Weitron B530B Surface mount schottky barrier rectifier Datasheet

B520B thru B560B
Surface Mount Schottky Barrier Rectifiers
REVERSE VOLTAGE
20 TO 60 VOLTS
FORWARD CURRENT
5.0 AMPERE
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
Mechanical Data
SMB(DO-214AA)
*Case : Molded Plastic
*Polarity :Indicated by cathode band
*Weight : 0.003 Ounce ,0.093 grams
SMB Outline Dimension
Unit:mm
SMB
Dim
A
B
C
D
E
G
H
J
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Min
Max
3.30
3.94
4.06
1.96
0.15
4.80
2.21
0.31
5.00
0.10
5.59
0.20
0.76
1.52
2.00
2.62
B520B thru B560B
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
Symbol B520B B530B B540B B550B B560B Unit
Maximum Recurrent Peak Reverse Voltage
VRRM
20
30
40
50
60
V
Maximum RMS Voltage
VRMS
14
21
28
35
42
V
Maximum DC Blocking Voltage
VDC
20
30
40
50
60
V
Maximum Average Forward
Rectified Current @TC=80 C
IF(AV)
5.0
A
IFSM
175
A
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)
VF
IR
0.55
0.7
0.5
20
V
mA
300
PF
10
C/W
Typical Thermal Resistance (Note 2)
CJ
R qJL
Operating Temperature Range
TJ
-55 to+125
C
TSTG
-55 to+150
C
Storage Temperature Range
NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to case.
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B520B thru B560B
FIG.2 MAXIMUM NON-REPETITIVE SURGE CURRENT
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD CURRENT
AMPERES
FIG.1 FORDWARD CURRENT DERATING CURVE
5.0
4.0
3.0
2.0
1.0
0
SIGNE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
20
60
40
80
140
120
100
300
250
PULSE WIDTH 8.3ms
SINGLE MALF-SINE-WAVE
(JEDEC METHOD)
200
150
100
50
0
1
2
5
FIG.3 TYPICAL FORWARD CHARACTERISTICS
50
100
FIG.4 TYPICAL JUNCTION CAPACITANCE
1000
CAPACITANCE , (pF)
100
INSTANTANEOUS FORWARD CURRENT,(A)
20
10
NUMBER OF CYCLES AT 60Hz
LEAD TEMPERATURE , C
B520B to B540B
10
B550B to B560B
1.0
100
TJ=25 C
PULSEWIDTH:300us
2% Duty Cycle
TJ=25 C
10
0.1
0
0.2
0.4
0.6
0.8
1.0
F=1MHz
0.1
1.0
FIG.5 TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT ,(mA)
100
TJ=125 C
TJ=100 C
1.0
0.1
0.01
TJ=25 C
0.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
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10.0
REVERSE VOLTAGE , (VOLTS)
INSTANTANEOUS FORWARD VOLTAGE, (VOLTS)
10
4.0
100
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