1.FEATURES

* Plastic package has Underwriters Laboratory

Flammability Classification 94V-0

* High temperature metallurgically bonded construction

* Diffused junction

* Capable of meeting environmental standards

of MIL-S-19500

* For use in high frequency rectifier circuits

* Fast switching for high efficiency

* High temperature soldering guaranteed:

260°C/10 seconds

* 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension

2.Mechanical Data

Case

: JEDEC DO-201AD, molded plastic

Terminals

: Plated axial leads, solderable per

MIL-STD-750, Method 2026

Polarity

: Color band denotes cathode end

Mounting Position

: Any

Weight

: 0.04 oz., 1.13 g

Handling precautin

:None

3.Electrical Characteristic

Parameter Symbol

symbol

SF31

SF32

SF33

SF34

SF35

SF36

Unit

Maximum repetitive peak reverse voltage

50

100

150

200

300

400

V

Maximum RMS voltage

35

70

105

140

210

280

V

Maximum DC blocking voltage

50

100

150

200

300

400

V

Maximum average forward rectified current

A

Peak forward surge current 8.3ms single half

sine-wave superimposed on rated load (JEDEC

Method)

A

Typical thermal resistance (Note 2)

°C/W

Maximum DC blocking voltage temperature

°C

Operating junction temperature range

°C

Storage temperature range

°C

Parameter Symbol

symbol

SF31

SF32

SF33

SF34

SF35

SF36

Unit

Maximum instantaneous forward voltage at 3.0A

V

Maximum DC reverse current TA = 25°C

at rated DC blocking voltage TA = 100°C

IR

µA

Typical reverse recovery time (Note 1)

trr

ns

Typical junction capacitance at 4.0V, 1MHz

CJ

PF

NOTES:

1. IF = 0.5A, IR = 1.0A, IRR = 0.25A

2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted

–50 to +150

1.25

150

20

150

–50 to +150

0.95

10

200

35

190

3.0

SF31 thru SF36

Super Fast Plastic Rectifiers

Reverse Voltage 50 to 400V

Forward Current 3.0A

LESHAN RADIO COMPANY, LTD.

We declare that the material of product

compliance with RoHS requirements.

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