Product Overview
This document details a comprehensive range of resistors manufactured by Futaba Electric Co., Ltd. The product line includes various types of fixed resistors such as Metal Oxide Film Resistors, Fixed Metal Film Resistors, Metal Film Precision Resistors, Metal Glaze Resistors, Surge Resistors, High Resistance Resistors, and Fusible Resistors. It also covers Wire Wound Resistors, Ceramic Cased Resistors, Aluminum Cased Resistors, High Power Resistors, and specialized types like Current Sensor Resistors and High Pulse Wire Wound Resistors. The company emphasizes flameproof and insulating safety characteristics, compliance with EU-RoHS requirements, and high reliability across its product offerings.
Product Attributes
- Brand: Futaba
- Origin: Taiwan (Founded in October 1973)
- Certifications: ISO 9000:1994, ISO 9001:2000, ISO 9001:2004, ISO 14001:2004, TS 16949:2009, SONY Green Partner, UL, c-UL, EN 60065, SEMKO & CB
- Compliance: EU-RoHS, Lead-Free Products, Halogen-Free Products
Technical Specifications
| Product Type | Model Series | Key Features | Reference Standards | Available Power Ratings | Resistance Range | Tolerance Options | Temperature Coefficient (TCR) | Max. Working Voltage | Max. Overload Voltage | Dielectric Withstanding Voltage | Packaging Options |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Metal Oxide Film Resistor | RSU, RSS, RSP | Flameproof, small size, high reliability, low surface temperature rise. | JIS C 5201-1 | 1/4W to 3W | 0.1 to 910K | 1%, 2%, 5% | 100ppm/C, 200ppm/C, 350ppm/C | 250V to 500V | 500V to 1000V | 250V to 500V | Taping/Ammo, Forming/Bulk |
| Fixed Metal Film Resistor | RNU, RNS | High precision, low TCR, excellent long-term stability, suitable for automatic insertion. | JIS C 5201-1 | 1/8W to 3W | 10 to 5.1M | 1%, 2%, 5% | 100ppm/C | 200V to 500V | 400V to 700V | 300V to 1000V | Taping/Ammo, Forming/Bulk |
| Metal Film Precision Resistor | RPU, RPS | High precision, low TCR, resistance tolerance 0.01%. | JIS C 5201-1 | 1/8W to 2W | 10 to 100K | 0.01%, 0.02%, 0.05%, 0.1%, 1%, 0.5%, 0.01% | 100ppm/C | 200V to 350V | 250V to 700V | 300V to 700V | Taping/Ammo, Forming/Bulk |
| Metal Glaze Resistor | RMU, RMS, RMH | Flameproof, insulating coating (UL94 V-0). | JIS C 5201-1, UL 1676 & c-UL, EN 60065 | 1/6W to 2W | 10 to <100M | 1%, 2%, 5% | 100ppm/C, 200ppm/C | 160V to 350V | 300V to 10000V | 300V to 10000V | Taping/Ammo, Forming/Bulk |
| Surge Resistor | RVU, RVS | High resistance range (680K to 3G), withstands 10KV pulse, small temp. coeff. | JIS C 5201-1 | 1/2W to 3W | 680K to 3G | 5% | 200ppm/C | 350V to 10000V | 700V to 10000V | 700V to 10000V | Taping/Ammo, Forming/Bulk |
| High Resistance Resistor | RRU, RRS | Resistance range 101M to 3G, low TCR (down to 50ppm). | JIS C 5201-1 | 1/6W to 5W, 7W | 100M to 3G | 1%, 2%, 5% | 200ppm/C (50ppm/C available) | 500V to 15000V | 700V to 15000V | 700V to 15000V | Taping/Ammo, Forming/Bulk |
| Fusible Resistor | RFU, RFS | Functions as resistor normally, quick fusing under overload, flameproof. | JIS C 5201-1 | 1/6W to 2W | 0.1 to 1K | 5% | 350ppm/C | 100V to 350V | 150V to 500V | 200V to 300V | Taping/Ammo, Forming/Bulk |
| Rated Current Fusible Resistor | RFA | Combines time delay performance with reliability, flameproof. | JIS C 5201-1 | N/A (Rated Current based) | N/A (Resistance value not primary spec) | 1%, 2%, 5% | 350ppm/C | 100V to 200V | N/A | N/A | Taping/Ammo, Forming/Bulk |
| Heat Energy Surge Wire Wound Fusible Resistor | WFU, WFS | High surge energy capability, reliable fusing behavior, stable performance. | JIS C 5201-1 | S1/2W to 3W | 0.1 to 150 | 5% | 300ppm/C to 500ppm/C | 100V to 500V | 150V to 1000V | 100V to 500V | Taping/Ammo, Forming/Bulk |
| Non-Smoke Thermal Fuse Resistor | RFT | Compact type with safety design, non-flammable, insulated, incorporates thermal fuse. | JIS C 5201-1, UL 1412 | 3W to 10W, 10WS | 0.1 to 1K | 1%, 2%, 5%, 10% | 350ppm/C | AC 250V | N/A | N/A | Bulk pack |
| Anti-Burst Fusible Resistor | RFB, RFF | Wire wound or film type, safe fusing without explosion, environmentally safe. | JIS C 5201-1, UL 1412 | 1/4W to 3W | 0.1 to 100 | 5% | 300ppm/C to 500ppm/C | 100V to 250V | 150V to 500V | 1,500V to 2,000V | Taping/Ammo, Forming/Bulk |
| Wire Wound Resistor | RWU, RWS, RWP | Flameproof, insulating coating (UL94 V-0), small size, high density application. | JIS C 5201-1, RWP1W Series UL1412 | P1 (0.1W) to 10W | 0.05 to 27K | 1%, 2%, 5%, 10%, 20% | 300ppm/C to 500ppm/C | 250V to 500V | 500V to 1000V | 1000V to 1500V | Taping/Ammo, Forming/Bulk |
| Non-Inductive Resistor | NWU, NMU, NWS, NMS, NWP, NMP, NVU, NVS, NVP | Flameproof, insulating coating (UL94 V-0), low inductance (<3H at 1KHz). | JIS C 5201-1 | P1 (0.1W) to 10W | NW (Wire): 2 to 12M; NM/NV (Film): 10 to 3G | 2%, 5% | 200ppm/C to 350ppm/C | 350V to 10000V | 500V to 1500V | 500V to 1500V | Taping/Ammo, Forming/Bulk |
| Metal Plate Cement Resistor | MPC, MPH | Non-flammable, insulated, low resistance, surge resilient, non-inductive. | JIS C 5201-1 | 1W to 10W (MPC); 4W (MPH) | 0.01 to 25 (MPC); 0.1 to 33 (MPH) | 1%, 2%, 5%, 10% | 100ppm/C to 350ppm/C | 500V | N/A | N/A | Bulk pack |
| Metal Plate Cement Resistor | MPM | Non-flammable, insulated, low resistance, surge resilient, current sensor application. | JIS C 5201-1 | 4W to 7W | 0.01 to 100M | 1%, 5%, 10% | 25ppm/C to 350ppm/C | 500V | N/A | N/A | Bulk pack |
| Metal Plate Cement Resistor | MPT, MPQ | Non-flammable, insulated, low resistance, surge resilient, non-inductive. | JIS C 5201-1 | 3W (MPT); 5W (MPQ) | 36 to 100M (MPT); 0.01 to 0.5 (MPQ) | 1%, 2%, 5%, 10% | 350ppm/C | 500V | N/A | N/A | Bulk pack |
| Cement Resistor | RGW, RGF | Non-flammable, insulated, low inductance available, stable long life. | JIS C 5201-1 | 1W to 40W | 0.1 to 330 (Film); 0.1 to 10K (Wire wound) | 1%, 2%, 5%, 10% | 350ppm/C to 600ppm/C | 150V to 1000V | 500V to 1500V | 1000V to 1500V | Forming/Bulk |
| Cement Resistor (High Insulation) | RGK | Non-flammable, insulated, low inductance available, stable long life. | JIS C 5201-1 | 4W to 17W | 0.01 to 82K | 1%, 2%, 5%, 10% | 350ppm/C | 1000V to 2000V | 2000V to 2000V | 2000V | Bulk pack |
| Current Sensor Resistor | RGC | Non-flammable, insulated, low inductance available, stable long life. | JIS C 5201-1 | 3W to 20W | 1m to 100m | 1%, 2%, 5%, 10% | 20ppm/C to 100ppm/C | N/A | N/A | N/A | Bulk pack |
| High Pulse Wire Wound Resistor | HVW | Anti-burst type, withstands 25KV pulse, high reliability. | JIS C 5201-1 | 1W to 5W | 10 to 390K | 5%, 10%, 20% | 300ppm/C | 300V to 500V | 600V to 1100V | 250V to 500V | Bulk pack |
| Aluminum Cased Power Resistor | GRR | High stability, high pulse (20KV), customizable. | N/A | 5W to 300W | 0.02 to 1G | 1%, 2%, 5%, 10% | 25ppm/C to 350ppm/C | 1000V to 1500V | N/A | N/A | Bulk pack |
| Flat Type Metal Clad Wire Wound Resistor | GHR | High power rating, ultra precision, customizable. | N/A | 100W to 500W | 0.05 to 10K | 5% | 350ppm/C | 500V to 1000V | 1500V | Bulk pack | |
| Square Shape Aluminum Shell Resistor | RAR | High power rating, ultra precision, customizable. | N/A | 60W to 800W | 0.001 to 30K | 5% | 350ppm/C | 1000V | 2000V | 1500V AC | Bulk pack |
| Trapezoid Aluminum Shell Resistor | RAMH | High power rating, ultra precision, customizable (size, power, inductance). | N/A | 60W to 1000W | 0.001 to 30K | 5% | 350ppm/C | 1000V | 2000V | 1500V AC | Bulk pack |
| Power Wire Wound Resistor | RQR | Fixed, non-inductive, adjustable types available. | JIS C 5201-1 | 10W to 2000W | 1 to 750K | 5%, 10% | 350ppm/C | 750V to 1500V | N/A | N/A | Bulk pack |
| Coated Insulated Zero Ohm Resistor | RZU, RZS, RZY, RZT | Automatic insertion applicable, long-term stability, flameproof (RZU). | JIS C 5201-1 | 1/6W to 1/2W | <20m (RZU, RZY); <5m (RZT) | N/A (0) | N/A | 300V to 500V | N/A | N/A | Taping/Ammo, Forming/Bulk |
| Low Resistance Resistor | STR | Small size, light weight, excellent soldering, customizable. | JIS C 5201-1 | N/A (Current Rating based) | 1m to 300m | 1%, 3%, 5% | 50ppm/C to 300ppm/C | N/A | N/A | N/A | Bulk pack |
| Low Resistance Resistor | LRR | Small size, light weight, excellent soldering, customizable. | N/A | N/A (Current Rating based) | 3m to 220m | 1%, 3%, 5%, 10% | 50ppm/C to 200ppm/C | N/A | N/A | N/A | Bulk pack |
| Power Chip Resistor | MR | High stability, low inductance (<50nH), available in 20W to 50W. | MIL-STD-202 Method 204 | 20W to 50W | 0.01 to 51K | 1%, 5% | 150ppm/C to 200ppm/C | 500V | 2.00W to 2.50W (Thermal Resistance) | N/A | Strip (pcs) |
2410121236_Futaba-Elec-RFB02JR100A640NH_C275023.pdf
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