SF21 ~ SF25
Elektronische Bauelemente
VOLTAGE 50 ~ 600 V
2 A, Super Fast Rectifiers
RoHS Compliant Product
A suffix of “-C” specifies halogen & lead-free
FEATURES
Low forward voltage drop
High current capability
High reliability
High surge current capability
DO-15
C
A
B
PACKAGING INFORMATION
Case: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Axial leads, solderable per MIL-STD-202,
method 208 guaranteed
Polarity: Color band denotes cathode end
Mounting position: Any
Weight: 0.4300 grams (approximately)
D
A
REF.
A
B
C
D
Millimeter
Min.
Max.
25.4 (TYP)
5.80
7.62
2.60
3.60
-
0.90
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25°C ambient temperature unless otherwise specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
PART NUMBERS
SYMBOL
PARAMETERS
SF21
SF22
SF23
SF24
UNITS
SF25
TESTING
CONDITIONS
Recurrent Reverse Voltage (Max.)
RMS Voltage (Max.)
DC Blocking Voltage (Max.)
Instantaneous Forward Voltage
(Max.)
Average Forward
Rectified Current (Max.)
V
RRM
V
RMS
V
DC
V
F
I
O
50
35
50
100
70
100
0.95
200
140
200
400
280
400
1.30
600
420
600
1.70
V
V
V
V
A
I
F
= 1 A
0.375” (9.5mm)
lead length
@ T
A
= 55°C
8.3ms single half
sine-wave
superimposed on
rated load (JEDEC
method)
2.0
Peak Forward Surge Current
I
FSM
50
5.0
50
35
60
-65 ~ 150
A
DC Reverse Current (Max.)
Reverse Recovery Time (Max.)
Junction Capacitance (Typ.)
Storage Temperature Range
I
R
T
RR
C
J
T
STG
μA
nS
pF
°C
V
R
= V
DC
, T
A
=25°C
V
R
= V
DC
, T
A
=100°C
I
F
=0.5A, I
R
=1.0A,
I
RR
=0.25A
f=1MHz and
applied 4V DC
reverse voltage
01-April-2009 Rev. C
Page 1 of 2
SF21 ~ SF25
Elektronische Bauelemente
VOLTAGE 50 ~ 600 V
2 A, Super Fast Rectifiers
RATINGS AND CHARACTERISTIC CURVES (SF21 THRU SF25)
FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50W
NONINDUCTIVE
10W
NONINDUCTIVE
trr
+0.5A
|
|
|
|
|
|
|
|
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
2.4
2.0
1.6
1.2
0.8
0.4
0
0
25
50
75
100
125
150
175
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.375"(9.5mm) Lead Length
(+)
25Vdc
(approx.)
( )
1W
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
D.U.T.
( )
PULSE
GENERATOR
(NOTE 2)
(+)
0
-0.25A
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
AMBIENT TEMPERATURE,( C)
FIG.3-TYPICAL FORWARD
CHARACTERISTICS
50
INSTANTANEOUS FORWARD CURRENT,(A)
FIG.4-TYPICAL REVERSE
CHARACTERISTICS
50
3.0
F23
REVERSE LEAKAGE CURRENT, (mA)
10
10
3.0
1.0
Tj=100 C
1.0
SF
21~
S
SF
24
SF
25
0.1
Tj=25 C
Pulse Width 300us
1% Duty Cycle
Tj=25 C
0.1
.01
.4
.6
.8
1.0
1.2
1.4
1.6
1.8
.01
0
20
40
60
80
100 120 140
FORWARD VOLT
AGE,(V)
PERCENT OF RATED PEAK REVERSE VOLT
AGE,(%)
FIG.5-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT,(A)
100
FIG.6-TYPICAL JUNCTION CAPACITANCE
175
150
125
100
75
50
25
0
80
60
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
40
20
0
1
5
10
50
100
JUNCTION CAPACITANCE,(pF)
.01
.05
.1
.5
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE,(V)
01-April-2009 Rev. C
Page 2 of 2
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