LITE-ON
SEMICONDUCTOR
B220A thru B260A
REVERSE VOLTAGE -
20
to
60
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
SMA
SMA
A
B
C
DIM.
A
B
C
D
E
F
F
D
G
H
MIN.
4.06
2.29
1.27
0.15
4.83
0.05
2.01
0.76
MAX.
4.57
2.92
1.63
0.31
5.59
0.20
2.62
1.52
G
H
E
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%
B220A
20
14
20
B230A
30
21
30
B240A
40
28
40
2.0
50
0.5
0.5
20
200
15
-55 to +125
-55 to +150
0.7
B250A
50
35
50
B260A
60
42
60
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
V
F
I
R
C
J
R
0JL
@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 (Note1)
Typical Thermal Resistance (Note 2)
Operating Temperature Range
Storage Temperature Range
A
V
mA
pF
C/W
@T
J
=25 C
@T
J
=100 C
T
J
T
STG
C
C
REV. 2, 01-Dec-2000, KSHA04
NOTES : 1.Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
2.Thermal Resistance Junction to Lead.
RATING AND CHARACTERISTIC CURVES
B220A thru B260A
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG.1 - FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT
AMPERES
2.5
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
1.5
1.0
0.5
0
25
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
50
75
100
125
150
175
LEAD TEMPERATURE , C
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
10
1000
FIG.4 - TYPICAL JUNCTION CAPACITANCE
INSTANTANEOUS FORWARD CURRENT ,(A)
B220A to B240A
B250A to B260A
1.0
CAPACITANCE , (pF)
100
0.1
T
J
= 25 C
PULSEWIDTH:300us
T
J
= 25 C F= 1MHz
.01
0
0.2
0.4
0.6
0.8
1.0
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
= 125 C
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. 2, 01-Dec-2000, KSHA04
微控制器 MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
