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参数资料
| 型号： | SF57 |
| 厂商： | Won-Top Electronics Co., Ltd. |
| 英文描述： | 5.0A SUPER-FAST RECTIFIER |
| 中文描述： | 5.0a中超快速整流 |
| 文件页数： | 2/2页 |
| 文件大小： | 31K |
| 代理商： | SF57 |
RATING AND CHARACTERISTIC CURVES ( SF51 - SF59 )
FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
+
NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF.
2. Rise time = 10 ns max., Source Impedance = 50 ohms.
3. All Resistors = Non-inductive Types.
FIG.2 - DERATING CURVE FOR OUTPUT
RECTIFIED CURRENT
FIG.3 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
0
25
50
75
100
125
150
175
0
2
4
6
10
20
40
60 100
AMBIENT TEMPERATURE, (
°
C)
NUMBER OF CYCLES AT 60Hz
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLTAGE, VOLTS
SF57 - SF59
60Hz RESISTIVE OR INDUCTIVE LOAD
4.0
3.0
2.0
1.0
5.0
100
10
1.0
120
150
90
60
30
0.1
10
80
0.01
0.01
1.0
0.1
100
140
0
20
40
60
120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
P
C
A
C
R
T
J
= 25
°
C
T
J
= 100
°
C
T
J
= 25
°
C
Pulse Width = 300
μ
s
2% Duty Cycle
8.3 ms SINGLE HALF SINE
Ta = 50
°
C
+ 0.5 A
0
- 0.25
- 1.0 A
Trr
1 cm
SET TIME BASE FOR 15 ns/cm
SF51 - SF54
SF55 - SF56
D.U.T.
50 Vdc
(approx.)
OSCILLOSCOPE
( NOTE 1 )
1
50
10
PULSE
GENERATOR
( NOTE 2 )
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