BARRIER RECTIFIER. SB270 Datasheet

SB270 RECTIFIER. Datasheet pdf. Equivalent

Part SB270
Description SCHOTTKY BARRIER RECTIFIER
Feature BL GALAXY ELECTRICAL SCHOTTKY BARRIER RECTIFIER SB270 ---SB2A0 VOLTAGE RANGE: 70 --- 100 V CURRENT:.
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Datasheet
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SB270
BL GALAXY ELECTRICAL
SCHOTTKY BARRIER RECTIFIER
SB270 ---SB2A0
VOLTAGE RANGE: 70 --- 100 V
CURRENT: 2.0 A
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
xxxx wheeling,and polarity protection applications
The plastic material carries U/L recognition 94V-0
MECHANICAL DATA
Case:JEDEC DO--15,molded plastic
Terminals: Axial lead ,solderable per
MIL- STD-750,Method 2026
Polarity: Color band denotes cathode
Weight: 0.014ounces,0.39 grams
Mounting position: Any
DO - 15
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%.
SB270
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forw ard rectified current
9.5mm lead length,
@TA=75
Peak forw ard surge current
8.3ms single half-sine-w ave
superimposed on rated load @TJ=125
Maximum instantaneous forw ard TJ=25
voltage @ 2.0A (Note 1)
TJ=100
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
NOTE: 1. Pulse test:300us pulse width,1% duty cy cle.
TSTG
2. Measured at 1.0MHz and applied rev erse v oltage of 4.0V DC.
3.Thermal resistance junction to ambient
70
49
70
SB280
SB290
80
56
80
2.0
90
63
90
60.0
0.79
0.69
0.5
20.0
250
20
- 55 ---- + 125
- 55 ---- + 150
SB2A0
100
70
100
UNITS
V
V
V
A
A
V
mA
pF
/W
www.galaxycn.com
Document Number 0266023
BLGALAXY ELECTRICAL
1.



SB270
RATINGS AND CHARACTERISTIC CURVES
SB270 --- SB2A0
FIG.1 -- FORWARD CURRENT DERATING CURVE
2.0
1.5
Resistive or
1.0 Inductive Load
0.375"(9.5mm)
0.5 Lead Length
0
0 25 50 75 100 125 150 175
LEAD TEMPERATURE,
FIG.2 -- PEAK FORWARD SURGE CURRENT
60
48
36
24
12
0
1
TJ=TJMAX
8.3ms Single Half
Sine-Wave
10 100
NUMBER OF CYCLES AT 60Hz
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
XXXXXXXXX---- CHARACTERISTICS
50
10
1
0.1
0.01
.3 .4 .5
Pulse Width=300µs
1% DUTY CYCLE
.6 .7 .8 .9 1.0 1.1
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
FIG.4 -- TYPICAL JUNCTION CAPACITANCE
400
100
10
0.1
TJ=25
f=1.0MHz
Vsig=50mVp-p
1
10
100
REVERSE VOLTAGE,VOLTS
www.galaxycn.com
Document Number 0266023
BLGALAXY ELECTRICAL
2.





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