Barrier Rectifier. SB350 Datasheet

SB350 Rectifier. Datasheet pdf. Equivalent

Part SB350
Description Schottky Barrier Rectifier
Feature SB320-SB370 Schottky Barrier Rectifier Features Metal-Semiconductor junction with guard ring Epitax.
Manufacture LGE
Datasheet
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SB350
SB320-SB370
Schottky Barrier Rectifier
Features
Metal-Semiconductor junction with guard ring
Epitaxial construction
Low forward voltage drop,low switching losses
High surge capability
For use in low voltage,high frequency inverters free
xxx x wheeling,and polarity protection applications
The plastic material carries U/L recognition 94V-0
VOLTAGE RANGE: 20 --- 70 V
CURRENT: 3.0 A
DO - 27
Mechanical Data
Case:JEDEC DO--27,molded plastic
Terminals: Axial lead ,solderable per
MIL- STD-202,Method 208
Polarity: Color band denotes cathode
Weight: 0.041 ounces,1.15 grams
Mounting position: Any
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 by 20%.
SB320 SB330 SB340 SB350 SB360 SB370 UNITS
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forw ard rectified current
9.5mm lead length, (see fig.1)
Peak forw ard surge current
8.3ms single half-sine-w ave
superimposed on rated load @TJ=125
Maximum instantaneous forw ard voltage
@ 3.0 A (Note 1)
VRRM
VRMS
VDC
IF(AV)
IFSM
VF
Maximum reverse current
@TA=25
at rated DC blocking voltage @TA=100
IR
Typical junction capacitance (Note2)
CJ
Typical thermal resistance (Note3)
RθJA
Operating junction temperature range
TJ
Storage temperature range
TSTG
NOTE: 1. Pulse test : 300 s pulse width,1% duty cy cle.
2. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC.
3.Thermal resistance junction to ambient
20
14
20
30 40
21 28
30 40
50 60
35 42
50 60
3.0
70
49
70
80.0
0.5
0.5
20.0
40
40
-55 --- +125
-55 --- +150
0.74
10.0
-55 --- +150
V
V
V
A
A
V
mA
pF
/W
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SB350
SB320-SB370
Schottky Barrier Rectifier
Ratings AND Charactieristic Curves
FIG.1 -- FORWARD CURRENT DERATING CURVE
4.0 Resistive or
Inductive Load
0.375"(9.5mm)
3.0 Lead Length
2.0
SB320-SB340
SB350&SB370
1.0
0
0 25 50 75 100 125 150 175
AMBIENT TEMPERATURE,
FIG.3 --TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
50
10 TJ=125
Pulse width=300 s
1% Duty Cycle
TJ=25
1
0.1
0.01
SB320-SB340
SB350&SB370
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
INSTANTANEOUS FORWARD VOLTAGE,VOLTS
FIG.5--TYPICAL JUNCTION CAPACITANCE
200
FIG.2 --MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
80
70
60
50
40
30
20
10
1
TJ=TJMAX
8.3ms Single Half
Sine-Wave
10 100
NUMBER OF CYCLES AT 60Hz
FIG.4--TYPICAL REVERSE CHARACTERISTICS
100
TJ=125
10
TJ=75
1
0.01
TJ=25
0.001
0
SB320-SB340
SB350&SB370
20 40 60
80 100
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FIG.6--TYPICAL TRANSIENT THERMAL IMPEDANCE
100
120
100
50
TJ=25
f=1MHz
20
10
.1 .2
.4
1.0 2 4
10 20 40
REVERSE VOLTAGE,VOLTS
100
10
1
0.1
0.01
0.1 1
10
PULSE DURATION,Sec
100
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