WTE SF32, SF32-T3, SF32-TB, SF31, SF31-T3 Datasheet

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WTE

POWER SEMICONDUCTORS

SF31 – SF37

3.0A SUPER-FAST RECTIFIER

Features

Diffused Junction

Low Forward Voltage Drop

High Current Capability A B A

High Reliability

High Surge Current Capability

Mechanical Data

Case: Molded Plastic D

Terminals: Plated Leads Solderable per

MIL-STD-202, Method 208

Polarity: Cathode Band

Weight: 1.2 grams (approx.)

Mounting Position: Any

Marking: Type Number

Maximum Ratings and Electrical Characteristics

Single Phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.

Characteristic Symbol SF31 SF32 SF33 SF34 SF35 SF36 SF37 Unit

Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage

RMS Reverse Voltage V Average Rectified Output Current

(Note 1) @T Non-Repetitive Peak Forward Surge Current 8.3ms

Single half sine-wave superimposed on rated load (JEDEC Method)

Forward Voltage @IF = 3.0A V

= 50°C

RRM

RWM

R(RMS)

FSM

50 100 150 200 300 400 600 V

35 70 105 140 210 280 420 V

Dim Min Max

@TA=25°C unless otherwise specified

0.95 1.3 1.7 V

DO-201AD

A B C D

All Dimensions in mm

25.4 —

8.50 9.50

1.20 1.30

5.0 5.60

3.0 A

125 A

Peak Reverse Current @TA = 25°C At Rated DC Blocking Voltage @T

Reverse Recovery Time (Note 2) t Typical Junction Capacitance (Note 3) C Operating Temperature Range T Storage Temperature Range T

= 100°C

STG

100 80 pF

5.0

100

35 nS

-65 to +125 °C

-65 to +150 °C

µA

*Glass passivated forms are available upon request

Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case

2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See figure 5.

3. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.

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