Barrier Rectifiers. SB550 Datasheet

SB550 Rectifiers. Datasheet pdf. Equivalent

Part SB550
Description Schottky Barrier Rectifiers
Feature Features Metal-semiconductor junction with guard ring Epitaxial construction Low forward voltage dro.
Manufacture LGE
Datasheet
Download SB550 Datasheet

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SB550
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
wheeling,and polarity protection applications
The plastic material carries U/L recognition 94V-0
Mechanical Data
Case:JEDEC DO--27,molded plastic
Terminals: Axial lead ,solderable per
MIL- STD-750,Method 2026
Polarity: Color band denotes cathode
Weight: 0.041ounces,1.15 grams
Mounting position: Any
SB520-SB5A0
Schottky Barrier Rectifiers
VOLTAGE RANGE: 20 --- 100 V
CURRENT: 5.0A
DO - 27
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%.
SB520 SB530 SB540 SB550 SB560 SB570 SB580 SB590 SB5A0 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
@ 5.0A (Note 1)
VRRM
VRMS
VDC
IF(AV)
20 30 40
14 21 28
20 30 40
IFSM
VF 0.55
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
50.0
500
- 55 ---- + 125
50 60 70 80 90 100
35 42 49 56 63 70
50 60 70 80 90 100
5.0
150.0
0.7 0.85
2.5
25.0
400
25
- 55 ---- + 150
- 55 ---- +150
V
V
V
A
A
V
mA
pF
/W
http://www.luguang.cn
mail:lge@luguang.cn



SB550
SB520-SB5A0
Schottky Barrier Rectifiers
Ratings AND Charactieristic Curves
FIG.1 -- FORWARD CURRENT DERATING CURVE
FIG.2 -- PEAK FORWARD SURGE CURRENT
5.0
SB520 - SB540
4.0
3.0
2.0 Resistive or
Inductive Load
0.375"(9.5mm)
1.0 Lead Length
0
0 25
50
75
SB550 - SB5A0
100 125 150 175
LEAD TEMPERATURE,
150
125
100
75
50
25
0
1
TJ=TJMAX
8.3ms Single Half
Sine-Wave
10 100
NUMBER OF CYCLES AT 60Hz
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
XXXXXXX----CHARACTERISTICS
50
SB520 - SB540
10
SB550 - SB560
1
SB570-SB5A0
0.1
0.01
0
TJ=25
Pulse Width=300µs
1% DUTY CYCLE
0.2 0.4 0.6 0.8 1.0 1.2 1.4
1.6
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
FIG.4 -- TYPICAL JUNCTION CAPACITANCE
4000
1000
SB520 - SB540
SB550 - SB5A0
100
0.1
1
TJ=25
f=1.0MHz
Vsig=50mVp-p
10 100
REVERSE VOLTAGE,VOLTS
http://www.luguang.cn
mail:lge@luguang.cn





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