PWR220 F Series Power Resistor

Features

■

TO220 housing

■

Low inductance

■

SMD and through hole versions

■

High power rating

Applications

■

Power supplies

■

Motor drives

■

Test and measurement

■

Welding

General Information

The Bourns® PWR220 F Series is a TO220 style Power Resistor. Manufactured using thick

film on Alumina ceramic technology, it is used in applications such as power supplies, motor

drives and measurements.

Electrical & Thermal Characteristics

Parameter

Symbol

Min.

Nom.

Max.

Unit

Resistance

(Version A & B)

R

0.02

100K

Ω

(Version C)

R

0.02

15K

Ω

Power Rating @ 70 °C without heat sink

1.50

W

Power Rating @ 70 °C with heat sink

(Version A & B)

30

W

(Version C)

50

W

Tolerance

0.02 Ω < R < 1.0 Ω2.0

5.0

%

1.0 Ω < R < 100K Ω1.0

5.0

%

TCR

0.1 Ω < R < 100.0K Ω

±100

PPM/°C

0.05 Ω < R < 0.099 Ω

±300

PPM/°C

0.02 Ω < R < 0.049 Ω

±600

PPM/°C

Thermal Resistance – Rthj

(Version A & B)

3.5

°C/W

(Version C)

2.1

°C/W

Stability

0.1

0.5

%

Thermal EMF

1.0

µV/°C

Dielectric Withstanding Voltage

2

kV DC

Operating Temperature

-40

+130

°C

*RoHS Directive 2002/95/EC Jan 27 2003, including Annex

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

Material Specifications

Resistor ..........................................Thick film

Substrate...........................Alumina (AL203)

Housing.....................................Epoxy/PPS

Lead Frame ............Tinned Copper (Sn/Cu)

Maximum Torque .............................1.0 Nm

Packaging

Tubes....................................50 pcs./tube

Tape & Reel..........................500 pcs./reel