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FR255 参数 Datasheet PDF下载

FR255图片预览
型号: FR255
PDF下载: 下载PDF文件 查看货源
内容描述: 当前2.5安培电压50到1000伏特 [CURRENT 2.5 Amperes VOLTAGE 50 to 1000 Volts]
分类和应用: 二极管
文件页数/大小: 2 页 / 315 K
品牌: DAESAN [ DAESAN ELECTRONICS CORP. ]
 浏览型号FR255的Datasheet PDF文件第1页  
RATINGS AND CHARACTERISTIC CURVES FR251 THRU FR257
FIG.1-TYPICAL FORWARD CURRENT
DERATING CURVE
AVERAGE FORWARD CURRENT(A)
2.5
PEAK FORWARD SURGE CURRENT(AMPERES)
2.0
1.5
1.0
0.5
0
0
25
50
75
100
125
150
175
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
FIG.2-MAXIMUM NON-REPETITIVE
FORWARD SURGE CURRENT
150
8.3m SINGLE HALF SINE WAVE
(JEDEC Method)
125
100
75
50
25
0
1
2
4
6
8 10
AMBIENT TEMPERATURE (
℃)
FIG.3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
20
40
60
100
NUMBER OF CYCLES AT 60Hz
20
INSTANTANEOUS FORWARD CURRENT(AMPERES)
10
FIG.4-TYPICAL JUNCTION CAPACITANCE
200
100
JUNCTION CAPACITANCE(pF)
60
40
20
10
6
4
2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
1
0.1 0.2
0.4
1
2
4
10
20
40
100
REVERSE VOLTAGE. (V)
T
J
=25℃
3
1
0.3
0.1
T
J
=25℃
0.03
0.01
Pulse Width=300mS
1% Duty Cycle
INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
FIG.5-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50W
NON INDUCTIVE
10W
NON INDUCTIVE
+0.5A
Trr
(+)
25Vdc
(APPROX)
D.U.T.
PULSE
GENERATOR
(NOTE2)
0
-0.25A
(
)
NON IN-
DUCTIVE
1W
OSCILLOSCOPE
(NOTE1)
-1.0A
1cm
SET TIME BASE FOR 50/100 ns/cm
NOTES: 1.Rise Time=7ns max. input impedance=1
megohm 22pF
2.Rise Time=10ns max. source impedance
=50 ohms