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Bourns Power Resistors

Bourns Power Resistors

Bourns Power Resistors

Product catalog summary
Overview: The Bourns® Power Resistors brochure highlights the increasing demand for resistors capable of handling higher power densities in compact form factors. It introduces various series of power resistors designed for different applications, emphasizing their power ratings, resistance ranges, and thermal coefficients of resistance (TCR).
Key Product Series:
  • PWR220-F Series: These are thick film power resistors suitable for applications requiring safe discharge of power surges, such as inverter drives and welding machines. They can dissipate up to 50 W when mounted on heat sinks.
  • PWR4412 Series: Designed for power electronic applications like electricity meters, offering a TCR of 20 PPM and power ratings up to 5 W.
  • PWR220-S Series: Provides high precision with absolute tolerances as low as 0.1%, DC power of 15 W, and TCRs of 15 PPM.
  • PWR10020: A high current shunt with a 60 mV output for 150 A DC, used in high-energy equipment.
  • PWR1913, PWR2615, PWR4525, PWR6327 Series: These offer wirewound resistor qualities in a surface mount package, suitable for high pulse power applications.
Ordering Information: The brochure provides a detailed guide on how to order these resistors, including product class, package type, number of terminals, type, model version, resistance value, tolerance, and packaging options.
Applications: The resistors are applicable in various fields such as metering, power supplies, actuator controls, high voltage equipment, motor controls, HVAC, electric welding, UPS, and telecom cards.
Technical Specifications: Each series is detailed with specific power ratings, resistance ranges, TCR values, and resistor materials. For example, the PWR220-2FA series offers a power rating of 50 W with a resistance range of 20 mΩ to 15 KΩ.
Contact Information: The brochure lists worldwide sales offices and technical assistance contacts for various regions, ensuring customer support and service availability.
Disclaimer: Specifications are subject to change, and actual performance may vary based on specific applications. Customers are advised to verify device performance in their applications.
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Catalog excerpts

Bourns Power Resistors-1

Bourns® Power Resistors Short Form Brochure Revision 1

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Bourns Power Resistors-2

Bourns® Power Resistors How to Order As power densities increase, there is a continued increase in the demand for resistors, which can withstand higher amounts of power in as small a form factor as possible. The PWR220-F series is through-hole and surface mount planar thick film power resistors which when properly mounted on heat sinks can dissipate up to 50 W of DC power. These resistors are designed for use in applications where sudden surges in power need to be safely discharged, such as snubber resistors in inverter drives, welding machines or emergency power systems. For power electronic...

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Bourns Power Resistors-3

Bourns Power Resistors • Power supplies • Actuator controls • Power supplies • Actuator controls • Power supplies • Actuator controls • High voltage eguipment • Power supplies • Motor controls • Power supplies • Motor controls

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Bourns Power Resistors-4

Power Rating Resistance Range TCR (PPM/°C) Resistor Material Function 30 W 20 - 49 mΩ 50 - 99 mΩ 100 mΩ - 100 KΩ ±600 ±300 ±100 Thick film TO-220 Style Surface Mount Applications • HVAC • Electric welding • UPS Power Rating Resistance Range TCR (PPM/°C) Resistor Material Function 30 W 20 - 49 mΩ 50 - 99 mΩ 100 mΩ - 100 KΩ ±600 ±300 ±100 Thick film TO-220 Style Surface Mount Applications • HVAC • Electric welding • UPS Power Rating Resistance Range TCR (PPM/°C) Resistor Material Function 50 W 20 - 49 mΩ 50 - 99 mΩ 100 mΩ - 15 KΩ ±600 ±300 ±100 Thick film TO-220 Style Surface Mount Applications...

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Bourns Power Resistors-5

Power Rating Resistance Range TCR (PPM/°C) Resistor Material Function 3W 0.01 - 25K 20 (R>10), 50 (R>1), 150 (R>0.01), Wire Surface Mount Applications • Power Supplies • Motor Drives • Telecom Cards Power Rating Resistance Range TCR (PPM/°C) Resistor Material Function 2W 0.01 - 15K 20 (R>10), 50 (R>1), 150 (R>0.01), Wire Surface Mount Applications • Power Supplies • Motor Drives • Telecom Cards Power Rating Resistance Range TCR (PPM/°C) Resistor Material Function 1W 0.01 - 3K 20 (R>10), 50 (R>1), 150 (R>0.01), Wire Surface Mount Applications • Power Supplies • Motor Drives • Telecom Cards Power...

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Bourns Power Resistors-6

Worldwide Sales Offices Non-Listed European Technical Assistance Bourns8 products are available through an extensive network of manufacturer's representatives, agents and distributors. To obtain technical applications assistance, a quotation, or to place an order, contact a Bourns representative in your area. Specifications subject to change without notice. Actual performance in specific customer applications may differ due to the influence of othervariables. Customers should verify actual device performance in their specific applications. "Bourns" isa registered trademark of Bourns, Inc. in...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.