CREAT BY ART
SF21G - SF28G
2.0AMPS. Glass Passivated Super Fast Rectifiers
DO-15
Features
High efficiency, low VF
High current capability
High reliability
High surge current capability
Low power loss
For use in low voltage, high frequency inverter,
Free wheeling, and polarity protection application
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Case: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Pure tin plated, lead free, solderable
per MIL-STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode
High temperature soldering guaranteed:
260℃/10 seconds/.375",(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Mounting position: Any
Weight: 0.40 grams
Ordering Information (example)
Part No.
SF21G
Package
DO-15
Packing
1.5K / AMMO box
INNER
TAPE
52mm
Packing
code
A0
Green Compound
Packing code
A0G
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
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
Peak Forward Surge Current, 8.3 ms Single Half Sine-wave
Superimposed on Rated Load (JEDEC method)
Maximum Instantaneous Forward Voltage (Note 1)
@2A
Maximum DC Reverse Current at Rated
@ T
A
=25
℃
DC Blocking Voltage
@ T
A
=125
℃
Maximum Reverse Recovery Time (Note 2)
Typical Junction Capacitance (Note 3)
Typical Thermal Resistance
Operating Temperature Range
Storage Temperature Range
Note 1: Pulse Test with PW=300 usec, 1% Duty Cycle
Symbol
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
Trr
Cj
R
θJA
R
θJC
T
J
T
STG
SF
21G
50
35
50
SF
22G
100
70
100
SF
23G
150
105
150
SF
24G
200
140
200
2
50
SF
25G
300
210
300
SF
26G
400
280
400
SF
27G
500
350
500
SF
28G
600
420
600
Units
V
V
V
A
A
0.95
5
100
35
40
65
16
1.3
1.7
V
uA
uA
nS
20
O
pF
C/W
O
O
- 65 to + 150
- 65 to + 150
C
C
Note 2: Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
Note 3: Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
Version:E12
RATINGS AND CHARACTERISTIC CURVES (SF21G THRU SF28G)
FIG.1- MAXIMUM AVERAGE FORWARD
CURRENT DERATING
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE (
o
C)
INSTANTANEOUS REVERSE CURRENT (uA)
100
FIG.2- TYPICAL REVERSE CHARACTERISTICS
1000
AVERAGE FORWARD
A
CURRENT (A)
TA=125℃
RESISTIVE OR
INDUCTIVE LOAD
10
TA=75℃
1
TA=25℃
PEAK FORWARD SURGE CURRENT
(A)
FIG. 3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
60
50
40
30
20
10
8.3ms Single Half Sine Wave
JEDEC Method
0.1
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FIG. 5 TYPICAL FORWARD CHARACTERISTICS
100
INSTANTANEOUS FORWARD CURRENT (A)
0
1
10
NUMBER OF CYCLES AT 60 Hz
100
10
SF21G-SF24G
FIG. 4- TYPICAL JUNCTION CAPACITANCE
150
JUNCTION CAPACITANCE (pF)
125
100
1
SF25G-SF26G
TA=25℃
75
SF21G-SF24G
50
25
0.1
SF27G-SF28G
TA=25℃
Pulse Width=300us
1% Duty Cycle
1.2
1.4
1.6
1.8
SF25G-SF28G
0
0.1
1
10
REVERSE VOLTAGE (V)
100
1000
0.01
0.4
0.6
0.8
1
FORWARD VOLTAGE (V)
Version:E12
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