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High Stability Wirewound Resistor TT Electronics W21-R68JI with Resistance Range from 1 to 100K Ohms

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High Stability Wirewound Resistor TT Electronics W21-R68JI with Resistance Range from 1 to 100K Ohms

Type : Wirewound Resistor

Resistance : 680mΩ

Power(Watts) : 3W

Temperature Coefficient : ±75ppm/℃

Tolerance : ±5%

Operating Temperature : -55℃~+200℃

Description : 680mΩ ±5% 3W Through Hole,D5.6xL12.7mm Wirewound Resistor

Mfr. Part # : W21-R68JI

Model Number : W21-R68JI

Package : Through Hole,D5.6xL12.7mm

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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 ideal for protection circuits. These resistors are Pb-free and comply with EU Directive 2011/65/EU amended by (EU) 2015/863 (RoHS3).

Product Attributes

Brand: TT Electronics (BI Technologies, IRC, Welwyn)
Certifications: IECQ-CECC approved, 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)
Construction: Ceramic substrate, interference fit end caps, wound resistive element

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 (%)	TCR (C/ppm)
W21	12.7	5.6	22.75	0.8	1	1	1 to 100K	1, 2, 5	-55 to +200 / 200
W22	22.0	8.0	23.1	0.8	2	2	1 to 100K	1, 2, 5	-55 to +200 / 200
W23	38.0	8.0	-	0.8	3.5	3.5	1 to 100K	1, 2, 5	-55 to +200 / 200
W24	53.5	8.0	-	0.8	5	5	1 to 100K	1, 2, 5	-55 to +200 / 200

Performance Data

Test	Condition	R% (5)	R% (2)	R% (1)
Actual Performance Requirements	Maximum Typical Load at commercial rating: 1000 hrs at 25C	3.5	-	-
	Load at CECC rating: 1000 hours at 25C	5	-	-
Dry heat	1000 hours at 200C	5	2	1
Shelf life	12 months at room temperature	Not specified	Not specified	Not specified
Short term overload	-	1	1.0	0.2
Climatic	-	5	0.5	0.2
Climatic category	55/200/56	-	-	-
Long term damp heat	-	5	0.05	0.02
Temperature rapid change	-	1	0.5	0.2
Resistance to solder heat	-	1	0.25	0.03
Vibration and bump	-	1	0.25	0.05
Robustness	-	1	0.4	0.05

Ordering Procedure

Example: W22-3K3JI (W22, 3.3 kilohms 5%, Pb-free)

Component	Options
Type	W21, W22, W23, W24
Value	E24 series, R = ohms, K = kilohms
Tolerance	F = 1%, G = 2%, J = 5%
Packing & Termination Finish	I = Standard packing & Pb-free

For CECC released product, follow the MPN with text indicating the relevant release and style. Example: W22-3K3JI IECQ-CECC40201-002 KB

2403271644_TT-Electronics-W21-R68JI_C19305587.pdf

Quality High Stability Wirewound Resistor TT Electronics W21-R68JI with Resistance Range from 1 to 100K Ohms for sale

High Stability Wirewound Resistor TT Electronics W21-R68JI with Resistance Range from 1 to 100K Ohms Images

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