Operating Temperature SPECIFICATION 25°C (R ≤10 mΩ) Working Temperature Range 75°C (R >10 mΩ) –55°C to +125°C Maximum Working Current 320 A Single Pulse Power Load 50 J (tp