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Y11225R0000F0L Datasheet(PDF) 2 Page - Vishay Siliconix |
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Y11225R0000F0L Datasheet(HTML) 2 Page - Vishay Siliconix |
2 / 5 page VPR220S, VPR221S Vishay Foil Resistors Bulk Metal ® Foil Technology Precision Foil Power Surface Mount Resistors in TO-220 Configuration with TCR of ± 2 ppm/°C, Tolerance of to ± 0.01 % and Power Rating to 8 W www.vishay.com For any questions, contact: foil@vishay.com Document Number: 63050 2 Revision: 29-Feb-08 Notes 1. Whichever is lower 2. Heat sink chassis dimensions and requirements per MIL-R-39009/1B: 3. Inductance (L) due mainly to the leads 4. The resolution limit of existing test equipment (within the measurement capability of the equipment, or “essentially zero”) 5. µV/°C relates to EMF due to lead temperature difference FIGURE 2 - TYPICAL TCR CURVE - 50 - 25 0 + 20 + 50 + 75 + 100 + 125 - 55 + 150 + 100 + 50 0 - 50 - 100 - 150 - 200 ΔR R (ppm) Ambient Temperature (°C) ± 2 ppm/°C (+ 25 °C Reference) FIGURE 3 - TRIMMING TO VALUES (Conceptual Illustration) Mutual Inductance Reduction due to Opposing Current in Adjacent Lines Current Path Before Trimming Note: Foil shown in black, etched spaces in white Interloop Capacitance Reduction in Series Trimming Process Removes this Material from Shorting Strip Area Changing Current Path and Increasing Resistance Current Path After Trimming TABLE 3 - SPECIFICATIONS Load Life Stability at 2000 h ± 0.05 % max. ΔR under full rated power at + 25 °C Power Rating at + 25 °C 8 W or 3 A1) on heat sink2) 1.5 W or 3 A1) in free air Further derating not necessary Current Noise < 0.010 µV (rms)/V of applied voltage (- 40 dB) High Frequency Operation Rise time 1 ns without ringing Inductance3) (L) 0.1 µH maximum: 0.03 µH typical Capacitance (C) 1.0 pF maximum: 0.5 pF typical Voltage Coefficient4) < 0.1 ppm/V Operating Temperature Range - 55 °C to + 150 °C Maximum Working Voltage 300 V. Not to exceed power rating Thermal EMF5) 0.15 µV/°C maximum (lead effect) DIMENSION INCHES mm L 6.00 152.4 W 4.00 101.6 H 2.00 50.8 T 0.04 1.0 |
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