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Электронный компонент: 1N4935

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LESHAN RADIO COMPANY, LTD.
13A1/2
1 A
1A FAST RECOVERY DIODES
1N4933
1N4934
1N4935
1N4936
1N4937
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
1N4933 1N4937
75
30
5.0
1.0
1.2
150
DO 41
DO 41
.107(2.7)
DIA
.080(2.0)
1.0(25.4)
MIN
.205(5.2)
.166(4.2)
.034(0.9)
DIA
.028(0.7)
1.0(25.4)
MIN
LESHAN RADIO COMPANY, LTD.
13A2/2
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
ARD 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