PWR4318WR600F【PDF 1/2 页】RES .60 OHM 1% 2W WW 4318 SMD

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Features

■ Power ratings from 0.5 - 3 watts

■ Large terminals and optimized body shape

for power dissipation

■ Excellent surge capabilities

■ Low TCR

■ RoHS compliant*

Applications

■ Telecommunications

■ Audio equipment

■ Medical equipment

■ Base stations

■ Industrial equipment

PWR2010/3014/4318/5322 - Surface Mount Wirewound Resistors

General Information

The PWR2010/3014/4318/5322 Series surface mount wirewound resistors boast a high power density and excellent pulse power

characteristics. They can be used in a wide range of applications where surge voltages or inrush currents are present.

Electrical Characteristics

Parameter

Power

Resistance Range

(E24 Values)

PWR2010

0.5 W

0.1 Ω - 1K Ω

PWR3014

1.0 W

0.1 Ω - 4K Ω

PWR4318

2.0 W

0.1 Ω - 8K Ω

PWR5322

3.0 W

0.1 Ω - 15K Ω

Tolerance

Temperature Coef?cient

0.1 - 0.99 Ω

1.0 - 10 Ω

>10 Ω

Operating Temperature

Maximum Voltage

Environmental Characteristics

0.5 % / 1 % / 5 %

±90 PPM/?C

±50 PPM/?C

±20 PPM/?C

-55 ? to 155 ?C

√ P*R

Test

Thermal Shock

Short Time Overload

Solderability

Resistance to Solder Heat

Dielectric Strength

Insulation Resistance

High Temperature Exposure

Low Temperature Exposure

Load Life

Description

-55 +0 °C/-3 °C to 150 °C +3 °C/-0 °C, 5 cycles,

with minimum 15 minutes at each cycle

Five times rated power for 5 seconds

Immersion in solder 260 °C ±5 ?C for 5 ±0.5 seconds

Test voltage >500 Vrms for greater than 1 minute

Test voltage greater than 500 Vrms for one minute

Ambient temperature of 175 °C +5 ?C/-0 ?C for 250 ±8 hours

Ambient Temperature of -65C ±2C for 24 hours ±4 hours

Rated continuous voltage for 1000 hours (1 hour on and 0.5 hours

off) at a test temperature of 70°C ±2 °C

Speci?cation

Δ R ±(2.0 % +0.05 Ω )

Δ R ±(0.5 % +0.05 Ω )

90 % of contact covered in solder

Δ R ±(0.5 % +0.05 Ω )

Pass

>1000 G Ω

Δ R ±(2.0 % +0.05 Ω )

Physical Characteristics

Body Material....................... Epoxy resin

Lead Frame .... 100 % Sn Plated Copper

Power Derating Curve

120

Temperature Rise

150

125

100

Asia-Paci?c:

Tel: +886-2 2562-4117

Fax: +886-2 2562-4116

75 100 125 150

Ambient Temperature ( ° C)

175

200

0.5

POWER (W)

Europe:

Tel: +41-41 768 5555

Fax: +41-41 768 5510

The Americas:

Tel: +1-951 781-5500

Fax: +1-951 781-5700

www.bourns.com

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Speci?cations are subject to change without notice.

Customers should verify actual device performance in their speci?c applications.

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