Fibre Core Wirewound Resistor TT Electronics SPP2UL33R0JLF UL1412 Recognised Conformal Coated Design

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Product Description

Product Overview

The Fibre Core Conformal Coated Wirewound Resistor SPP Series offers reliable performance with UL1412 recognition, making it suitable for applications requiring fusing capabilities. These resistors are weldable and solderable, with options for coated or uncoated units and high TC upon request. They are designed for general-purpose use and are RoHS3 compliant.

Product Attributes

Brand: TT Electronics / BI Technologies / IRC / Welwyn
Certifications: UL1412 recognised (UL number E234469)
Compliance: EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3)
Construction: Fibre Core, Conformal Coated, Wirewound
Features: Flameproof fusible marking

Technical Specifications

IRC Type	Resistance - Std. UL Recognised Range	Tolerance - Std.	Power Rating	Load Life Stability	Max. Continuous Working Voltage	Min. Insulation Resistance	Min. Dielectric Withstanding Volts (RMS)	Current Noise	Ambient Temperature Range	Temperature Coefcient
SPP-1	0.1 to 1200	5% (E24), 10% (E12)	1W @ 85C	1 watt @ 85C 10%	PR	10,000 Meg / 100 Meg	600V	Negligible	-65 to 160C	600ppm/C (0.10 - 0.91) 300ppm/C (1 - 1200)
SPP-2	1 to 470	5% (E24), 10% (E12)	2W @ 85C	2 watt @ 85C 10%	PR	10,000 Meg / 100 Meg	600V	Negligible	-65 to 160C	600ppm/C (0.10 - 0.91) 300ppm/C (1 - 2400)
SPP-3	1 to 470	5% (E24), 10% (E12)	3W @ 85C	3 watt @ 85C 10%	75V	10,000 Meg / 100 Meg	600V	Negligible	-65 to 160C	600ppm/C (0.10 - 0.91) 300ppm/C (1 - 2400)