PSF

www.vishay.com

Vishay Dale

Revision: 13-Jul-12

2

Document Number: 30162

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

THERMAL RESISTANCE

DERATING

Note

• Embossed carrier tape per EIA-481.

DIMENSIONS in inches (millimeters)

MODEL

L

H

T

W

PSF2012

0.200 ± 0.020

(5.08 ± 0.508)

0.096 ± 0.015

(2.44 ± 0.381)

0.040 ± 0.010

(1.02 ± 0.254)

0.125 ± 0.005

(3.18 ± 0.127)

0.050 ± 0.005

(1.27 ± 0.127)

PSF4527

0.455 ± 0.020

(11.56 ± 0.508)

0.167 ± 0.010

(4.24 ± 0.254)

0.100 ± 0.010

(2.54 ± 0.254)

0.275 ± 0.005

(6.98 ± 0.127)

0.215 ± 0.005

(5.46 ± 0.127)

SOLDER PAD DIMENSIONS in inches (millimeters)

MODEL

A

B

L

PSF2012

0.085 (2.16)

0.070 (1.78)

0.080 (2.03)

PSF4527

0.155 (3.94)

0.230 (5.94)

0.205 (5.21)

W

L

T

H

W

1

l

a

b

200

150

100

50

0

0

0.5

1.0

1.5

2.0

POWER IN W

PSF2012

PSF4527

120

100

80

40

0

- 55

0

25

200

AMBIENT TEMPERATURE IN °C

60

20

- 25

175

150

125

100

75

50

85

MATERIAL SPECIFICATIONS

Element

Precision deposited nickel chrome alloy with controlled annealing

Encapsulation

Molded epoxy on the 2012 and molded thermoplastic on the 4527

Core

Fire-cleaned high purity ceramic

Termination

Standard leadframe material is solder-coated copper on the 2012 and solder-coated bronze on the 4527

PACKAGING

MODEL

REEL

TAPE WIDTH

DIAMETER

PIECES/REEL

PACKAGING CODE

LEAD (Pb)-FREE

LEAD (Pb)-BEARING

PSF2012

12 mm/embossed plastic

330 mm/13"

2000

EA

TA

PSF4527

24 mm/embossed plastic

330 mm/13"

1200

EA

TA