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Wirewound Resistors Featuring TT Electronics W24-47RJI Suitable for Harsh Environment Applications

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Wirewound Resistors Featuring TT Electronics W24-47RJI Suitable for Harsh Environment Applications

Description : Through Hole,D8xL53.5mm Through Hole Resistors RoHS

Mfr. Part # : W24-47RJI

Model Number : W24-47RJI

Package : Through Hole,D8xL53.5mm

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Vitreous Enamelled Wirewound Resistors W20 Series

The W20 Series Vitreous Enamelled Wirewound Resistors are designed for harsh environments and offer high stability, reliability, and power dissipation for their size. They are IECQ-CECC approved and feature an impervious lead-free vitreous enamel coating, making them suitable for protection circuits and applications requiring robust performance. These resistors are Pb-free and comply with EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3).

Product Attributes

Brand: BI Technologies IRC Welwyn
Certifications: IECQ-CECC approved, BS CECC 40-201-002
Material: Vitreous enamel coating, Copper clad steel wire (nickel plated and solder-coated) terminations
Compliance: Pb-free, EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3)

Technical Specifications

Type	L max (mm)	D max (mm)	f min (mm)	d nom (mm)	Wt.nom (g)	Power Rating (W @ 25C)	Resistance Range (Ohms)	Tolerance (%)	Temperature Coefficient (R/C)
W21	12.7	5.6	22.75	0.8	1	1	10 - 100K	1, 2, 5	55C to +200C
W22	22.0	8.0	23.1	0.8	2	2	10 - 100K	1, 2, 5	55C to +200C
W23	38.0	8.0	-	0.8	3.5	3.5	10 - 100K	1, 2, 5	55C to +200C
W24	53.5	8.0	-	0.8	5	5	10 - 100K	1, 2, 5	55C to +200C

CECC Style	Power Rating (W @ 70C)	Resistance Range (Ohms)	Tolerance (%)	Temperature Coefficient (R/C)
JB	0.9	10 - 65K	1, 2, 5	55C to +200C
KB	0.6	10 - 20K	1, 2, 5	55C to +200C
LB	0.2	10 - 10K	1, 2, 5	55C to +200C
MB	0.05	10 - 10K	1, 2, 5	55C to +200C

Performance Characteristic	Commercial Range (1000 hrs @ 25C) R%	CECC Range (1000 hrs @ 25C) R%	Dry Heat (1000 hrs @ 200C) R%	Climatic Category	Shelf Life (12 months @ RT) R%	Short Term Overload R%	Long Term Damp Heat R%	Temperature Rapid Change R%	Resistance to Solder Heat R%	Vibration and Bump R%	Robustness R%
Maximum	0.03	0.02	1.0	55/200/56	0.05	1.0	0.05	0.5	0.25	0.25	0.4
Typical	0.02	0.02	0.2		0.02	0.2	0.02	0.2	0.03	0.05	0.05

2408291701_TT-Electronics-W24-47RJI_C22429359.pdf

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