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Specifications
Type:
Fuse Resistor
Resistance:
4.7Ω
Voltage-Supply(Max):
250V
Temperature Coefficient:
±300ppm/℃
Tolerance:
±5%
Mfr. Part #:
RFB01J4R70A520SC
Package:
Through Hole,D4.3xL11mm
Key Attributes
Model Number:
RFB01J4R70A520SC
Product Description
Product Overview
This document details a 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. The company also offers Wire Wound Resistors, Ceramic Cased Resistors, Aluminum Cased Resistors, and high-power resistors. Key features across the product range include flameproof and insulating coatings (UL94 V-0), high reliability, excellent stability, and compliance with EU RoHS requirements. These resistors are designed for a wide array of applications in electronic circuits.
Product Attributes
- Brand: Futaba
- Origin: Taiwan
- 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, Halogen-Free
Technical Specifications
| Product Type | Series | Description | Page | Rated Power (W) | Resistance Tolerance | Key Features |
|---|---|---|---|---|---|---|
| Fixed Resistors | METAL OXIDE FILM RESISTOR | Standard Type, Small Type, Super Small Type | 4-5 | 1/4 to 3W | 1%, 2%, 5% | Flameproof (UL94 V-0), insulating coating, high reliability, low surface temperature rise. |
| Fixed Resistors | FIXED METAL FILM RESISTOR | Standard Type, Small Type | 6-7 | 1/8 to 3W | 1%, 2%, 5% | High precision, low T.C.R., excellent long-term stability, suitable for automatic insertion. |
| Fixed Resistors | METAL FILM PRECISION RESISTOR | Standard Type, Small Type | 8-9 | 1/8 to 2W | 0.01%, 0.02%, 0.05%, 0.1%, 0.5%, 1%, 5% | High precision, low T.C.R., excellent long-term stability. |
| Fixed Resistors | METAL GLAZE RESISTOR | Standard Type, Small Type, Large-scale Type | 10-11 | 1/6 to 2W | 1%, 2%, 5% | Flameproof (UL94 V-0), insulating coating, high surge capability. |
| Fixed Resistors | SURGE RESISTOR | Standard Type, Small Type | 12-13 | 1/2 to 3W | 5% | High resistance range (680K~3G), stable, long service life, withstands 10KV pulse, low temp. coeff. |
| Fixed Resistors | HIGH RESISTANCE RESISTOR | Standard Type, Small Type | 14-15 | 1/6 to 5W | 1%, 2%, 5% | Resistance range 101M~3G, low T.C.R. (down to 50ppm), long load life, long-term stability. |
| Fusible Resistors | FUSIBLE RESISTOR | Standard Type, Small Type | 16-17 | 1/6 to 2W | 5% | Flameproof (UL94 V-0), functions as resistor normally, quick fusing under overload. |
| Fusible Resistors | RATED CURRENT FUSIBLE RESISTOR | Standard Type | 18-19 | N/A (Rated Current) | N/A | Flameproof (UL94 V-0), combines time delay performance with reliability, stable under rated current. |
| Fusible Resistors | HEAT ENERGY SURGE WIRE WOUND FUSIBLE RESISTOR | Standard Type, Small Type | 20-21 | 1/2 to 3W | 5% | High surge energy capability, accurate fusing, stable performance. |
| Fusible Resistors | NON-SMOKE THERMAL FUSE RESISTOR | RFT Type | 22-23 | 3 to 10W | 1%, 2%, 5%, 10% | Safety design (non-flammable, insulation), can be customized, compact type. |
| Fusible Resistors | ANTI-BURST FUSIBLE RESISTOR | Wire Type (RFB), Film Type (RFF) | 24-25 | 1/4 to 3W | 5% | Anti-burst design, safe fusing characteristics, environmentally safe, durable high stability. |
| Wire Wound Resistors | WIRE WOUND RESISTOR | Standard Type, Small Type, Super Small Type | 26-27 | P1 to 10W | 1%, 2%, 5%, 10% | Flameproof (UL94 V-0), insulating coating, small size for high density, stable long service life. |
| Non Inductive Resistors | NON INDUCTIVE RESISTOR | Wirewound (NW, NM, NV), Film (NVS, NVP) | 28-29 | P1 to 10W | 2%, 5% | Flameproof (UL94 V-0), low inductance (<3H @ 1KHz), small size for high density. |
| Metal Plate Cement Resistors | METAL PLATE CEMENT RESISTOR | MPC Type, MPH Type | 30-31 | 1 to 10W (MPC), 4W (MPH) | 1%, 2%, 5%, 10% | Non-flammable, insulation safety design, low resistance, good surge resistance, non-inductive. |
| Metal Plate Cement Resistors | METAL PLATE CEMENT RESISTOR | MPM Type | 32-33 | 4 to 7W | 1%, 5%, 10% | Non-flammable, insulation safety design, low resistance, good surge resistance, current sensor application, non-inductive. |
| Metal Plate Cement Resistors | METAL PLATE CEMENT RESISTOR | MPT Type, MPQ Type | 34-35 | 3W (MPT), 5W (MPQ) | 1%, 2%, 5%, 10% | Non-flammable, insulation safety design, low resistance, good surge resistance, non-inductive. |
| Cement Resistors | CEMENT RESISTOR | Wire Type (RGW), Film Type (RGF) | 36-37 | 1 to 40W | 1%, 2%, 5%, 10% | Non-flammable, insulation safety design, low inductance available, stable long life. |
| Cement Resistors | CEMENT RESISTOR | RGK Type | 38-39 | 4 to 17W | 1%, 2%, 5%, 10% | Non-flammable, insulation safety design, low inductance available, stable long life. |
| Current Sensor Resistors | CURRENT SENSOR RESISTOR | RGC Type | 40-41 | 3 to 10W | 1%, 2%, 5%, 10% | Non-flammable, insulation safety design, low inductance available, stable long life. |
| High Pulse Wire Wound Resistors | HIGH PULSE WIRE WOUND RESISTOR | HVW Type | 42-43 | 1 to 5W | 5%, 10%, 20% | Anti-burst wire wound, withstands 25KV pulse, high reliability. |
| Aluminum Cased Power Resistors | ALUMINUM CASED POWER RESISTOR | GR Type | 44-45 | 5 to 300W | 1%, 2%, 5%, 10% | High stability, withstands 20KV pulse, customizable. |
| Flat Type Metal Clad Wire Wound Resistors | FLAT TYPE METAL CLAD WIRE WOUND RESISTOR | GHR Type | 46-47 | 100 to 500W | 5% | High power rating, ultra precision, customizable. |
| Square Shape Aluminum Shell Resistors | SQUARE SHAPE ALUMINUM SHELL RESISTOR | RA Type | 48-49 | 60 to 800W | 5% | High power rating, ultra precision, customizable. |
| Trapezoid Aluminum Shell Resistors | TRAPEZOID ALUMINUM SHELL RESISTOR | RAMH Type | 50-51 | 60 to 1000W | 5% | High power rating, ultra precision, customizable (size, power, inductance). |
| Power Wire Wound Resistors | POWER WIRE WOUND RESISTOR | RQR Type | 52-53 | 10 to 2000W | 5%, 10% | Fixed, Non-inductive, Adjustable types available, customizable. |
| Coated Insulated Zero Ohm Resistors | COAT-INSULATED ZERO OHM RESISTOR | RZU, RZS, RZY, RZT Types | 54-55 | 1/6W, 1/4W, 1/2W | N/A (0) | Automatic insertion applicable, excellent long-term stability. |
| Low Resistance Resistors | LOW RESISTANCE RESISTOR | ST Type | 56-57 | N/A (Current Rating) | 1%, 3%, 5% | Small size, light weight, excellent soldering performance, customizable. |
| Low Resistance Resistors | LOW RESISTANCE RESISTOR | LR Type | 58-59 | N/A (Current Rating) | 1%, 2%, 3%, 5%, 10% | Small size, light weight, excellent soldering performance, customizable. |
| Power Chip Resistors | POWER CHIP RESISTOR | MR Type | 60-61 | 20 to 50W | 1%, 5% | High stability, low inductance (<50nH), available in multiple power ratings. |
Appendix
Forming Options
Various forming styles (P, C, FA5, FB5, FC5, FD5, M, D, Y, YT, FT) and taping options (A52, A64, A73) are available for different resistor types and power ratings.
RG Series Type Forming
Specific forming types (P, Z, M, S, T, H) are detailed for RG series resistors.
Resistance Tolerance / Basic Values
Standard resistance tolerances (V, L, U, A, B, C, D, F, G, J, K, M) and basic resistance values for E12, E24, and E96 series are provided.
Resistor Loading Calculation and Surge Test Method
Information on energy calculation for single pulses (RC circuit, triangle wave, sine wave, rectangle wave), power rate calculation, temperature effects on loading, and surge test circuits is available.
2410121236_Futaba-Elec-RFB01J4R70A520SC_C275015.pdf
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