WEITRON B340LA_08

B340LA
Low VF Surface Mount
Schottky Barrier Rectifiers
REVERSE VOLTAGE
40VOLTS
FORWARD CURRENT
3.0 AMPERE
Features:
*Low Surface Mounted Applications
*Metal-Semiconductor Junction with Guardring
*Epitaxial Construction
*Very Low Forward Voltage Drop
*High Current Capability
*Plastic Material Has UL Flammability Classification 94V-0
*For Use in Low Voltage, High Frequency Inverters,
Free Wheeling, and Polarity Protection Applications
SMA(DO-214AC)
Mechanical Data
*Case : Molded Plastic
*Polarity :Indicated By Cathode Band
*Weight : 0.002 ounces, 0.064 grams
SMA Outline Dimension
unit:mm
B
SMA
A
C
D
J
H
G
E
WEITRON
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Dim
A
B
C
D
E
G
H
J
Min
2.20
4.00
1.27
0.15
4.48
0.10
0.76
1.70
Max
2.92
4.60
1.63
0.31
5.59
0.20
1.52
2.62
B340LA
WE IT R ON
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%.
Symbol
B340LA
Unit
Maximum Recurrent Peak Reverse Voltage
VRRM
40
V
Maximum RMS Voltage
VRMS
28
V
Maximum DC Blocking Voltage
VDC
40
V
3.0
A
IFSM
80
A
VF
0.42
V
Characteristics
Maximum Average Forward
IF(AV)
Rectified Current @TC=100 C
Peak Forward Surge Current,
8.3 ms Single Half Sine-Wave
Superimposed on Rated Load (JEDEC Method)
Maximum Instantaneous
At 3.0A DC
Maximum DC Reverse Current @Tj=25 C
IR
At Rated DC Blocking Voltage @Tj=100 C
mA
250
PF
R qJC
10
C/W
TJ
-55 to+125
C
TSTG
-55 to+150
C
Operating Temperature Range
Storage Temperature Range
80
CJ
Typical Junction Capacitance (Note 1)
Typical Thermal Resistance (Note 2)
1.0
NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to case.
WEITRON
http://www.weitron.com.tw
Rev.A 02-Dec-08
B340LA
WE IT R ON
FIG.2-MAXIMUM NON-REPETITIVE SURGE CURRENT
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG.1- FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
3.0
2.5
1.5
1.0
0.5
0
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
25
50
75
100
125
150
175
120
100
80
60
40
Pulse width 8.3ms
Single Half-Sine-Wave
(JEDEC METHOD)
10
0
1
2
5
20
50
100
FIG.4-TYPICAL JUNCTION CAPACITANCE
FIG.3-TYPICAL FORWARD CHARACTERISTICS
1000
CAPACITANCE, (pF)
10
INSTANTANEOUS FORWARD CURRENT ,(A)
10
NUMBER OF CYCLES AT 60Hz
LEAD TEMPERATURE C
1.0
0.1
100
TJ=25 C
PULSEWIDTH:300us
0.01
0
0.2
0.4
0.6
0.8
TJ=25 C F=1MHz
10
1.0
0.1
1.0
FIG.5-TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT, (mA)
100
TJ=125 C
10
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,(%)
WEITRON
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4.0
10.0
REVERSE VOLTAGE, VOLTS
INSTANTANEOUS FORWARD VOLTAGE ,(VOLTS)
100