Resistors

RWR81S1R21BSRSL

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Vishay General Semiconductor - Diodes Division

RES 1.21 OHM 1W 0.1% WW AXIAL

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Resistors

RWR81S1R21BSRSL

Active

Vishay General Semiconductor - Diodes Division

RES 1.21 OHM 1W 0.1% WW AXIAL

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	RWR81S1R21BSRSL

Composition	Wirewound
Failure Rate	S (0.001%)
Number of Terminations	2
Operating Temperature [Max]	250 °C
Operating Temperature [Min]	-55 °C
Package / Case	Axial
Power (Watts)	1 W
Resistance	1.21 Ohms
Size / Dimension [diameter]	0.085 in
Size / Dimension [z]	0.25 in
Supplier Device Package	Axial
Temperature Coefficient	50 ppm/°C
Tolerance	0.1 %

RWR81 Series

...

Part	Composition	Resistance	Size / Dimension [diameter]	Size / Dimension [z]	Package / Case	Failure Rate	Power (Watts)	Supplier Device Package	Number of Terminations	Tolerance	Features	Temperature Coefficient	Operating Temperature [Min]	Operating Temperature [Max]
Vishay General Semiconductor - Diodes Division RWR81NR332FSS73	Wirewound	332 mOhms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	1 %	Military Moisture Resistant Non-Inductive	650 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81SR750FSBSL	Wirewound	0.75 Ohms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	1 %		400 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81S18R4BRBSL	Wirewound	18.4 Ohms	0.085 in	0.25 in	Axial	R (0.01%)	1 W	Axial	2	0.1 %		20 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81S43R2FRBSL	Wirewound	43.2 Ohms	0.085 in	0.25 in	Axial	R (0.01%)	1 W	Axial	2	1 %		20 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81N28R0FRB12	Wirewound	28 Ohms	0.085 in	0.25 in	Axial	R (0.01%)	1 W	Axial	2	1 %	Military Moisture Resistant Non-Inductive	20 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81S1R43FSB12	Wirewound	1.43 Ohms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	1 %		50 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81S1R21BSRSL	Wirewound	1.21 Ohms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	0.1 %		50 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81N54R9BSBSL	Wirewound	54.9 Ohms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	0.1 %	Military Moisture Resistant Non-Inductive	20 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81NR243FSB12	Wirewound	243 mOhms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	1 %	Military Moisture Resistant Non-Inductive	650 ppm/°C	-55 °C	250 °C
Vishay General Semiconductor - Diodes Division RWR81N2R55FSB12	Wirewound	2.55 Ohms	0.085 in	0.25 in	Axial	S (0.001%)	1 W	Axial	2	1 %	Military Moisture Resistant Non-Inductive	50 ppm/°C	-55 °C	250 °C

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tape & Reel (TR)	100	$ 25.52

Description

General part information

RWR81 Series

1.21 Ohms ±0.1% 1W Through Hole Resistor Axial Military, Moisture Resistant Wirewound

Documents

Technical documentation and resources