RECTRON SF31, SF33, SF32, SF34, SF36 Datasheet
...
RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICA TION
GLASS PASSIVATED SUPER FAST RECTIFIER
VOLTAGE RANGE 50 to 400 Volts CURRENT 3.0 Amperes
FEATURES
* High reliability
* Low leakage
* Low forward voltage
* High current capability
* Super fast switching speed
* High surge capability
* Good for switching mode circuit
MECHANICAL DAT A
* Case: Molded plastic
* Epoxy: Device has UL flammability classification 94V-O
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
* Weight: 1.18 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%.
1.0 (25.4)
.375 (9.5)
.335 (8.5)
1.0 (25.4)
MIN.
MIN.
SF31
THRU
SF36
)
.052 (1.3
DIA.
)
.048 (1.2
)
.220 (5.6
)
.197 (5.0
DO-201AD
DIA.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Volts
Maximum DC Blocking Voltage
Maximum Average Forward Current
at TA = 55oC
Peak Forward Surge Current IFM (surge):8.3 ms single half
sine-wave superimposed on rated load (JEDEC method)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range
ELECTRICAL CHARACTERISTICS
Maximum Forward Voltage at 3.0A DC Volts
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.
(At TA = 25oC unless otherwise noted)
RATINGS
(At TA = 25oC unless otherwise noted)
CHARACTERISTICS
@TA = 25oC
@TA =150oC
2. Measured at 1 MHZ and applied reverse voltage of 4.0 volts.
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
C
J
TJ, T
STG
SYMBOL
V
F
I
R
trr
SF32
SF31 SF34
100
50 200
35 14070210 280105
50 200100 300 400150
125
50
-65 to + 150
SF31 SF34SF32 SF35 SF36SF33
0.95
5.0
50
35
SF35 SF36SF33
300 400150
30
1.25
UNITS
Volts
Volts
Volts
Amps3.0
Amps
pF
0
C
UNITS
uAmps
nSec
2001-5
RATING AND CHARACTERISTIC CURVES
(
SF31 THRU SF36
)
FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50
NONINDUCTIVE10NONINDUCTIVE
( + )
25 Vdc
(approx)
( - )
NOTES:
D.U.T
1
NONINDUCTIVE
1 Rise Time = 7ns max. Input Impedance =
1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance =
50 ohms.
OSCILLOSCOPE
(NOTE 1)
( - )
PULSE
GENERATOR
(NOTE 2)
( + )
+0.5A
-0.25A
-1.0A
trr
0
1cm
SET TIME BASE FOR
10 ns/cm
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
100
10
1.0
TJ = 150
TJ = 100
.1
TJ = 25
10
1.0
.1
.01
FIG. 2 - TYPICAL FORWARD
CURRENT DERATING CURVE
6.0
Single Phase
5.0
Half Wave 60Hz
Resistive or
4.0
Inductive Load
3.0
2.0
1.0
0
0 25 50 75 100 125150175
AVERAGE FORWARD CURENT, (A)
AMBIENT TEMPERATURE ( )
FIG. 4 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
SF31~SF34
SF35~SF36
TJ = 25
Pulse Width = 300uS
1% Duty Cycle
INSTANTANEOUS REVERSE CURRENT, (uA)
.01
400 20 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
175
150
125
8.3ms Single Half Sine-Wave
(
JEDEC Method
)
100
75
50
25
0
PEAK FORWARD SURGE CURRENT, (A)
1 2 5 10 20 50 100
NUMBER OF CYCLES AT 60Hz
INSTANTANEOUS FORWARD CURRENT, (A)
.001
0 .2 .4 .6 .8 1.0 1.2 1.4
INSTANTANEOUS FORWARD VOLTAGE, (V)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
200
100
60
40
20
10
6
TJ = 25
SF31~SF34
SF35~SF36
4
2
JUNCTION CAPACITANCE, (pF)
1
.1 .2 .4 1.0 2 4 10 20 40 100
REVERSE VOLTAGE, ( V )
RECTRON
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