REV. 06/11

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

PWR220/PWR221 F Series Power Resistors

Soldering Profile (Surface Mount Version Only)

Derating Curve

50

100

150

200

250

90 ± 30 seconds

Pre-heating Zone

150 °C

230 °C or higher

Peak 260 +5/-0 °C

180 °C

30 ± 10 seconds

Heating Time

Soldering Zone

Temperature of Heat Sink (°C)

50

85

100

115

130

155

145

120

100

80

60

40

20

0

25

Packaging Dimensions

.......

.......

.......

.......

.......

.......

.......

.......

P

A

120

D

C

Index Hole

W

B

10 pitches (min.)

Direction of Feed

10 pitches (min.)

End

Trailer

Device

Leader

Start

DIMENSIONS:

MM

(INCHES)

Devices are packed in accordance with EIA standard

RS-481-A and specifications shown here.

Item

Symbol

Dimensions

Carrier Width

A

10.4

(0.409)

Carrier Length

B

18.4

(0.724)

Carrier Depth

C

4.4

(0.173)

Reel Outside Diameter

D

330

(12.992)

Punch Hole Pitch

P

16.00

(0.630)

Tape Width

W

32

(1.260)

Quantity per Reel

—

500