SF21 THRU SF28

SUPER FAST RECTIFIER

Reverse Voltage - 50 to 600 Volts

Forward Current - 2.0 Amperes

Case: JEDEC DO-15 molded plastic body

Terminals: Plated axial leads, solderable per MIL-STD-750,

Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Weight:0.014 ounce, 0.40 grams

The plastic package carries Underwriters Laboratory

Flammability Classification 94V-0

Super fast switching for high efficiency

Low reverse leakage

High forward surge current capability

High temperature soldering guarantteed:

5 lbs. (2.3kg) tension

FEATURES

MECHANICAL DATA

Dimensions in inches and (millimeters)

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

VOLTS

VOLTS

VOLTS

SYMBOLS

UNITS

Amps

Amps

Volts

2.0

50.0

1.25

Operating junction and storage temperature range

Maximum repetitive peak reverse voltage

Maximum RMS voltage

Maximum DC blocking voltage

Maximum average forward rectified current

Peak forward surge current

8.3ms single half sine-wave superimposed on

rated load (JEDEC Method)

Maximum instantaneous forward voltage at 2.0A

Maximum DC reverse current

at rated DC blocking voltage

5.0

50.0

R

50.0

60.0

-65 to +150

pF

C

A

µ

Typical thermal resistance (NOTE 3)

C/W

Typical junction capacitance (NOTE 2)

Maximum reverse recovery time

(NOTE 1)

35

ns

DO-15

0.140(3.6)

0.104(2.6)

DIA.

0.034(0.86)

0.028(0.70)

DIA.

1.0 (25.4)

MIN.

0.300(7.6)

0.230(5.8)

1.0 (25.4)

MIN.

Ratings at 25 C ambient temperature unless otherwise specified.

Single phase half-wave 60Hz,resistive or inductive load,for current capacitive load current derate by 20%.

50

35

50

100

70

100

150

105

150

200

140

200

300

210

300

400

280

400

600

420

600

SF21

SF22

SF23

SF24

SF25

SF26

SF28

0.95

2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.

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

30.0

1.7

MDD Catalog Number