LUGUANG 31DF1

31DF1-31DF2
Super Fast Rectifiers
VOLTAGE RANGE: 100 --- 200 V
CURRENT: 1.6 A
DO - 27
Features
Low cost
Diffused junction
Low leakage
Low forward voltage drop
High current capability
Easily cleaned with alcohol,Isopropanol and
similar solvents
Mechanical Data
Case:JEDEC DO--27,molded plastic
Dimensions in millimeters
Polarity: Color band denotes cathode
Weight: 0.041ounces,1.15 grams
Mounting position: Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
ambient temperature unless otherwise specified.
Single phase,half wave,50Hz,resistive or inductive load. For capacitive load,derate by 20%.
31DF1
31DF2
UNITS
Maximum recurrent peak reverse voltage
VRRM
100
200
V
Maximum RMS voltage
VRMS
70
140
V
Maximum DC blocking voltage
VDC
100
200
V
Maximum average forw ard rectified current
@TA=75
9.5mm lead length,
IF(AV)
1.6
A
IFSM
125.0
A
VF
0.98
V
Peak forw ard surge current
10ms single half-sine-w ave
superimposed on rated load
@TJ =125
Maximum instantaneous forw ard voltage
@ IF=1.6A
Maximum reverse current
at rated DC blocking voltage
@TA=25
IR
@TA=100
5.0
50.0
A
Maximum reverse recovery time
(Note1)
trr
30
ns
Typical junction capacitance
(Note2)
CJ
90
pF
Typical thermal resistance
(Note3)
RθJA
34
TJ
- 55 ----- + 150
TSTG
- 55 ----- + 150
Operating junction temperature range
Storage temperature range
NOTE: 1. Measured with IF=0.5A, I R=1A, I rr=0.25A.
2. Measured at 1.0MHZ and applied rev erse v oltage of 4.0V DC.
3. Thermal resistance f rom junction to ambient.
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31DF1-31DF2
Super Fast Rectifiers
Ratings AND Charactieristic Curves
FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50
N 1.
trr
10
N 1.
+0.5A
D.U.T.
0
PULSE
GENERATOR
(NOTE2)
(+)
25VDC
(approx)
(-)
-0.25A
OSCILLOSCOPE
(NOTE 1)
1
NONINDUCTIVE
-1.0A
1cm
NOTES:1.RISE TIME = 7ns MAX.INPUT IMPEDANCE =1M . 22pF. JJJJ
2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 .
SETTIMEBASEFOR10 ns/cm
FIG.3 -- FORWARD DERATING CURVE
100
40
20
10
4.0
2.0
1.0
0.4
TJ=25
Pulse Width=300µs
0.2
0.1
0.2
0.4
0.6
0.8
1.0
1.4
1.2
AVERAGE FORWARD CURRENT
AMPERES
INSTANTANEOUS FORWARD CURRENT
AMPERES
FIG.2 -- TYPICAL FORWARD CHARACTERISTIC
1.4
1.2
1.0
0.8
Single Phase
Half Wave 60HZ
Resistive or
Inductive Load
0.375"(9.5mm)Lead Length
0.6
0.4
0.2
0
0
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
600
400
200
100
60
40
TJ=25
f=1.0MHz
20
10
0.1 0.2
0.4
1
2
4
10
20 40
REVERSE VOLTAGE, VOLTS
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100
50
75
100
125
150
FIG.5-- PEAK FORWORD SURGE CURRENT
PEAK FORWORD SURGE CURRENT
AMPERES
1000
25
AMBIENT TEMPERATURE,
FIG.4-- TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITACE, pF
1.6
150
8.3ms Single Half
Sine-Wave
125
100
75
50
25
0
1
5
10
50
NUMBER OF CYCLES AT 60HZ
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100