LITE-ON
SEMICONDUCTOR
B170LB thru B1100LB
REVERSE VOLTAGE -
70
to
100
Volts
FORWARD CURRENT -
1.0
Ampere
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
H
F
E
D
F
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 : Indicated by cathode band
Weight : 0.002 ounces, 0.064 grams
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%
B170LB
70
49
70
B180LB
80
56
80
1.0
2.0
50
B190LB
90
63
90
B1100LB
100
70
100
CHARACTERISTICS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward
Rectified Current
SYMBOL
UNIT
V
V
V
A
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
@T
L
=120 C
@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 1.0A 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
A
@T
J
=25 C
@T
J
=25 C
@T
J
=100 C
V
F
0.75
0.5
15.0
55
15
-55 to +125
-55 to +150
V
mA
pF
C/W
I
R
C
J
R
0JL
T
J
T
STG
C
C
REV. 0, 14-Feb-2001, KSHB07
NOTES : 1.Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to Lead.
RATING AND CHARACTERISTIC CURVES
B170LB thru B1100LB
AVERAGE FORWARD CURRENT
AMPERES
2.0
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG.1 - FORWARD CURRENT DERATING CURVE
FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT
50
40
1.5
30
1.0
20
0.5
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
10
0
1
Pulse Width 8.3ms
Single Half-Sine-Wave
(JEDEC METHOD)
0.0
20
40
60
80
90
100
120
140
2
5
10
20
50
100
LEAD TEMPERATURE , C
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
10
1000
FIG.4 - TYPICAL JUNCTION CAPACITANCE
INSTANTANEOUS FORWARD CURRENT ,(A)
CAPACITANCE , (pF)
T
J
= 25 C
PULSEWIDTH:300us
1.0
100
T
J
= 25 C F= 1MHz
0.1
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
10
0.1
1.0
4.0
10.0
100
INSTANTANEOUS FORWARD VOLTAGE , (VOLTS)
REVERSE VOLTAGE , (VOLTS)
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS
REVERSE CURRENT, (mA)
10
T
J
= 100 C
1.0
0.1
0.01
T
J
= 25 C
0.001
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
REV. 0, 14-Feb-2001, KSHB07