*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
*Case : Molded Plastic
*Polarity :Indicated by cathode band
*Weight : 0.007 Ounce ,0.21 grams
REVERSE VOLTAGE
20 TO 60 VOLTS
FORWARD CURRENT
5.0 AMPERE
Unit:mm
SMC Outline Dimension
Surface Mount Schottky Barrier Rectifiers
SMC
5.59
6.22
6.60
7.11
2.75
3.18
0.15
0.31
7.75
8.13
0.10
0.20
0.76
1.52
2.00
2.62
SMC(DO-214AB)
WEITRON
B520 thru B560
Dim Min Max
http://www.weitron.com.tw
Features:
Mechanical Data:
A
B
C
D
E
G
H
J
B520 thru B560
Maximum Ratings and Electrical Characteristics
Characteristics
B520 B530B540 B550 B560
Symbol
Unit
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
V
V
V
A
A
V
mA
Rating 25 C Ambient Temperature Unless Otherwise Specified.
Single Phase Half Wave, 60Hz , Resistive or Inductive Load.
For Capacitive Load, Derate Current by 20%.
VRRM
VRMS
VDC
I (AV)
IFSM
VF
IR
CJ
JL
TJ
TSTG
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
-55 to+125
-55 to+150
PF
NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to case.
5.0
175
0.55
0.7
0.5
20
300
10
C
C
C/W
WEITRON
http://www.weitron.com.tw
q
R
F
FIG.2 MAXIMUM NON-REPETITIVE SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
P
E
A
K
F
O
R
W
A
R
D
S
U
R
G
E
C
U
R
R
E
N
T
,
A
M
P
E
R
E
S
PULSE WIDTH 8.3ms
SINGLE MALF-SINE-WAVE
(JEDEC METHOD)
1
2
5
10
20
50
100
300
200
100
0
50
150
250
WEITRON
B520 thru B560
http://www.weitron.com.tw
FIG.3 TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD VOLTAGE, (VOLTS)
I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
W
A
R
D
C
U
R
R
E
N
T
,
(
A
)
100
10
1.0
0.1
0
0.2
0.4
0.6
0.8
1.0
B520 to B540
B550 to B560
TJ=25 C
PULSEWIDTH:300us
2% Duty Cycle
FIG.1 FORDWARD CURRENT DERATING CURVE
LEAD TEMPERATURE , C
20
40
60
80
100
120
140
SIGNE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
A
V
E
R
A
G
E
F
O
R
W
A
R
D
C
U
R
R
E
N
T
A
M
P
E
R
E
S
0
1.0
2.0
3.0
4.0
5.0
REVERSE VOLTAGE , (VOLTS)
C
A
P
A
C
I
T
A
N
C
E
,
(
p
F
)
0.1
1.0
4.0
10.0
100
T
J
=25 C F=1MHz
1000
100
10
FIG.4 TYPICAL JUNCTION CAPACITANCE
FIG.5 TYPICAL REVERSE CHARACTERISTICS
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
I
N
S
T
A
N
T
A
N
E
O
U
S
R
E
V
E
R
S
E
C
U
R
R
E
N
T
,
(
m
A
)
0
20
40
60
80
100
120
140
100
10
1.0
0.1
0.01
0.001
T
J
=125 C
T
J
=100 C
T
J
=25 C
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