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Flame-Proof Power Metal Oxide Film Resistors Key Features Type ROX Series High Power with Small Size for Space Saving Excellent Long Term Stability Controlled Temperature Capability The resistive element comprises a metal oxide film deposited on a ceramic former. The element is protected by a flameproof coating which will withstand overload conditions without flame or mechanical damage. They are recommended for use in applications such as line protection etc Characteristics – Electrical Solvent Resistant Coat and Code Normal Size Small Size Special Lead Formations Possible Type ROX025 ROX05 ROX1 ROX2 ROX3 ROX5 ROX7 ROX8 ROX9 ROX05S ROX1S ROX2S ROX3S ROX4S ROX5SS ROX5S Rated Power @ 70°C 0.25W 0.5W 1W 2W 3W 5W 7W 8W 9W 0.5W 1W 2W 3W 4W 5W 5W Max. Working Voltage 250V 250V 350V 350V 500V 750V 750V 750V 750V 250V 350V 350V 350V 500V 500V 500V Max. Overload Voltage 400V 400V 600V 600V 800V 1000V 1000V 1000V 1000V 400V 600V 600V 600V 800V 800V 800V Dielectric Withstand Voltage 250V 250V 350V 350V 500V 750V 750V 750V 750V 250V 350V 350V 350V 500V 500V 500V Resistance Range Ω 0.3 ~ 50K 0.3 ~ 330K 0.1 ~ 470K 0.1 ~ 560K 5.0 ~ 100K 5.0 ~ 150K 20 ~ 150K 30 ~ 200K 50 ~ 200K 0.3 ~ 50K 0.1 ~ 270K 0.1 ~ 470K 0.3 ~ 560K 5.0 ~ 100K 5.0 ~ 100K 5.0 ~ 560K Operating Temp. Range -55 ~ 155°C Complete Flameproof Construction Resistors shall have a rated direct-current (DC) continuous working voltage or an approximate sine-wave root-mean-square (RMS) alternating-current (AC) continuous working voltage at commercial line frequency and waveform corresponding to the power rating , as determined from the following formula : RCWV = √P x R Where : RCWV = Rated DC or RMS AC continuous working voltage at commercial-line frequency and waveform (volt) P = Power Rating (watt) R = Nominal Resistance (ohm) Rated Voltage = RCWV or Max. Working Voltage, whichever is smaller 1773271 Rev. G 01/2019 Dimensions in millimetres unless otherwise specified Dimensions Shown for reference purposes only. Specifications subject to change For Email, phone or live chat, go to: www.te.com/help Flame-Proof Power Metal Oxide Film Resistors Environmental Characteristics Characteristics DC. Resistance Specification Must be within the specified tolerance Range Ω Temperature Coefficient 1773271 Rev. G 01/2019 . Ω~ Ω . Ω~ K 101K ~ 1M 1.1M ~ 10M TCR (PPM/°C) ±200 ±350 -700 -1500 Short time overload Resistance change rate is Nor al Size : ± % + . 5Ω Max. S all Size : ± % + . 5Ω Max. with no evidence of mechanical damage Dielectric Withstanding Voltage No evidence of flashover mechanical damage, arcing or insulation break down Terminal Strength No Evidence of mechanical damage Resistance to soldering heat Resistance change rate is: ± % + . 5Ω Max. with o evidence of mechanical damage Solderability 95 % coverage Min. Dimensions in millimetres unless otherwise specified Dimensions Shown for reference purposes only. Specifications subject to change Test Methods ( JIS C 5201-1 ) 5.1 The limit of error of measuring apparatus shall not exceed allowable range or 5% of resistance tolerance 5.2 Natural resistance change per temp. degree centigrade. R -R R (t -t ) x 10⁶ (PPM/℃) R : Resistance value at room temperature (t ) R : Resistance value at room temp. plus 100 ℃ (t ) 5.5 Permanent resistance change after the application of a potential of 2.5 times RCWV or the max. overload voltage respectively specified in the above list, whichever less for 5 seconds 5.7 Resistors shall be clamped in the trough of a 90° metallic Vblock and shall be tested at AC potential respectively specified in the electrical characteristics table for 60 + 10/ -0 seconds 6.1 Direct load: Resistance to a 2.5 kgs direct load for 10 secs. in the direction of the longitudinal axis of the terminal leads Twist test: Terminal leads shall be bent through 90 ° at point of about 6mm from the body of the resistor and shall be rotated through 360° about the original axis of the bent terminal in alternating direction for a total of 3 rotations. 6.4 Permanent resistance change when leads immersed to 3.2 mm to 4.8 mm from the body in 350℃ ± 10 ℃ solder for 3 ± 0.5 seconds 6.5 The area covered with a new , smooth, clean , shiny and continuous surface free from concentrated pinholes. Test temp. of solder: 245℃ ± 3℃ Dwell time in solder : 2 ~ 3 seconds For Email, phone or live chat, go to: www.te.com/help Flame-Proof Power Metal Oxide Film Resistors Environmental Characteristics (continued) Characteristics Specification Resistance to Solvent No deterioration of protective coatings and marking Temperature cycling Resistance change rate is: ± % + . 5Ω Max. with no evidence of mechanical damage Resistance Value Less tha KΩ KΩ or ore △R/R ±5% ± 10 % Load life Resistance Value Less tha KΩ KΩ or ore △R/R ±5% ± 10 % Pulse overload Resistance change rate is: Nor al Size : ± % + . 5Ω Max. S all Size : ± 5% + . 5Ω Max. with no evidence of mechanical damage Load life in humidity Test Methods ( JIS C 5201-1 ) 6.9 Specimens shall be immersed in a bath of trichroethane completely for 3 minutes with ultrasonic 7.4 Resistance change after continuous 5 cycles for duty shown below: Step Step Step 1 1 1 2 2 2 3 3 3 4 4 4 7.9 Resistance change after 1,000 hours operating at RCWV with duty cycle of (1.5 hours "on", 0.5 hour "off") in a humidity test chamber controlled at 40 ℃ ± 2 ℃ and 90 to 95 % relative humidity 7.10 Permanent resistance change after 1,000 hours operating at RCWV with duty cycle of (1.5 hours "on", 0.5 hour "off") at 70℃ ± 2℃ ambient 5.8 Resistance change after 10,000 cycles (1 second "on", 25 se o ds "off”) at 4 times RCWV or the max. pulse overload voltage Derating: In ambient temperatures greater than 70°C the load shall de-rate as shown in the graph below: 1773271 Rev. G 01/2019 Dimensions in millimetres unless otherwise specified Dimensions Shown for reference purposes only. Specifications subject to change For Email, phone or live chat, go to: www.te.com/help Flame-Proof Power Metal Oxide Film Resistors Construction: No. 1 2 Name Basic Body Resistance Film 3 4 5 6 End Cap Lead Wire Joint Coating 7 Color Code Material Rod Type Ceramics . Ω ≤ R ≤ Ω : CNP fil Ω≤R≤ kΩ : Metal oxide fil R> kΩ : Car o fil Steel (Tin plated iron surface) Annealed copper wire coated with tin By welding Normal size: --Insulated & Non-Flame Paint (Color : Gray ) Small size: --Insulated & Non-Flame Paint (Color : Sea-Blue ) Non-Flame epoxy resin Dimensions: Small Size Normal Size Type ROX025 ROX05 ROX1 ROX2 ROX3 ROX5 ROX7 ROX8 ROX9 ROX05S ROX1S ROX2S ROX3S ROX4S ROX5SS ROX5S D (max.) 2.5 3.5 5 5.5 6.5 8.5 8.5 8.5 8.5 2.5 3.5 5 5.5 6.5 6.5 8 Dimensions (MM) L (max.) d ±0.05 7.5 0.54 10 0.54 12 0.70 16 0.70 17.5 0.75 26 0.75 32 0.75 41 0.75 54 0.75 7.5 0.54 10 0.54 12 0.70 16 0.70 17.5 0.75 17.5 0.75 25 0.75 H ±3 28 28 25 28 28 38 38 38 38 28 28 25 28 28 28 38 NB. Pre-formed leads available on request. 1773271 Rev. G 01/2019 Dimensions in millimetres unless otherwise specified Dimensions Shown for reference purposes only. Specifications subject to change For Email, phone or live chat, go to: www.te.com/help Flame-Proof Power Metal Oxide Film Resistors Painting method: Welding point, terminal and lead wire, is permissible to be exposed without the outer coated cover. The extent should be within 1/2 of the resistor body diameter. Marking: For 1/4W, 1/2W, 1W, 2W, 3W, 4W, 5W and all of small size Resistors shall be marked with color coding. colors shall be in accordance with JIS C 0802 For 7W, 8W, 9W marking shall be in text format: Code description and regulation 1. Wattage rating. 2. Nominal resistance value. 3. Resistance Tolerance. G: ± 2 % J: ± 5 % K: ± 10 % 1773271 Rev. G 01/2019 Dimensions in millimetres unless otherwise specified Dimensions Shown for reference purposes only. Specifications subject to change For Email, phone or live chat, go to: www.te.com/help Flame-Proof Power Metal Oxide Film Resistors Packing Specification: Small Size Normal Size Taping: Type ROX025 ROX05 ROX1 ROX2 ROX3 ROX05S ROX1S ROX2S ROX3S ROX4S ROX5SS Style PT-52 PT-52 PT-52 PT-64 PT-64 PT-52 PT-52 PT-52 PT-64 PT-64 PT-64 O±1 52 52 52 64 64 52 52 52 64 64 64 P 5±0.3 5±0.3 5±0.3 10±0.5 10±0.5 5±0.3 5±0.3 5±0.3 10±0.5 10±0.5 10±0.5 L1-L2 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max T 6±1 6±1 6±1 6±1 6±1 6±1 6±1 6±1 6±1 6±1 6±1 Z 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max 1 Max R 0 0 0 0 0 0 0 0 0 0 0 t 4±1 4±1 4±1 5±1 5±1 4±1 4±1 4±1 5±1 5±1 5±1 S 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max 0.5 max Tape in box packing (Ammopack): Type ROX025 ROX05 ROX1 ROX2 ROX3 ROX05S ROX1S ROX2S ROX3S ROX4S ROX5SS C±5 250 260 262 262 256 250 260 262 262 256 256 A±5 75 85 86 92 92 75 85 86 92 92 92 B±5 96 70 80 108 80 96 70 80 108 80 80 Pack Quantity 5000 1000 1000 1000 500 5000 1000 1000 1000 500 500 NB Certain products can be supplied reeled on request. 1773271 Rev. G 01/2019 Dimensions in millimetres unless otherwise specified Dimensions Shown for reference purposes only. Specifications subject to change For Email, phone or live chat, go to: www.te.com/help Flame-Proof Power Metal Oxide Film Resistors Plastic cases in box: Type C ±5 A ±5 B ±5 ROX5S ROX5 36 36 20 20 8 8 Quantity Plastic Case Box 100 1000 100 1000 Bulk packaging (plastic bag in inner box): Type Qty/Bag (Pcs) Qty/Box (Pcs) Qty/Carton Pcs Box size LxWxH (±5) Carton size LxWxH (±5) ROX7 8 32 1600 150 x 75 x 33 ROX8 8 32 1600 150 x 75 x 33 ROX9 10 300 1800 200 x 171 x 113 432 x 308 x 215 432 x 308 x 215 520 x 215 x 250 Gross wt ±2 Kgs 9.5 11.5 15 How To Order ROX Common Part ROX – Flame proof power metal oxide film resistor 1773271 Rev. G 01/2019 1S J Power Rating Tolerance Normal size 025 - 1/4W 05 – 1/2W 1 – 1W 2 – 2W 3 – 3W 5 – 5W 7 – 7W 8 – 8W 9 – 9W Dimensions in millimetres unless otherwise specified 100K Resistance Value Special Request Small size 05S – 1/2W 1S – 1W 2S – 2W 3S – 3W 4S – 4W 5SS – 5W 5S – 5W G – 2% J – 5% Dimensions Shown for reference purposes only. Specifications subject to change R33 -0.33Ω 1R0 - 1Ω 10R - 10Ω 100R - 100Ω 1K0 – 1KΩ (1000Ω) 100K – 100KΩ , Ω BL * – Preformed Leads TR Reeled For Email, phone or live chat, go to: www.te.com/help