B520 thru B560
Surface Mount Schottky Barrier Rectifiers
Features:
*For Surface Mount Application
*Metal-Semiconductor Junction With Guardring
*Epitaxial Construction
*Very Low Forward Voltage Drop
*High Current Capability
*Plastic Meterial Has UL Flammability Classification 94V-0
*For Use In Low , And Polarity Protection Applications
REVERSE VOLTAGE
20 TO 60 VOLTS
FORWARD CURRENT
5.0 AMPERE
Mechanical Data:
*Case : Molded Plastic
*Polarity :Indicated by cathode band
*Weight : 0.007 Ounce ,0.21 grams
SMC(DO-214AB)
SMC Outline Dimension
SMC
Dim
Unit:mm
A
B
C
D
E
G
H
J
Min
Max
5.59
6.60
2.75
0.15
7.75
0.10
0.76
2.00
6.22
7.11
3.18
0.31
8.13
0.20
1.52
2.62
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1/3
Rev.B 10-Jul-09
B520 thru B560
Maximum Ratings and Electrical Characteristics
Rating 25 C Ambient Temperature Unless Otherwise Specified.
Single Phase Half Wave, 60Hz , Resistive or Inductive Load.
For Capacitive Load, Derate Current by 20%.
Characteristics
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward
Rectified Current @TC=80 C
Peak Forward Surge Current,
8.3 ms Single Half Sine-Wave
Superimposed on Rated Load (JEDEC Method)
Maximum Instantaneous At 5.0A DC
Maximum DC Reverse Current @Tj=25 C
At Rated DC Blocking Voltage @Tj=100 C
Typical Junction Capacitance (Note 1)
Typical Thermal Resistance (Note 2)
Operating Temperature Range
Storage Temperature Range
Symbol B520 B530 B540 B550 B560 Unit
VRRM
VRMS
VDC
IF (AV)
20
14
20
30
21
30
40
28
40
5.0
50
35
50
60
42
60
V
V
V
A
IFSM
VF
IR
CJ
R
q
JL
TJ
TSTG
0.55
110
0.7
0.5
20
300
10
-55 to+125
-55 to+150
A
V
mA
PF
C/W
C
C
NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to case.
WEITRON
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2/3
Rev.B 10-Jul-09
B520 thru B560
FIG.1 FORDWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
5.0
4.0
3.0
2.0
1.0
0
SIGNE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
FIG.2 MAXIMUM NON-REPETITIVE SURGE CURRENT
PEAK FORWARD SURGE CURRENT,
AMPERES
300
250
200
150
100
50
0
1
2
5
10
20
50
100
PULSE WIDTH 8.3ms
SINGLE MALF-SINE-WAVE
(JEDEC METHOD)
20
40
60
80
100
120
140
LEAD TEMPERATURE , C
NUMBER OF CYCLES AT 60Hz
FIG.3 TYPICAL FORWARD CHARACTERISTICS
100
INSTANTANEOUS FORWARD CURRENT,(A)
1000
FIG.4 TYPICAL JUNCTION CAPACITANCE
10
CAPACITANCE , (pF)
B520 to B540
B550 to B560
100
1.0
TJ=25 C
PULSEWIDTH:300us
2% Duty Cycle
0.1
0
0.2
0.4
0.6
0.8
1.0
INSTANTANEOUS FORWARD VOLTAGE, (VOLTS)
10
0.1
T
J
=25 C
F=1MHz
1.0
4.0
10.0
100
REVERSE VOLTAGE , (VOLTS)
FIG.5 TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS REVERSE CURRENT ,(mA)
10
T
J
=125 C
T
J
=100 C
1.0
0.1
0.01
T
J
=25 C
0.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
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Rev.B 10-Jul-09
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