*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
70 TO 100 VOLTS
FORWARD CURRENT
3.0 AMPERE
Unit:mm
B370 thru B3100
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)
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Dim Min Max
WEITRON
Features:
Mechanical Data
A
B
C
D
E
G
H
J
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward
Rectified Current @TC=90 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
At Rated DC Blocking Voltage @Tj=100 C
Typical Junction Capacitance (Note 1)
Typical Thermal Resistance (Note 2)
Operating Temperature Range
Storage Temperature Range
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
IF(AV)
IFSM
VF
IR
CJ
R JL
TJ
TSTG
70
49
70
80
56
80
90
63
90
100
70
100
-55 to+125
-55 to+150
NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to case.
3.0
100
0.85
0.5
20
100
10
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Characteristic
Symbol
B370 B380 B390 B3100 Unit
B370 thru B3100
WEITRON
PF
q
0.1
1.0
10
FIG.1 - FORWARD CURRENT DERATING CURVE
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
20
60
80
100
120
40
140
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
LEAD TEMPERATURE , C
2.0
1.0
0
3.0
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
1
5
10
50
100
2
20
0
20
Pulse Width 8.3ms
Single Half-Sine-Wave
(JEDEC METHOD)
40
60
80
100
120
FIG.4 - TYPICAL JUNCTION CAPACITANCE
C
A
P
A
C
I
T
A
N
C
E
,
(
p
F
)
REVERSE VOLTAGE, (VOLTS)
10.0
0.1
100
1000
100
10
T
J
= 25 C F= 1MHz
1.0
4.0
INSTANTANEOUS FORWARD VOLTAGE, (VOLTS)
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
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
)
0.2
0.4
0.6
0.8
1.0
.01
T
J
= 25 C
PULSEWIDTH:300us
1.2
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
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
)
20
40
120
140
0
0.01
0.1
1.0
100
10
60
80
100
0.001
T
J
= 25 C
T
J
= 125 C
T
J
= 100 C
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
WE IT R ON
B370 thru B3100
WEITRON
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