SUPER FAST RECTIFIER
SF81 THRU SF86
FEATURES
•
•
•
•
•
•
•
•
•
VOLTAGE RANGE
CURRENT
50 to 400 Volts
8.0 Ampere
Glass passivated chip junction
Low power loss, high efficiency
Low leakage
Super fast switching speed
High current capacity, high surge capacity
High temperature soldering guaranteed
200℃/10 second, 0.16″(4.06mm) lead length from case
Also available in reverse polarity, add the
“R”
Suffix, i.e. SF81R
Also available in isolated package under part number SFF81
TO-220AC
MECHANICAL DATA
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•
•
•
•
•
Case: Transfer molded plastic
Epoxy: UL94V-0 rate flame retardant
Polarity: Color Band denotes cathode end
Lead: Plated axial lead, solderable per MIL-STD-202E method 208C
Mounting position: Any
Weight: 0.08ounce, 2.24 gram
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load
For capacitive load derate current by 20%
SYMBOLS
SF81
SF82
Maximum Repetitive Peak Reverse Voltage
V
RRM
50
100
Maximum RMS Voltage
V
RMS
35
70
Maximum DC Blocking Voltage
V
DC
50
100
Maximum Average Forward Rectified Current
At Tc=105℃
Peak Forward Surge Current
8.3ms single half sine wave superimposed on
rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 8.0A
Maximum DC Reverse Current at rated T
A
= 25℃
DC Blocking Voltage
T
A
= 125℃
Maximum Reverse Recovery Time
Test conditions I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
Typical Junction Capacitance (Note 2)
Typical Thermal Resistance (Note 1)
Operating Junction Temperature Range
Storage Temperature Range
•
•
•
SF83
150
105
150
8.0
125
0.975
10
500
35
SF84
200
140
200
SF85
300
210
300
SF86
400
280
400
UNIT
Volts
Volts
Volts
Amps
Amps
I
(AV)
I
FSM
V
F
I
R
t
rr
C
J
R
θJC
T
J
T
STG
1.4
Volts
µA
50
40
2.5
(-55 to +150)
(-55 to +150)
nS
pF
℃
/W
℃
℃
Notes:
1. Unit mounted on heatsink
2. measured at 1.0MHz and applied reverse voltage of 4.0V
E-mail:
sales@cnmic.com
Web Site: www.cnmic.com
SUPER FAST RECTIFIER
SF81 THRU SF86
VOLTAGE RANGE
CURRENT
50 to 400 Volts
8.0 Ampere
RATING AND CHRACTERISTIC CURVES SF81 THRU SF86
FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
AVERAGE FORWARD CURRENT,
12
FIG.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
PEAK FORWARD SURGE
150
8.0
CURRENT, (A)
8.3ms Single Half Sine-Wave
(JEDEC Method) T= T
jmax
100
(A)
4.0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375″(9.5mm)
Lead Length
50
1 Cycle
0
0
25
50
75
100
125
150
175
0
1
2
4
6
8 10
20
40
60
100
AMBIENT TEMPERATURE, (° C)
NUMBER OF CYCLES AT 60 Hz
FIG.4-TYPICAL REVERSE
CHARACTERISTICS PER LEG
FIG.3-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
100
T
J
=125° C
100
INSTANTANEOUS FORWARD CURRENT,
INSTANTANEOUS REVERSE CURRENT,
10
0V
/20
10
3
/
00
40
0V
50
(A)
(μA)
0/ 1
1.0
50
/ 10
1.0
T
J
=25° C
T
J
=25° C
Pulse Width=300us
1% Duty Cycle
0.1
0.4
0.8
1.2
1.6
0.1
INSTANTANEOUS FORWARD VOLTAGE,(V)
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK
FIG.5-TYPICAL JUNCTION CAPACITANCE
100
REVERSE VOLTAGE,(%)
JUNCTION CAPACITANCE,(pF)
F1G.6-TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY TIME CHARACTERISTIC
Trr
50Ω
10Ω
NONINDUCTIVE NONINDUCTIVE
(-)
10
(+)
25 Vdc
(approx.)
(-)
T
J
=25° C
f=1MHz
Vsig=50mVp-p
D.U.T.
PULSE
GENERATIOR
(NOTE 2)
(+)
OSCILLOSCOPE
(NOTE 1)
+0.5A
0
-0.25A
1Ω
NON
INDUCTIVE
-1.0A
1cm
1
0.1
1.0
10
100
REVERSE VOLTAGE,(V)
NOTES : 1.Rise Time=7ns mas. Input Impedance=
1 magohm. 22pF
2.Rise time=10ns max. Source Impedance=
50 ohms
SET TIME BASE FOR
50/100ns/cm
E-mail:
sales@cnmic.com
Web Site: www.cnmic.com
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