- 70 -

.082(2.08)

.076(1.93)

.012(.31)

.006(.15)

.012(.31)

.006(.15)

.008(.20)

.004(.10)

.056(1.41)

.035(0.90)

.147(3.73)

.137(3.48)

.187(4.75)

.167(4.25)

.103(2.61)

.078(1.99)

.208(5.28)

.200(5.08)

SK32B THRU SK310B

3.0 AMPS. Surface Mount Schottky Barrier Rectifiers

Voltage Range

20 to 100 Volts

Current

3.0 Amperes

Features

For surface mounted application

Metal to silicon rectifier, majority carrier conduction

Low forward voltage drop

Easy pick and place

High surge current capability

Plastic material used carriers Underwriters

Laboratory Classification 94V-O

Epitaxial construction

High temperature soldering:

260

Mechanical Data

Case: Molded plastic

Terminals: Solder plated

Polarity: Indicated by cathode band

Packaging: 16mm tape per EIA STD RS-481

Weight: 0.1 gram

SMB/DO-214AA

Dimensions in inches and (millimeters)

Maximum Ratings and Electrical Characteristics

Rating at 25

℃ambient temperature unless otherwise specified.

Single phase, half wave, 60 Hz, resistive or inductive load.

For capacitive load, derate current by 20%

Type Number

Symbol

SK

32B

SK

33B

SK

34B

SK

35B

SK

36B

SK

39B

SK

310B

Units

Maximum Recurrent Peak Reverse Voltage

20

30

40

50

60

90

100

V

Maximum RMS Voltage

14

21

28

35

42

63

70

V

Maximum DC Blocking Voltage

20

30

40

50

60

90

100

V

Maximum Average Forward Rectified

(See Fig. 1)

3.0

A

Peak Forward Surge Current, 8.3 ms Single

Half Sine-wave Superimposed on Rated

Load (JEDEC method )

100

150

A

Maximum Instantaneous Forward Voltage

@ 3.0A

0.5

0.75

0.85

V

0.5

0.6

Maximum DC Reverse Current (Note 1)

℃at Rated DC Blocking Voltage

℃

20

10.0

20.0

mA

mA

Typical Thermal Resistance ( Note 2 )

R

R

17

75

℃/W

Operating Temperature Range

-55 to +125

-55 to +150

℃

Storage Temperature Range

-55 to +150

℃

Notes

2. Measured on P.C.Board with 0.4 x 0.4”(10 x 10mm) Copper Pad Areas.