CHENDA DL4934

DL4933 THRU DL4937
SURFACE MOUNT RECTIFIERS
VOLTAGE RANGE: 50 --- 600 V CURRENT: 1.0 A
FEATURES
◇ Glass passivated device
◇ Ideal for surface mounted applications
◇ Low leakage
◇ Low forward voltage drop
◇ High current capability
◇ Easily cleaned with Alcohol,Isopropnol
and similar solvents
◇ The plastic material carries U/L
recognition 94V-0
DO-213AB
SOLDERABLE ENDS
D1 2.6± 0.15
0
D2=D1 +
-0.20
D2
MECHANICAL DATA
0.5± 0.1
0.5± 0.1
◇ Case: JEDEC DO-213AB,molded plastic
◇ Terminals: Solderable per MIL- STD-202,
Method 208
◇ Polarity: Color band denotes cathode
◇ Weight: 0.0046 ounces, 0.116 grams
◇ Mounting position: Any
4.9± 0.2
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ℃ ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate current by 20%.
DL4933
MDD Catalog Number
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
@TA=55℃
Peak forward surge current
8.3ms single half-sine-wave
superimposed on rated load
Maximum instantaneous forward voltage
@1.0A
Maximum reverse current
@T A=25℃
at rated DC blocking voltage @TA=125℃
Maximum reverse recovery time (Note1)
Typical junction capacitance (Note2)
Maximum thermal resistance (Note3)
Maximum thermal resistance (Note4)
Operating junction temperature range
Storage temperature range
VRRM
VRMS
VDC
50
35
50
DL4934
DL4935
100
70
100
200
140
200
DL4936 DL4937
400
280
400
600
420
600
UNITS
V
V
V
I(AV)
1.0
A
IFSM
30
A
VF
1.2
V
IR
trr
Cj
R θJL
R θJA
Tj
TSTG
NOTE: 1. Test conditions:I F=1.0A,VR=30V.
2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
3. Thermal resistance junction to terminal 6.0mm 2 copper pads to each terminal.
4. Thermal resistance junction to ambient 6.0mm 2 copper pads to each terminal.
MDD ELECTRONIC
5.0
100
200
15
30
75
-55 --- + 150
-55 --- + 150
µA
ns
pF
℃/W
℃/W
℃
℃
RATINGS AND CHARACTERISTIC CURVES DL4933 THRU DL4937
FIG.1 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
10
N 1.
50
N 1.
trr
+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.
JJJJJ2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 .
SET TIME BASE FOR 80ns/cm
TJ = 25
Pulse Width = 300us
1% Duty Cycle
1.0
.1
.01
.6
.8
1.0
1.2
1.4
FIG.3 -- FORWARD DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
20
10
AMPERES
INSTANTANEOUS FORWARD CURRENT
FIG.2 -- TYPICAL FORWARD CHARACTERISTIC
1.0
.8
.6
.4
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
.2
0
0
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
20
10
6
4
TJ = 25
2
1
.1
.2 .4
1.0 2
4
10 20 40
REVERSE VOLTAGE,VOLTS
100
75
100 125
150 175
50
8.3ms Single Half
Sine-Wave
40
30
AMPERES
60
40
50
FIG.5 -- PEAK FORWARD SURGE CURRENT
PEAK FORWARD SURGE CURRENT
JUNCTION CAPACITANCE,pF
100
25
LEAD TEMPERATURE,
FIG.4 -- TYPICAL JUNCTION CAPACITANCE
200
z
MDD ELECTRONIC
20
10
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz