- 236 -
SFT11G THRU SFT18G
1.0 AMP. Glass Passivated Super Fast Rectifiers
Voltage Range
50 to 600 Volts
Current
1.0 Ampere
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
Mechanical Data
Case: Molded plastic
Epoxy: UL 94V-O rate flame retardant
Lead: Axial leads, solderable per MIL-STD-
202, Method 208 guaranteed
Polarity: Color band denotes cathode end
High temperature soldering guaranteed:
260
o
C/10 seconds/.375",(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Mounting position: Any
Weight: 0.20 gram
TS-1
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
SFT
11G
SFT
12G
SFT
13G
SFT
14G
SFT
15G
SFT
16G
SFT
17G
SFT
18G
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 .375 (9.5mm) Lead Length
@T
A
= 55
I
(AV)
1.0 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
I
FSM
30 A
Maximum Instantaneous Forward Voltage
@ 1.0A
V
F
0.95 1.3
1.7
V
Maximum DC Reverse Current @ T
A
=25
at Rated DC Blocking Voltage @ T
A
=125
I
R
5.0
100
uA
uA
Maximum Reverse Recovery Time (Note 1)
Trr
35 nS
Typical Junction Capacitance (Note 2)
Cj
20 10
pF
Typical Thermal Resistance (Note 3)
R
JA
100
/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. Mount on Cu-Pad Size 5mm x 5mm on PCB.
- 237 -
FIG.2- MAXIMUM AVERAGE
FORWARD CURRENT DERATING
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
A
VERAGE
FOR
W
ARD
CURRENT
.
(A)
25
50
75
100 125 150 175
0.5
0
1.0
1.5
AMBIENT TEMPERATURE. ( C)
o
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
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
RATINGS AND CHARACTERISTIC CURVES (SFT11G THRU SFT18G)
FIG.5- MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT
PEAK
FOR
W
ARD
SURGE
CURRENT
.
(A)
1
2
5
10
20
100
50
5
10
15
25
20
30
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine Wave
JEDEC Method
FIG.4- TYPICAL FORWARD CHARACTERISTICS
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
.
(A)
0.2
0.4
0.6
0.8
1.0
1.2
1.4
0.01
0.1
1
10
100
FORWARD VOLTAGE. (V)
SFT1
1G~SFT14G
SFT15G~SFT16G
FIG.3- TYPICAL REVERSE CHARACTERISTICS
0
20
40
60
80
100
120
140
0.1
1
10
100
1000
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
Tj=25 C
0
Tj=75 C
0
Tj=125 C
0
FIG.6- TYPICAL JUNCTION CAPACITANCE
JUNCTION
CAP
ACIT
ANCE.(pF)
0.1
0.5
1
5
2
10
20
50
100 200
500
10
20
30
REVERSE VOLTAGE. (V)
SFT1
1G~SFT14G
SFT15G~SFT18G
Tj=25 C
0
Tj=25 C
Pulse Width=300 s
1% Duty Cycle
o
INST
ANT
ANEOUS
REVERSE
CURRENT
.(
A
)
40
50
60
70
0
0
0
0
35
SFT17G~SFT18G
PDF 
ZIP