DIODES SF31, SF33, SF32, SF34 Datasheet

Features

Low Leakage

·

Low Forward Voltage Drop

·

High Current Capability

·

Super-fast Switching Speed < 35ns

·

Plastic Material - UL Recognition 94V-0

·

Good for 200KHz Power Supply

·

SF31 - SF34

3.0A SUPER-FAST RECOVERY RECTIFIER

A

B

A

C

D

Mechanical Data

Case: DO-201AD, Molded Plastic

·

Terminals: Plated Axial Leads, Solderable per

·

MIL-STD-202, Method 208
Polarity: Color Band Denotes Cathode

·

Approx. Weight: 1.2 grams

·

Maximum Ratings and Electrical Characteristics

Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, halfwave, 60Hz, resistive or inductive load.

Characteristic Symbol SF31 SF32 SF33 SF34 Units

Maximum Recurrent Peak Reverse Voltage

Maximum RMS Voltage

Maximum DC Blocking voltage

Maximum Average Forward Rectified Current

9.5mm Lead Length @ T

Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)

Maximum Instantaneous Forward Voltage @ 3.0A DC

Maximum DC Reverse Current at Rated DC Blocking Voltage

Maximum DC Reverse Current at Rated DC Blocking Voltage

Maximum Reverse Recovery Time (Note 1)

Typical Junction Capacitance (Note 2)

Operating and Storage Temperature Range

@ T

A=55°C

= 150°C

A

V

RRM

V

RMS

V

I

(AV)

I

FSM

V

T

C

T

J,TSTG

DC

F

I

R

rr

J

DO-201AD

Dim Min Max

A

B

C

D

All Dimensions in mm

50 100 150 200 V

35 70 105 140 V

50 100 150 200 V

25.4 —

7.2 9.5

1.2 1.3

4.8 5.3

3.0 A

110 A

0.975 V

10 mA

50 mA

35 ns

155 pF

-65 to + 175 °C

Notes: 1. Reverse Recovery Test Conditions: IF=0.5 A, IR=1.0 A, IRR=0.25A

2. Measured at 1.0MHz and applied reverse voltage of 4.0V.

DS24003 Rev. C-3 1 of 2 SF31-SF34

1

g

)

g

)

g

350

g

4.0

)

g

g

Single Phase

Half Wave 60 Hz

Resistive or

Inductive Load

75

150

125

100

2.0

1.0

(AV)

I , AVERAGE FORWARD CURRENT (AMPERES

0

Fi

100

10

1.0

0.1

25 50

100 125 150 175

75

AMBIENT TEMPERATURE (ºC)

. 1, Maximum Average Forward Current Ratin

T = 150ºC

J

T = 100ºC

J

T = 25ºC

J

75

(AMPERES)

50

25

IFSM, PEAK FORWARD SURGE CURRENT

0

10

1.0

0.1

0.01

1 10 100

NUMBER OF CYCLES AT 60 Hz

Fig. 2 Maximum Non-Repetitive Peak

Forward Sur

e Current

Pulse Width

= 300 ms

1% Duty Cycle

T = 25ºC

J

0.01

R

I , INSTANTANEOUS REVERSE CURRENT (mA

0 20 40 60 80 100 120 140

PERCENT OF RATED PEAK REVERSE VOLTAGE

.3, Typical Reverse Characteristics

Fi

0.001

F

I , INSTANTANEOUS FORWARD CURRENT (AMPERES

INSTANTANEOUS FORWARD VOLTAGE (VOLTS)

Fi

0 0.2 0.4 0.6 0.8 1.0 1.2 1.4

.4 Typical Instantaneous Forward Characteristics

T = 25ºC

J

300

250

200

150

100

J

50

C , JUNCTION CAPACITANCE (pF)

0

0.1 1.0 10 100 1000

V , REVERSE VOLTAGE (VOLTS)

R

Fi

.5 Typical Junction Capacitance

DS24003 Rev. C-3 2 of 2 SF31-SF34