Flame-Proof Power Metal Oxide Film Resistors Type ROX Series Characteristics Electrical Type ROX Series The resistive element comprises a metal oxide film deposited on a ceramic former. The element is protected by a flameproof coating which will conditions withstand without overload flame or ROXO5 Rated Power @ 70°C (W): 0.5 Resistance Range (ohms) Min: 0.1 Max: 330K Tolerance and Code Letter: Temp. Coefficient Max (ppm/°C): Selection Series: Limiting Element Voltage (V): 250 Maximum Overload Voltage (V): 400 Max Intermittent Overload 500 Voltage (V): Operating Temp. Range (°C): Climatic Category: Dielectric Strength (V): 250 Insulation Resistance (Mohms): ROX1 1 0.1 470K 350 600 750 350 ROX2 ROXO5S ROX1SS ROX1S ROX2S ROX3S ROX5S 2 0.5 1 1 2 3 5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 560K 100K 200R 270K 470K 560K 560K 2% (G) / 5% (J) 1% (F) available on request ± 350 E24 350 250 350 350 350 350 500 600 400 400 600 600 600 800 750 500 500 750 750 750 1500 350 -55 to +235 55/235/56 250 350 350 1,000 350 350 500 mechanical damage. They are recommended for use in applications such as line protection etc… Dimensions L Key Features ■ High Power with Small Size for Space Saving ■ Excellent Long Term Stability ■ Complete Flameproof Construction ■ High Surge/Overload Capability ■ Controlled Temperature Capability ■ Solvent Resistant Coat and Code ■ Special Lead Formations Possible d D Dimension “l” refers to loose packaged product only Standard Range Leaded Standard Range Pre-formed Style D max L Max l+/-3 d+/-0.05 ROX05 3.5 10 28 0.54 ROX1 5 12 25 0.7 ROX1 ROX2 5.5 16 28 0.7 ROX2 "S" Range Leaded Style P1 ±0.5 P2 ±2 H1 H2 12.5 7.5 ±1.5 3.5 ±1 2.0 15 15 7.5 ±1.5 3.5 ±1 2.0 20 20 7.5 ±2.0 3.5 ±1 3.0 ROXO5 12.5 h max "S" Range Pre-formed Style D max L Max l+/-3 d+/-0.05 H1 H2 h max ROX05S 2.5 7.5 28 0.54 ROXO5S 10 Style P1 ±0.5 P2 ±2 10 7.5 ±1.5 3.5 ±1 2.0 ROX1SS 2.5 7.5 28 0.54 ROX1SS 10 10 7.5 ±1.5 3.5 ±1 2.0 ROX1S 3.5 10 28 0.54 ROX1S 12.5 12.5 7.5 ±0.5 3.5 ±1 2.0 ROX2S 5 12 25 0.7 ROX2S 15 15 7.5 ±1.5 3.5 ±1 2.9 ROX3S 5.5 16 28 0.7 ROX3S 20 20 7.5 ±2.0 3.5 ±1 3.0 ROX5S 8 25 38 0.75 ROX5S 30 30 7.5 ±2.0 3.5 ±1 3.0 Mounting The resistors are suitable for processing on automatic insertion equipment and cutting and bending machines. Marking The resistors are marked with a four-band colour code in accordance with IEC 62. Grey base colour for Standard Range, Sea Blue colour for "S" Range. Literature No. 1773271 Issued: 06-08 Dimensions are shown for reference purposes only. Dimensions are in millimetres unless otherwise specified. Specifications subject to change. tycoelectronics.com passives.tycoelectronics.com Flame-Proof Power Metal Oxide Film Resistors Type ROX Series Power Derating Curve Percent Rated Load (%) 100 -55 70 125 235 80 60 ROX 1W~5W 40 ROX 0.5W 20 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 180 200 220 240 Ambient Temperature (°C) Packaging New Style Reference ROX05 ROX1 ROX2 ROX05S ROX1SS ROX1S ROX2S ROX3S ROX5S Quantity per Ammo Pack 2,000 1,000 1,000 2,000 2,000 2,000 1,000 1,000 500 Std tape Spacing *S ±1 52 52 63 52 52 52 52 63 63 Component Spacing c ±0.5 5 5 10 5 5 5 5 10 10 * Other tape spacings available on request Other packaging styles are available on request Performance Characteristics Heat Rise Chart The evaluation of the performance characteristics is carried out with reference to IEC Specifications QC 400 000 and QC 400 100. Long Term Tests ± (5% + 0.1 ohm) 4.23 Climatic sequence 4.24 Damp heat, steady state 4.25.1 Endurance at 70°C 4.25.3 Endurance at 235°C TEST REF Short Term Tests ± (1% + 0.05 ohm) 4.13 Overload 4.16 Robustness of terminations 4.18 Resistance to soldering heat 4.19 Rapid change of temperature 4.22 Vibration Temperature Rise (°C) 250 TEST REF 4W, 5W 3W 200 2W 150 1W 100 1/2W 50 0 0 25 50 75 100 Rated Load (%) How to Order Literature No. 1773271 Issued: 06-08 ROX 1 J Common Part Style ROX - Flame-Proof 1 - 1S Power Metal Oxide 2 - 2S Film Resistor 3 - 3S Dimensions are shown for reference purposes only. Dimensions are in millimetres unless otherwise specified. 100R BL Tolerance Value Preform G - 2% 100 ohm (100 ohms) 100R J - 5% (F - 1% available on request) 1K0 (1000 ohms) 1K0 BL - Preformed Leads 100 K ohm (100,000 ohms) 100K Specifications subject to change. tycoelectronics.com passives.tycoelectronics.com