USF805-USF860
Super Fast Rectifiers
VOLTAGE RANGE: 50 --- 600V
CURRENT:
8.0A
2.8± 0.1
Features
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Low cost
Diffused junction
Glass passivated junction
Low forward voltage drop
High current capability
Easily cleaned with Alcohol,Isopropanol and similar solvents
The plastic material carries U/L recognition 94V-0
TO-220AC
10.2± 0.2
φ
3.8± 0.15
4.5± 0.2
1.4± 0.2
19.0± 0.5
PIN
1
2
8.9± 0.2
2.6± 0.2
3.5± 0.3
13.8± 0.5
5.0± 0.1
0.5± 0.1
Mechanical Data
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Case:JEDEC TO-220AC
Polarity: Color band denotes cathode
Weight: 0.064 ounces,1.96 gram
Mounting position: Any
0.9± 0.1
Dimensions in millimeters
Ratings at 25℃ ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
USF
805
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
total device (rated V
R
),T
C
=100℃
Peak forward surge current
8.3ms single half-sine-wave
superimposed on rated load
Maximum instantaneous
forward voltage (Note1)
Maximum reverse current
at rated DC blocking voltage
@I
F
=8.0A
@T
j
=25℃
@T
j
=125℃
USF
810
100
70
100
USF
820
200
140
200
USF
830
300
210
300
8.0
USF
840
400
280
400
USF
850
500
350
500
USF
860
600
420
600
UNITS
V
V
V
A
V
RRM
V
RMS
V
DC
I
(AV)
50
35
50
I
FSM
100
A
V
F
I
R
t
rr
R
θjC
T
j
T
STG
0.98
30
800
25
5.0
1.3
1.7
V
µA
ns
℃/W
℃
℃
Maximum reverse recovery time (Note2)
Typical thermal resistance junction to case
Operating junction temperature range
Storage temperature range
NOTE:1.Pulse test:pulse width=300µs,duty cycle≤2.0%
2. Measured with I
F
=0.5A, I
R
=1A, I
rr
=0.25 A.
- 55 ---- + 150
- 55 ---- + 150
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USF805-USF860
Super Fast Rectifiers
Ratings AND Charactieristic Curves
FIG.1 --TYPICAL FORWARD CHARACTERISTIC
INSTANTANEOUS FORWARD CURRENT
FIG.2--
TYPICALREVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE
CURRENT MILLIAMPERES
100
1000
100
T
J
=125℃
T
J
=75℃
AMPERES
10
8.0
10
T
J
=25℃
1
1.0
0.6
0.8
1.0
1.2
1.4
USF850---USF860
USF830---USF840
USF805---USF820
0.1
1.6
1.8
2.0 2.2
0.01
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE,
FIG.3 -- PEAK FORWARD SURGE CURRENT
FIG.4 -- FORWARD DERATING CURVE
PEAK FORWARD SURGE CURRENT
100
AVERAGE FORWARD CURRENT,
AMPERES
10
8
6
4
2
0
0
25
50
75
100
125
150
175
200
Single Phase
Half Wave 60H
Z
,
Resistive or
Inductive Load
80
60
T
J
=25 C
8.3ms Single Half
sine-wave
0
AMPERES
40
20
0
1
10
100
NUMBER OF CYCLES AT 60Hz
CASE
TEMPERATURE,
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mail:lge@luguang.cn
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