MFM Series Film Resistors • • • • • Resistances from 10 Ohms to 10MOhms Power Rating to 1 Watt Resistance Tolerances to ±0.05% TCR’s to ±5ppm/K Convenient RN Type Package Styles SPECIFICATIONS Type MFM55 DIN MFM60 MFM65 0204 0207 Resistance Range 10 Ohms to 10MOhms Power rating (70°C) 0.50W 0.60W Tolerances 1.0W 0.05% / 0.1% / 0.25% / 0.5% / 1% / 5% Temperature Coefficient 5 / 10 / 15 / 25 / 50ppm/K Operating Voltage (Umax) 300V 300V Operating Temperature Range 350V -55 to 125°C Insulation Resistance >1G Insulation Voltage >500V Test Conditions Short Time Overload 2.5X rated power up to 2X Vmax; 5s Allowable Change ΔR/R Solderability Solder Bath; 260°C for 5s ± 1s Temperature Cycling 30min at -55°C, 30min at +155°C, 5 cycles Humidity Cycling 40 ± 2°C, 93 +2/-3% RH, 56 days Vibration 10 to 2000Hz for 6h Load Life (1000h) P70 up to Vmax, 1.5h on 0.5h off, 1000h, 70°C Load Life (8000h) P70 up to Vmax, 1.5h on 0.5h off, 8000h, 70°C ±0.10% + 0.05 Ω ±0.25% + 0.05 Ω ±1.00% + 0.05 Ω (Tight Tolerance) ±2.00% + 0.05 Ω (Normal Tolerance) Power Derating Curve 120 Power ( % ) 100 80 60 40 20 0 0 25 50 75 100 125 150 175 200 Ambient Temperature (°C) Ordering Information Part Number - Resistance - Tolerance MFM55 100 kOhms 0.5% Riedon Inc. 03/11 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704 www.riedon.com MFM Series Film Resistors SPECIFICATIONS (continued) Dimensions Type Dimension mm tol. (±mm) inches tol. (±inches) MFM55 MFM60 L 3.50 0.2 0.14 0.008 L1 1.50 0.2 0.06 0.008 D 1.30 0.2 0.05 0.008 K 0.60 0.1 0.02 0.004 D1 1.30 MAX 0.051 MAX L 5.70 0.2 0.22 0.008 L1 2.90 0.2 0.11 0.008 D 2.10 0.2 0.08 0.008 0.004 K 1.00 0.1 0.04 D1 2.10 MAX 0.083 MAX L 6.00 0.2 0.24 0.008 L1 3.20 0.2 0.16 0.008 D 2.10 0.2 0.08 0.008 K 1.00 0.1 0.04 0.004 D1 2.10 MAX 0.083 MAX Type Dimension mm tol. (±mm) inches tol. (±inches) S 1.50 0.2 0.06 0.008 MFM55 W 2.80 0.2 0.11 0.008 H 2.80 0.2 0.11 0.008 S 2.90 0.2 0.11 0.008 W 3.20 0.2 0.13 0.008 H 3.20 0.2 0.13 0.008 S 3.20 0.2 0.13 0.008 W 3.50 0.2 0.14 0.008 H 3.50 0.2 0.14 0.008 MFM65 MFM60 MFM65 Ordering Information MFM70 1 MOhms 5% MFM55 100 kOhms 0.5% Riedon Inc. 03/11 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704 www.riedon.com