MO Series Metal Oxide Film Resistors MERITEK (Flame proof construction UL-1412) PART NUMBERING S YSTEMS MO 1W - 103 J TR Meritek Series Power Rating CODE 1/4W 0.25W 1/2WS 0.5W 1/2W 0.5W 1W 1W 2W 2W 3W 3W Resistance First 2 digits are significant 3rd digit is multiplier “R” indicates decimal value below 10 ohm Tolerance Code Tolerance (%) F ±1 G ±2 J ±5 TR: Tape & Reel B: Bulk Note: "S" in "MOXWS-" denotes small body size DIMENSIONS Type Body Leadwire MO1/4W MO1/2WS (L) 6.3±0.5 (D) 2.3 ±0.3 (H) 28±2 (d±0.03) 0.55 MO1/2W MO1WS 9.0±0.5 3.2 ±0.5 26±2 0.65 MO1W MO2W MO2WS MO3WS 11.5±1.0 15.5±1.0 4.5±0.5 5.0±0.5 35±2 32±2 0.78 0.78 MO3W MO5WS 24.5±1.0 8.5±0.5 32±2 0.78 SPECIFICATIONS TYPE CHARACTERISTICS ±200ppm/oC Range ±5% Power Wvdc Overload Temperature Coefficient Rating (Max) (Max VDC ) Insulation Resistance 10,000 M ohm MO1/4W MO1/2W, MO1/2WS 0.1 to 1M 0.1 to 1M 0.25W 0.5W 200 250 350 400 Load Life(1,000 hrs) Short Time Overload ±3% ±0.5% MO1W, MO1WS 0.1 to 1M 1W 350 600 Temperature Cycling ±1% MO2W, MO2WS 0.1 to 1M 2W 350 600 Moisture Resistance ±5% MO3W, MO3WS MO5WS 0.1 to 1M 0.22 to 150K 3W 5W 500 750 800 1000 Operating Range Effect Soldering -55 to 200oC ±0.5% Specifications are subject to change without notice. rev.6a