LITE-ON
SEMICONDUCTOR
B270 thru B2100
REVERSE VOLTAGE -
70
to
100
Volts
FORWARD CURRENT -
2.0
Amperes
SURFACE MOUNT
SCHOTTKY BARRIER RECTIFIERS
FEATURES
For 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
SMB
SMB
A
DIM.
A
B
B
C
C
D
E
G
F
F
E
D
G
H
MIN.
4.06
3.30
1.96
0.15
5.21
0.05
2.01
0.76
MAX.
4.57
3.94
2.21
0.31
5.59
0.20
2.62
1.52
MECHANICAL DATA
Case : Molded plastic
Polarity : Color band denotes cathode
Weight : 0.003 ounces, 0.093 grams
H
All Dimensions in millimeter
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
℃
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
SYMBOL
B270
70
49
70
B280
80
56
80
2.0
B290
90
63
90
B2100
100
70
100
UNIT
V
V
V
A
V
RRM
V
RMS
V
DC
I
(AV)
@T
L
=100 C
Peak Forward Surge Current
8.3ms single half sine-wave
super imposed on rated load (JEDEC METHOD)
Maximum Forward Voltage at
2.0A DC
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Typical Junction
Capacitance (Note 1)
Typical Thermal Resistance (Note 2)
Operating Temperature Range
Storage Temperature Range
I
FSM
50
0.79
0.69
A
@T
J
=25 C
@T
J
=100 C
@T
J
=25 C
@T
J
=100 C
V
F
V
I
R
0.5
15
75
15
-55 to +125
-55 to +150
mA
pF
C/W
C
J
R
0JL
T
J
T
STG
C
C
REV. 2, 01-Dec-2000, KSHB04
NOTES : 1.Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to Lead.
RATING AND CHARACTERISTIC CURVES
B270 thru B2100
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG.1 - FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT
60
50
40
30
20
10
0
1
2
5
10
20
50
100
Pulse Width 8.3ms
Single Half-Sine-Wave
(JEDEC METHOD)
2.0
1.0
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
0
25
50
75
100
125
150
175
LEAD TEMPERATURE , C
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
10
INSTANTANEOUS FORWARD CURRENT ,(A)
1000
FIG.4 - TYPICAL JUNCTION CAPACITANCE
1.0
CAPACITANCE , (pF)
T
J
= 25 C
PULSEWIDTH:300us
100
0.1
T
J
= 25 C F= 1MHz
.01
0.2
0.4
0.6
0.8
1.0
1.2
INSTANTANEOUS FORWARD VOLTAGE , VOLTS
10
0.1
1.0
4.0
10.0
100
REVERSE VOLTAGE , VOLTS
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
100
T
J
= 125 C
INSTANTANEOUS
REVERSE CURRENT ,(mA)
10
1.0
T
J
= 100 C
0.1
0.01
T
J
= 25 C
0.001
0
20
40
60
80
90
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
REV. 2, 01-Dec-2000, KSHB04
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