CHONGQING PINGYANG ELECTRONICS CO.,LTD.
SF21 THRU SF28
SUPER FAST RECOVERY RECTIFIER
VOLTAGE：50-600V
CURRENT：2.0A
FEATURES
·High
reliability
·Low
leakage
·Low
forward voltage
·High
current capability
·Super
fast switching speed
·High
surge capability
·Good
for switching mode circuit
DO-15
1.0(25.4)
MIN.
.300(7.6)
.230(5.8)
1.0(25.4)
MIN.
.034(0.9)
.028(0.7)
DIA.
MECHANICAL DATA
·Case:
Molded plastic
·Epoxy:
UL94V-0 rate flame retardant
·Lead:
MIL-STD- 202E, Method 208 guaranteed
·Polarity:Color
band denotes cathode end
·Mounting
position:
Any
·Weight:
0.38 grams
.140(3.6)
.104(2.6)
DIA.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRONICAL 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%.
SYMBOL
SF21 SF22
SF23
150
105
150
SF24
200
140
200
SF25
300
210
300
2.0
70
SF26
400
280
400
SF27
500
350
500
SF28
units
600
420
600
V
V
V
A
A
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward rectified Current
at T
A
=55°C
Peak Forward Surge Current 8.3ms single half
sine-wave superimposed on rate load (JEDEC
method)
Maximum Instantaneous forward Voltage at
2.0A DC
Maximum DC Reverse Current at Rated DC
Blocking Voltage T
A
=25°C
V
RRM
V
RMS
V
DC
I
o
I
FSM
V
F
50
35
50
100
70
100
0.95
5.0
1.4
1.85
V
Maximum Full Load Reverse Current Full Cycle
Average,.375”(9.5mm) lead length at T
L
=75°C
t
rr
Maximum Reverse Recovery Time (Note 1)
C
J
30
Typical Junction Capacitance (Note 2)
Notes: 1.Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0 volts
I
R
µA
200
35
20
nS
pF
１
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