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Электронный компонент: 1N4933E

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LESHAN RADIO COMPANY, LTD.
14A1/2
1 A
1A FAST RECOVERY DIODES
1N4933E
1N4934E
1N4935E
1N4936E
1N4937E
TYPE
Maximum
Peak Reverse
Voltage
Maximum Average
Rectified Current
@ Half-Wave
Resistive Load 60Hz
Maximum
Forward Peak
Surge Current @
8.3ms Superimposed
Maximum
Reverse
Current @ PRV
@ T
A
=25C
Maximum
Forward
Voltage
@ T
A
=25C
Package
Dimensions
Maximum
Reverse
Recovery Time
1.0
Trr
I
F
= 0.5A , I
R
= 1.0A , I
RR
= 0.25A
Trr Test Conditions: I
F
= 0.5A , I
R
= 1.0A , I
RR
= 0.25A
50
100
200
400
600
PRV
V
PK
I
O
@ T
L
A
AV
C
I
FM
(Surge)
A
PK
I
R
Adc
I
FM
V
FM
A
PK
V
PK
Trr
ns
1N4933E 1N4937E
75
30
5.0
1.0
1.2
200
A 405
1.0(25.4)
MIN
.205(5.2)
.166(4.2)
.025(0.6)
DIA
.021(0.5)
1.0(25.4)
MIN
.107(2.7)
DIA
.080(2.0)
A 405
LESHAN RADIO COMPANY, LTD.
14A2/2
1N4933 1N4937
RATING & CHARACTERISTIC CURVES OF FAST RECOVERY DIODES
SET TIME BASE
FOR 50/100ns/cm
FIG.1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
Trr
IFM 1.0
0
IRM(REC)
i(t) di/dt=50A/
s
A TEKTRONIX 545A.K PLUG IN PRE AMP
P6000 PROBE OR EQUIVALENT
R
1
ADJUSTED FOR 1.4
BETWEEN
POINT 2 OF RELAY AND RECTIFIER
INDUCTIVE =38
H
1cm
1.0Adc FROM
CONSTANT
VOLTAGE SUPPLY
RIPPLE=3mVrms MAX
115Va 10K
60Hz 2W
1
7
6
8
5
3
2
C.P.CLARE
HPG1002
30
50W
NON
INDUCTIVE
30Vdc
C O N S T A N T
VOLTAGE
SUPPLY
38
H/1.4
1 AMP
SLO BLO
FUSE
C
1
I.0
F
300V
UNIT
UNDER TEST
R
2
1
10W
NON
INSUCTIVE
Zout 1.5
MAX
DC to 2KHz
R
2
TEN 1W 10
% CARBON CORE
IN PARALLEL
+10
T
A
25
O
C FOR RECTIFIER
MINIMIZE ALL LEAS LENGTHS
4
0
50
100
150
175
1.0
.8
.6
.4
.2
0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
FIG. 2 TYPICAL FORWARD
CURRENT DERATING CURVE
AMBIENT TEMPER ATURE, (C)
A
VERAGE FOR
W
ARD CURRENT
,(A)
INST
ANT
ANEOUS FOR
W
A
RD CURRENT
,(A)
INSTANTANEOUS FORWARD VOLTAGE,(V)
.6
.8
1.0
1.2
1.4
20
10
1.0
0.1
.01
Pulse Width=300
s
1% Duty Cycle
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
T
J
=25C
PEAK FOR
W
ARD SURGE CURRENT
,(A)
JUNCTION CAP
ACIT
ANCE,(pF)
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine-Wave
(JEDEC Method)
1
2
4
6
8 10
20
40
60 80 100
50
40
30
20
10
0
REVERSE VOLTAGE,(V)
.1
.2
.4
1.0
2
4
10
20
40
100
200
100
60
40
20
10
6
4
2
1
T
J
=25C
FIG. 4 - MAXINUM NON-REPETITIVE
FOWARD SURGE CURRENT
FIG. 5 - TYPICAL JUNCTION CAPACITANCE