USF540 [LGE]
Super Fast Rectifiers; 超快速整流器
LGE 
USF510-USF560
Super Fast Rectifiers
VOLTAGE RANGE: 100 --- 600 V
CURRENT: 5.0 A
TO-220AC
Features
4.5± 0.2
10.2± 0.2
Low cost
1.4± 0.2
Low leakage
φ 3.8± 0.15
Low forward voltage drop
High current capability
Easily cleaned with alcohol,Isopropanol
and similar solvents
PIN
2
1
2.6± 0.2
The plastic material carries U/L recognition 94V-0
Mechanical Data
0.9± 0.1
Case:JEDEC TO-220AC,molded plastic
0.5± 0.1
5.0± 0.1
Polarity: As marked
Weight: 0.069 ounce, 1.96 grams
Mounting position: Any
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
USF
510
USF
520
USF
530
USF
540
USF
550
USF
560
UNITS
Maximum recurrent peak reverse voltage
Maximum RMS voltage
V
V
V
VRRM
VRMS
VDC
100
70
200
140
200
300
210
300
400
280
400
500
350
500
600
420
600
Maximum DC blocking voltage
Maximum average forw ard rectified current
@TC=100
100
5.0
A
IF(AV)
Peak forw ard surge current
8.3ms single half-sine-w ave
superimposed on rated load @TJ=125
IFSM
60
A
Maximum instantaneous forw ard voltage
V
1.3
1.7
0.98
VF
@ 5.0A
Maximum reverse current
@TA=25
5.0
10
IR
trr
A
at rated DC blocking voltage @TA=150
250
500
Maximum reverse recovery time
Operating junction temperature range
(Note1)
ns
25
- 55 ----- + 150
- 55 ----- + 150
T
J
Storage temperature range
TSTG
NOTE: 1. Measured with IF=0.5A, IR=1A, Irr=0.25A.
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USF510-USF560
Super Fast Rectifiers
Ratings AND Charactieristic Curves
FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50
N 1.
10
N 1.
trr
+0.5A
D.U.T.
(+)
PULSE
GENERATOR
(NOTE2)
0
25VDC
(approx)
(-)
-0.25A
OSCILLOSCOPE
(NOTE 1)
1
NONIN-
DUCTIVE
-1.0A
1cm
SETTIMEBASEFOR10 ns/cm
NOTES:1.RISE TIME = 7ns MAX.INPUT IMPEDANCE =1M . 22pF.
JJJJ 2.RISETIME =10ns MAX.SOURCE IMPEDANCE=50
.
FIG.2 -- TYPICAL FORWARD CHARACTERISTIC
FIG.3 -- PEAK FORWARD SURGE CURRENT
100
80
70
60
10
TJ =125℃
8.3ms Single Half
Sine-Wave
50
40
30
20
1
10
0
0.1
1
2
4
8
10
20
40 60 80 100
Tj=25oC
Pulse Width=300
1% Duty Cycle
s
0.01
.4
.6
.8
1.0
1.2
1.4
1.6
1.8
NUMBER OF CYCLES AT 60Hz
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
z
FIG.4-FORWORD DERATING CURVE
6.0
5.0
4.0
3.0
2.0
Single Phase
Half Wave 60H
Z
Resistive or
Inductive Load
1.0
0
0
25
50
75 100 125 150 175
CASE TEMPERATURE,
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mail:lge@luguang.cn
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