Maximum Rating
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectifier Forward Current
Peak Repetitive Forward Current
(Rate VR,Square Wave, 20 KHz)
Non-Repetitive Peak Square Current
(Surge Applied atRated Load Condition
Halfware, Single Phase, 60Hz)
Perating and Storage Junction
Temperature Range
VRRM
VRWM
VR
VR(RMS)
IF(AV)
IFM
IFSM
TJ,TSTG
40
UNIT
V
14
21
28
V
3.0
3.0
100
-65 to + 125
A
A
A
C
Characteristic
Electrical Characteristic
Maximum Instantaneous Reverse
Current
(Rated DC Voltage, Tc=25 C)
(Rated DC Voltage, Tc=100 C)
Maximum Instanatneous Forward
Voltage
(IF=3.0Amp)
Symbol
UNIT
Typical Junction Capacitance
(VR=40V, f=1.0MHz)
VF
IR
CP
V
mA
pF
0.5
80
300
Symbol
20
30
MS20
MS21
MS22
MS20
MS21
MS22
0.475
0.500
0.525
MS20 thru MS22
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18-Oct-05
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WEITRON
1
10
100
100
80
60
40
20
0
NUMBER OF CYCLES AT 60HZ
PEAK FOR
W
ARD SURGE CURRENT
(Amp)
FIG-5 Peak Forward Surge Current
MS20 thru MS22
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REVERSE VOLTAGE (Volts)
JUNCTION CAP
ACIT
ANCE (pF)
FIG-4 Typical Junction Capacitance
0.1
1
10
1000
100
10
f=1MHz
Tj=25 C
TJ=25 C
Pulse Width=300s
0
0.2
0.4
0.6
0.8
10
1.0
0.1
0.01
INSTANTANEOUS FORWARD VOLTAGE (Volts)
INST
ANT
ANEOUS FOR
W
ARD CURRENT
(Amp)
FIG.2 Typical Forward Characteristics
MS20 Thru MS22
TJ=100 C
TJ=75 C
TJ=25 C
0
20
40
60
80
100
120
140
1k
100
10
1.0
0.1
0.01
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
INST
ANT
ANEOUS REVERSE CURRENT
(mA)
FIG.3 Typical Reverse Characteristics
0
25
50
75
100
125
150
4
3
2
1
0
LEAD TEMPERATURE ( C)
A
VERAGE FORDW
ARD RECTIFIED (Amp)
FIG.1 Forward Current Derating Curve
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18-Oct-05
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