RECTRON SF81, SF85, SF86, SF82, SF83 Datasheet

RECTRON

SEMICONDUCTOR

TECHNICAL SPECIFICA TION

GLASS PASSIVATED SUPER FAST RECTIFIER

VOLTAGE RANGE 50 to 400 Volts CURRENT 8.0 Amperes

FEATURES

* Low switching noise
* Low forward voltage drop
* Low thermal resistance
* High current capability
* Super fast switching speed
* High reliability
* Good for switching mode circuit

MECHANICAL DATA

* Case: TO-220A molded plastic
* Epoxy: Device has UL flammability classification 94V-O
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
* Weight: 2.24 grams

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.

.108

(

2.75

.04MAX.

(

1.0

.043 (1.1
.035 (0.9

.102 (2.6
.091 (2.3

)

.051

(

SF81

THRU

SF86

TO-220A

)

.187 (4.7

)

.148 (3.8

)

.153 (3.9

)

.413 (10.5

)

.374 (9.5

)

)

1.3
)

)

)
)

.146 (3.7

.270 (6.9
.230 (5.8

.610 (15.5
.583 (14.8

.157
(

)

4.0
.583 (14.8
.531 (13.5

.022 (0.56

.014 (0.36

.126
(

3.2

)

)
)

)
)

)
)

)
)

)

.053 (1.3
.047 (1.2

)
)

MAXIMUM RATINGS

Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage

Maximum Average Forward Rectified Current
at TC = 100oC
Peak Forward Surge Current 8.3 ms single half sine-wave

superimposed on rated load (JEDEC method)
Typical Thermal Resistance
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range

ELECTRICAL CHARACTERISTICS

Maximum Instantaneous Forward Voltage at 8.0A DC
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Maximum Reverse Recovery Time (Note 1)

NOTES : 1. Test Conditions: IF = 0.5A, IR =- 1.0A, IRR = -0.25A

2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.

3. Suffix “R” for Reverse Polarity.

(At TA = 25oC unless otherwise noted)

RATINGS

(At TA = 25oC unless otherwise noted)

CHARACTERISTICS

@TC = 25oC
@TC = 100oC

SYMBOL

V

RRM

V

RMS

V

DC

I

O

I

FSM

RθJC

C

J

TJ, T

STG

SYMBOL

V

F

I

R

trr

Dimensions in inches and (millimeters)

SF81 SF83 SF85SF82 SF84

SF81 SF83 SF85SF82 SF84

100

150

50

70 210105 140 28035 Volts

100 300150 200 40050

50

1.0 1.35

35

200 400

8.0

125

3

-65 to + 150

10

500

300

UNITS

SF86

Volts

Volts

Amps

Amps

0

SF86

C/W

pF

0

C

UNITS

Volts

uAmps

nSec

2001-4

30

50

RATING AND CHARACTERISTIC CURVES

(

SF81 THRU SF86

)

FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE

10

8

6

4

Single Phase Half Wave
60Hz Inductive or

2

Resistive Load

0

AVERAGE FORWARD CURRENT, (A)

0 50 100 150

CASE TEMPERATURE, ( )

FIG. 3 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT

150

125

100

75

50

25

0

PEAK FORWARD SURGE CURRENT, (A)

1 2 5 10 20 50 100

NUMBER OF CYCLES AT 60Hz

8.3ms Single Half Sine-Wave
(JEDEC Method)

FIG. 2 - TYPICAL REVERSE CHARACTERISTICS

1000

TC = 100

100

10

TC = 25

1.0

INSTANTANEOUS REVERSE CURRENT, (uA)

0.1
200 40 60 80 100 120 140

PERCENT OF RATED PEAK

REVERSE VOLTAGE, (%)

FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS

40
20
10

4
2

1.0

.4
.2
.1

.6 .7 .8 .9 1.0 1.1 1.2 1.3

INSTANTANEOUS FORWARD CURRENT, (A)

SF81~SF84

SF85~SF86

TJ=25
Pulse Width = 300uS
1% Duty Cycle

INSTANTANEOUS FORWARD VOLTAGE, (V)

FIG. 5 - TYPICAL JUNCTION CAPACITANCE
200
100

60
40

20
10

6
4

JUNCTION CAPACITANCE, (pF)

2
1

.1 .2 .4 1.0 2 4 10 20 40 100

TJ = 25

REVERSE VOLTAGE, ( V )

SF81~SF84

SF85~SF86

RECTRON