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Precision Futaba Elec RNU18F2002A520NH current sensor resistors ideal for accurate measurement applications

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Precision Futaba Elec RNU18F2002A520NH current sensor resistors ideal for accurate measurement applications

Type : Metal Film Resistor

Resistance : 20kΩ

Power(Watts) : 125mW

Temperature Coefficient : ±100ppm/℃

Tolerance : ±1%

Description : Metal Film Resistor 20kΩ 125mW ±100ppm/℃ ±1% Through Hole,D1.7xL3.5mm Through Hole Resistors RoHS

Mfr. Part # : RNU18F2002A520NH

Model Number : RNU18F2002A520NH

Package : Through Hole,D1.7xL3.5mm

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Product Overview

This document details a comprehensive range of resistors manufactured by Futaba Electric Co., Ltd. (also referred to as Futaba Taiwan HQ). 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, Fusible Resistors, Wire Wound Resistors, Ceramic Cased Resistors, Aluminum Cased Resistors, and High Power Resistors. The company also offers specialized components like Current Sensor Resistors, High Pulse Wire Wound Resistors, and Zero Ohm Resistors. Futaba Electric Co., Ltd. has a history dating back to 1973 and emphasizes quality with ISO certifications and compliance with RoHS directives.

Product Attributes

Brand: Futaba
Origin: Taiwan (Futaba Taiwan HQ), China (Shenzhen, Suzhou, Shuangya)
Certifications: ISO 9000:1994, ISO 9001:2000, ISO 9001:2004, ISO 14001:2004, SONY Green Partner, TS 16949:2009, UL 1676 & c-UL, EN 60065, SEMKO & CB, UL 1412, CUL
Compliance: EU-RoHS, China RoHS
Manufacturing History: Founded 1973, technical cooperation with Fukushima Futaba.

Technical Specifications

Product Type	Model Series	Key Features	Construction	Typical Applications
Metal Oxide Film Resistor	RSU, RSS, RSP	Flameproof (UL94 V-0), small size for high density, high reliability, good thermal stability, low surface temperature rise.	Ceramic base, conductive film, helical cutting groove, insulation coat.	General purpose, high density applications.
Fixed Metal Film Resistor	RNU, RNS	High precision, low T.C.R., excellent long-term stability, suitable for automatic insertion.	Ceramic base, conductive film, helical cutting groove, insulation coat.	Precision circuits, general electronics.
Metal Film Precision Resistor	RPU, RPS	High precision, low T.C.R., resistance tolerance 0.01%, excellent long-term stability.	Ceramic base, conductive film, helical cutting groove, insulation coat.	High precision applications.
Metal Glaze Resistor	RMU, RMS, RMH	Flameproof (UL94 V-0), safe usage, compliance with EU-RoHS.	Ceramic base, metal glaze film, helical cutting groove, insulation coat.	General purpose, high voltage applications.
Surge Resistor	RVU, RVS	High resistance range (680K~3G), stable, long service life, withstands 10KV pulse, small temp. coeff.	Ceramic base, metal glaze film, helical cutting groove, insulation coat.	High voltage circuits, surge protection.
High Resistance Resistor	RRU, RRS	Resistance range 101M~3G, low T.C.R. (down to 50ppm), long load life, long-term stability.	Ceramic base, metal glaze film, helical cutting groove, insulation coat.	High resistance applications.
Fusible Resistor	RFU, RFS	Flameproof (UL94 V-0), functions as resistor normally, quick fusing under overload.	Ceramic base, fusible film, helical cutting groove, insulation coat.	Circuit protection, overload detection.
Rated Current Fusible Resistor	RFA	Flameproof (UL94 V-0), combines time delay performance with reliability, stable under rated current.	Ceramic base, fusible film, helical cutting groove, insulation coat.	Current-sensitive circuit protection.
Heat Energy Surge Wire Wound Fusible Resistor	WFU, WFS	High surge energy capability, accurate fusing, stable performance at rated power.	Ceramic base, wire wound, insulation coat.	High energy surge applications.
Non-Smoke Thermal Fuse Resistor	RFT	Safety design (non-flammability, insulation), customizable.	Ceramic case, resistor, thermal fuse, silicon cement, lead wires.	Temperature-sensitive circuit protection.
Anti-Burst Fusible Resistor	RFB, RFF	Safe fusing characteristics (no explosion), environmentally safe, durable high stability at rated power.	Wire wound or film type, ceramic tube/base, insulation coat.	High reliability circuit protection.
Wire Wound Resistor	RWU, RWS, RWP	Flameproof (UL94 V-0), small size for high density, stable long service life.	Ceramic base, wire wound, insulation coat.	General purpose, high power applications.
Non-Inductive Resistor	NWU, NMU, NWS, NMS, NWP, NMP, NVU, NVS, NVP	Flameproof (UL94 V-0), small size, low inductance (<3H at 1KHz), stable long life.	Ceramic base, wire wound/conductive film, insulation coat.	High frequency applications, pulse circuits.
Metal Plate Cement Resistor	MPC, MPH	Non-flammable, insulated, low resistance, resilient to surge current, non-inductive.	Ceramic case, silicon cement, metal plate, lead wires.	High power, low resistance applications.
Metal Plate Cement Resistor (Thin Type)	MPM	Non-flammable, insulated, low resistance, resilient to surge current, suitable for current sensor applications, non-inductive.	Ceramic base, metal shell, plating layer, insulated resin.	Current sensing, power supplies.
Metal Plate Cement Resistor (Thin Type)	MPT, MPQ	Non-flammable, insulated, low resistance, resilient to surge current, non-inductive.	Silicon cement, metal plate, ceramic case.	High power, low resistance applications.
Cement Resistor	RGW, RGF	Non-flammable, insulated, low inductance available, stable long life, customizable.	Ceramic case, wire wound/film, insulation coat.	General purpose, high power applications.
High Insulation Cement Resistor	RGK	Non-flammable, insulated, low inductance available, stable long life, customizable.	Ceramic case, wire wound/film, insulation coat.	High power, high insulation applications.
Current Sensor Resistor	RGC	Non-flammable, insulated, low inductance available, stable long life, customizable.	Ceramic base, wire wound, insulation coat.	Current sensing applications.
High Pulse Wire Wound Resistor	HVW	Anti-burst wire wound, withstands 25KV pulse, high reliability.	Ceramic base, wire wound, ceramic tube, insulation coat.	High pulse applications.
Aluminum Cased Power Resistor	GRR	High stability, high pulse (20KV), customizable.	Aluminum case, ceramic base, wire wound/film, silicon cement.	High power, high voltage applications.
Flat Type Metal Clad Wire Wound Resistor	GHR	High power rating, ultra precision, customizable.	Insulation plate, wire wound, aluminum case, ceramic base.	High power, precision applications.
Square Shape Aluminum Shell Resistor	RAR	High power rating, ultra precision, customizable, low inductance available.	Insulation plate, wire wound, aluminum case, silicone rubber wire.	High power applications.
Trapezoid Aluminum Shell Resistor	RAMH	High power rating, ultra precision, customizable (size, power, inductance).	Insulation plate, wire wound, aluminum case, silicone rubber wire.	High power applications.
Power Wire Wound Resistor	RQR	Fixed, non-inductive, adjustable types available; anti-burst, high pulse; customizable.	Iron stand, ceramic base, wire wound, insulation coat.	High power applications.
Coat-Insulated Zero Ohm Resistor	RZU, RZS, RZY, RZT	Suitable for automatic insertion, excellent long-term stability.	Ceramic base, iron core, insulation coat.	Zero ohm applications, jumper wires.
Low Resistance Resistor	STR	Small size, light weight, excellent soldering performance, customizable.	Resistive wire, solder coat, lead wire.	Low resistance applications, current sensing.
Low Resistance Resistor	LRR	Small size, light weight, excellent soldering performance, customizable.	Resistive wire, solder coat, lead wire.	Low resistance applications.
Power Chip Resistor	MR R	High stability film or metal plate elements, low inductance (<50nH), available in 20W-50W.	Aluminum alloy heatsink, alumina substrate, resistance element, molded resin.	High power applications, power supplies.

Note: Detailed specifications, dimensions, and test conditions are available within the full document.

2410121236_Futaba-Elec-RNU18F2002A520NH_C274422.pdf

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