MF Series Precision Metal Film Resistors RIEDON Resistances from 1 Ohm to 10 Meg Ohm Tolerance to ± 0.05% Low Temperature Coefficient to ± 3ppm/°C Very Low Inductance Matched Sets Available E192 Values in Stock Riedon's metal film resistors are designed for demanding applications where emphasis is placed on minimum tolerances, the lowest possible temperature coefficients, and exceptional long-term stability. We also offer miniature MELF versions ( style MFM ) for surface mount applications. SPECIFICATIONS Type Power Rating Resistance ( 70°C ) Range Maximum Voltage Dimensions in. (mm) D (max) d L (min) H (max) W RN Size MFM2207 0.40 1 to 5M 300 MF2207 0.40 1 to 10M 300 0.260 (6.5) 0.100 (2.5) 0.024 (0.6) 1.20 (30) 0.300 (7.5) RN55 MF2411 0.40 5 to 3M 350 0.420 (10.7) 0.161 (4.1) 0.028 (0.7) 1.20 (30) 0.493 (12.5) RN60 MF2617 0.65 3 to 10M 500 0.600 (15.2) 0.230 (5.8) 0.032 (0.8) 1.20 (30) 0.690 (17.5) RN65 ( See MFM2207 Drawing ) Resistance Tolerances Temperature Coefficients Insulation Resistance Temperature Range - ± 0.05%, 0.1%, 0.25%, 0.5%, 1% ( See Chart ) 10,000 MegW (Min.) -25°C to 125°C ( TC >= 25ppm/°C ) -10°C to 85°C ( TC <= 15ppm/°C ) Voltage Coefficient - 0.5 x 10-6 / V ( Max. ) 0.217 [ 5.5 ] L H ØD Ø0.083 [ 2.1 ] Ød Ø0.050 [ 1.2 ] MFM2207 (MELF) Min. W Riedon Inc. REV 6/03 300 Cypress Avenue Alhambra CA 91801 www.riedon.com (626) 284-9901 Fax: (626) 284-1704 MF Series Precision Metal Film Resistors RIEDON SPECIFICATIONS TCR ( ±ppm/°C ) MFM2207 5 50 - 250K 10 15 10 - 500K 10 - 500K 50 - 510K 5 - 1M 5 - 1M 5 - 1M - 50 - 510K 5 - 1.5M 5 - 2M 5 - 2M 1 - 2M 25 50 - 510K 5 - 1.5M 5 - 3M 2 - 5M 1 - 5M 50 50 - 510K 5 - 2M 3 - 3M 2 - 5M 1 - 5M TCR Resistances Available at these Tolerances ±0.05% ±0.10% ±0.25% ±0.50% ±1% 50 - 120K 30 - 200K 30 - 200K 30 - 200K - 5 50 - 250K 10 - 500K 10 - 500K 10 - 500K - 10 50 - 510K 5 - 1M 5 - 1M 5 - 1M - 15 50 - 510K 5 - 1.5M 5 - 2M 5 - 2M 1 - 2M 25 50 - 510K 5 - 3M 2 - 3M 2 - 5M 1 - 5M 50 50 - 510K 5 - 3M 2 - 3M 2 - 10M 1 - 10M TCR Resistances Available at these Tolerances ±0.05% ±0.10% ±0.25% ±0.50% ±1% 15 240 - 100K 50 - 240K 50 - 510K 20 - 510K 10 - 510K 25 150 - 510K 50 - 1M 20 - 1M 10 - 1M 10 - 1M 50 150 - 510K 50 - 1M 10 - 2M 10 - 2M 5 - 3M TCR ( ±ppm/°C ) MF2617 - 3 ( ±ppm/°C ) MF2411 ±1% 10 - 500K ( ±ppm/°C ) MF2207 Resistances Available at these Tolerances ±0.05% ±0.10% ±0.25% ±0.50% Resistances Available at these Tolerances ±0.05% ±0.10% ±0.25% ±0.50% ±1% 10 240 - 250K 100 - 250K 50 - 250K 20 - 510K 20 - 510K 15 240 - 250K 100 - 250K 50 - 250K 20 - 510K 20 - 510K 25 240 - 510K 100 - 1M 50 - 2M 20 - 5M 10 - 5M 50 100 - 510K 50 - 10M 10 - 10M 5 - 10M 3 - 10M Ordering information: Part Number - Resistance - Tolerance - TCR Example: MF2207 - 47K Ohm - 0.1% - 5ppm Power Level % Power Derating Curve 120 100 80 60 40 20 0 0 25 50 75 100 125 150 175 Ambient Temperature °C Riedon Inc. REV 6/03 300 Cypress Avenue Alhambra CA 91801 www.riedon.com (626) 284-9901 Fax: (626) 284-1704