SDM Wire Wound Power Resistor (WR Series) Manufacturers

SDM Wire Wound Power Resistor (WR Series)

2615 / 3816 / 4525 / 6327

SDM Wire Wound Power Resistor Files Download

Derating Curve

Features

Resistance range:0.1 to 1.2KΩ.
Strong anti-lightening surge ability.
High loading power, can bear high power load
Nonflammable epoxy resin hot-pressing encapsulated, firm in structure
Low noise, low T.R.C, perfect stability and high reliability
Low noise, low T.R.C, perfect stability and high reliability
Suitable for surface mounted (SMT) operating for automation
Many kinds of size series for selection
Non-inductive wire wound resistors is available that customized by customers.

Applications

Anti-thunder modules of microwave communication
Power supply models of communication
High power supply，lightening stroke surge suppression circuits
Protection circuits of signal
Power supply of STB or other terminal devices
Anti-lightening protection Circuits of base station

Part Numbering

Standard Electrical Specifications

Item Type	Power Rating	Operating Temp. Range	Max. Operating Voltage	Max. Overload Voltage	Dielectric Withstanding Voltage	Resistance Range				TCR (±PPM/°C)
Item Type	Power Rating	Operating Temp. Range	Max. Operating Voltage	Max. Overload Voltage	Dielectric Withstanding Voltage	±0.5%	±1%	±2%	±5%	TCR (±PPM/°C)
WR15	1/2W 1W	-55 ~ +175℃ (+275℃ avail)	200V	350V	500V	0.22Ω~150Ω				±20 ±50 ±100 ±200
WR16	1W 2W	-55 ~ +175℃ (+275℃ avail)	250V	500V	500V	0.1Ω~200Ω				±10 ±20 ±50 ±100 ±200
WR25	2W 3W	-55 ~ +175℃ (+275℃ avail)	350V	700V	500V	0.22Ω~1KΩ				±10 ±20 ±50 ±100 ±200
WR27	3W 4W	-55 ~ +175℃ (+275℃ avail)	500V	800V	500V	0.1Ω~1.2KΩ				±10 ±20 ±50 ±100 ±200

Files Download

WR_Series.pdf

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SDM Wire Wound Power Resistor (WR Series) Manufacturer - Viking

Based in Taiwan, Viking Tech Corporation is one of the prime SDM Wire Wound Power Resistor (WR Series) manufacturers since 1997. And their products are used throughout automotive, electronic device applications.

TS16949/ ISO9001/ ISO14001 and meet AEC-Q200 standards, Viking has been offering anti-sulfur, anti-surge, pulse, high voltage, high power precision resistors including thin/ thick film resistors, automotive resistors, melf resistors, current sense resistors, etc. Low noise, low TC, high power inductors such as rf inductors, chip inductors, power inductors, variable inductors, ferrite chip inductors, shielded inductors, wire wound inductors and dip inductors.

Viking has been offering customers high quality power resistors, power inductors and aluminum electrolytic capacitors with solid reputation. Both with advanced technology and 20 years of experience, Viking makes sure to meet each customer's demands.

View our quality products Power Inductor, Thin Film Chip Resistor, RF Inductor, Chip Resistor, current sense resistor, metal film, metal resistors, Thick film resistor, Chip Capacitor, Power Resistor and feel free to Contact Us.

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