- 262 -
.412(10.5)
MAX
.185(4.70)
.175(4.44)
.055(1.40)
.045(1.14)
.27(6.86)
.23(5.84)
.11(2.79)
.10(2.54)
.025(0.64)
.014(0.35)
.154(3.91)
.148(3.74)
DIA
PIN1
2
.113(2.87)
.103(2.62)
.16(4.06)
.14(3.56)
.037(0.94)
.027(0.68)
.205(5.20)
.195(4.95)
.594(15.1)
.587(14.9)
.56(14.22)
.53(13.46)
PIN 1
PIN 2
Case Positive
CASE
SFA801G THRU SFA808G
8.0 AMPS. Glass Passivated Super Fast Rectifiers
Voltage Range
50 to 600 Volts
Current
8.0 Amperes
Features
Low forward voltage drop
High current capability
High
reliability
High surge current capability
Mechanical Data
Cases: Molded plastic
Epoxy: UL 94V-O rate flame retardant
Terminals: Leads solderable per
MIL-STD-202, Method 208 guaranteed
Polarity:
As
marked
High temperature soldering guaranteed:
260
o
C/10 seconds/.16",(4.06mm) from
case.
Weight: 2.24 grams
TO-220A
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Symbol
SFA
801G
SFA
802G
SFA
803G
SFA
804G
SFA
805G
SFA
806G
SFA
807G
SFA
808G
Units
Maximum Recurrent Peak Reverse Voltage
V
RRM
50
100 150 200 300 400 500 600
V
Maximum RMS Voltage
V
RMS
35
70
105 140 210 280 350 420
V
Maximum DC Blocking Voltage
V
DC
50
100 150 200 300 400 500 600
V
Maximum Average Forward Rectified
Current @T
C
= 100
I
(AV)
8.0 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
I
FSM
125 A
Maximum Instantaneous Forward Voltage
@ 8.0A
V
F
0.975 1.3
1.7
V
Maximum DC Reverse Current
@ T
A
=25
at Rated DC Blocking Voltage
@ T
A
=100
I
R
10
400
uA
uA
Maximum Reverse Recovery Time (Note 1)
Trr 35 nS
Typical Junction Capacitance (Note 2)
Cj 100
60 pF
Typical Thermal Resistance (Note 3)
R
JC
4.0
/W
Operating Temperature Range
T
J
-65
to
+150
Storage Temperature Range
T
STG
-65
to
+150
Notes:
1
.
Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mounted on Heatsink Size of 2in x 3 in x 0.25 in Al-Plate.
- 263 -
RATINGS AND CHARACTERISTIC CURVES (SFA801G THRU SFA808G)
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
W
NONINDUCTIVE
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
DUT
(+)
50Vdc
(approx)
(-)
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
(-)
(+)
10
W
NONINDUCTIVE
-1.0A
-0.25A
0
+0.5A
trr
1cm
SET TIME BASE FOR
5/ 10ns/ cm
FIG.2- MAXIMUM FORWARD CURRENT DERATING
CURVE
A
VERAGE
FOR
W
ARD
CURRENT
.
(A)
0
50
100
150
0
2
4
6
8
10
CASE TEMPERATURE. ( C)
o
FIG.3- TYPICAL REVERSE CHARACTERISTICS
INST
ANT
ANEOUS
REVERSE
CURRENT
.(
A
)
0
20
40
60
80
100
120
140
1000
0.1
1
10
100
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
TJ=25 C
0
TJ=100 C
0
FIG.4- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK
FOR
W
ARD
SURGE
CURRENT
.
(A)
1
2
5
10
20
100
50
150
120
90
60
30
0
NUMBER OF CYCLES AT 60Hz
TJ=125 C
0
8.3ms Single Half Sine Wave
JEDEC Method
FIG.5- TYPICAL JUNCTION CAPACITANCE
CAP
ACIT
ANCE.(pF)
1
5
2
10
20
50
100
200
500
50
60
70
80
90
100
REVERSE VOLTAGE. (V)
Tj=25 C
0
SF
A801G~SF
A804G
SF
A805G~SF
A808G
FIG.6- TYPICAL FORWARD CHARACTERISTICS
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
.
(A)
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0.01
0.1
0.03
1
0.3
10
3
30
100
FORWARD VOLTAGE. (V)
Tj=25 C
Pulse Width=300 s
1% Duty Cycle
o
SF
A801G
~SF
A804G
SF
A805G~SF
A806G
SF
A807G~SF
A808G
40
1000
TJ=75 C
0
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