SF23 [WEITRON]
Axial Lead Super Fast Rectifiers; 轴向引线超快速整流器
| 型号： | SF23 |
| 厂家： | 
WEITRON TECHNOLOGY |
| 描述： | Axial Lead Super Fast Rectifiers |
| 文件： | 总3页 (文件大小：865K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SF21 thru SF28
Axial Lead Super Fast Rectifiers
REVERSE VOLTAGE
50 TO 600 VOLTS
CURRENT
P b
Lead(Pb)-Free
2.0 AMPERE
Features:
* Low forward voltage drop.
* High current capability.
* High reliability.
* High surge current capability.
Mechanical Data:
* Case: Molded plastic.
DO-15
* Epoxy: UL 94V-0 rate ꢀame retardant.
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed.
* Polarity: Color band denotes cathode end.
* Mounting position: Any.
* Weight: 0.40 grams.
DO-15 Outline Dimensions
Unit:mm
Axial Device (Through-Hole)
A
B
C
A
B
C
D
E
Dim
DO-15
Min
25.4
Max
-
Min
5.8
Max
7.6
Min
25.4
Max
-
Min
0.7
Max
0.9
Min
2.6
Max
3.6
WEITRON
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1/3
Rev.A 04-Aug-09
SF21 thru SF28
Maximum Ratings and Electrical Characteristics
Rating 25°C Ambient Temperature Unless Otherwise Speciꢀed. Single Phase Half Wave, 60Hz, Rectiꢀed or Inductive
Load. For Capacitive Load, Derate Current By 20%.
SF21 SF22 SF23 SF24 SF25 SF26 SF27 SF28
Symbol
Unit
Characteristics
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
V
50 100 150 200 300 400 500 600
V
V
V
RRM
V
35
70 105 140 210 280 350 420
RMS
V
50 100 150 200 300 400 500 600
2.0
Maximum DC Blocking Voltage
DC
Maximum Average Forward Rectified Current
I
A
A
F(AV)
.375”(9.5mm) Lead Length @T = 55°C
A
Peak Forward Surge Current, 8.3 ms Single Half
Sine-Wave Superimposed on Rated Load (JEDEC)
I
50
FSM
Maximum Instantaneous Forward Voltage
At 2.0A
V
V
0.97
1.25
1.50
F
Maximum DC Reverse Current @T = 25°C
5.0
50
A
I
R
μA
pF
At Rated DC BlockingVoltage @T = 100°C
A
C
60
35
Typical Junction Capacitance (Note 1)
J
Maximum Reverse Recovery Time (Note 2)
Operating Temperature Range
Trr
nS
°C
T
+150
J
-65 to +150
T
Storage Temperature Range
°C
STG
NOTES: 1. Measured At 1MHz and Applied Reverse Voltage of 4.0 V.D.C
2. Reverse Recovery Time Test Condition: I =0.5A, I = 1.0A, I = 0.25A
F
R
RR
WEITRON
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2/3
Rev.A 04-Aug-09
SF21 thru SF28
RATINGAND CHARACTERISTIC CURVES
trr
50
10
NONINDUCTIVE
NONINDUCTIVE
|
|
|
|
|
|
|
|
+0.5A
2.4
2.0
1.6
1.2
(+)
(
)
0
25Vdc
(approx.)
D.U.T.
PULSE
GENERATOR
(NOTE 2)
-0.25A
Single Phase
(
)
(+)
1
Half Wave 60Hz
OSCILLISCOPE
(NOTE 1)
NON-
INDUCTIVE
Resistive Or Inductive Load
0.8
0.4
0.375"(9.5mm) Lead Length
-1.0A
NOTES: 1. Rise Time= 7ns max., Input Impedance=
1 megohm.22pF.
1cm
SET TIME BASE FOR
50 10ns cm
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
0
0
25
50
75
100
125
150
175
FIG.1 TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY
AMBIENT TEMPERATURE,( C)
/
/
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
TIME CHARACTERISTIC
50
10
50
10
3.0
1.0
3.0
4
2
1.0
F
S
Tj=100°C
Tj=25°C
6
2
~
1
F
S
8
2
2
F
~
F
5
2
F
S
S
~
7
2
F
S
S
Tj=25
Pulse Width 300us
1% Duty Cycle
C
0.1
0.1
0.01
0.01
0
20
40 60 80 100 120 140
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FIG.4 TYPICAL REVERSE CHARACTERISTICS
FORWARD VOLTAGE,(V)
FIG.3 TYPICAL FORWARD CHARACTERISTICS
175
100
150
125
100
80
60
40
20
0
8.3ms Single Half
Sine Wave
Tj=25°C
75
50
25
0
JEDEC method
0.01
0.05 0.1
0.5
1
5
10 50 100
50
1
5
10
100
REVERSE VOLTAGE,(V)
NUMBER OF CYCLES AT 60Hz
FIG.5 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
FIG.6 TYPICAL JUNCTION CAPACITANCE
WEITRON
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3/3
Rev.A 04-Aug-09
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