US3AB-US3MB
Surface Mount Rectifiers
REVERSE VOLTAGE: 50 - 1000 V
FORWARD CURRENT: 3.0 A
Features
◇
Plastic package has Underwriters Laboratories
vvv vvFlam
mability Classification 94V-0
◇
For surface mount applications
◇
Low profile package
◇
◇
◇
◇
◇
111
Easy pick and place
Ultrafast recovery times for high efficiency
Low forward voltage,low power loss
Built-in strain relief,ideal for autom ated placem ent
High temperature soldering:
250
o
C/10 seconds on terminals
DO-214AA(SMB)
4.7± 0.25
2.0± 0.15
5.4± 0.2
Mechanical Data
◇
111
◇
◇
Case:JEDEC
DO-214AA,molded
plastic body over
passivated chip
Polarity: Color band denotes cathode end
Weight: 0.003 ounces, 0.093 gram
2.3± 0.15
1.3± 0.2
0.203MAX
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
o
Ratings at 25 C ambient tem perature unless otherwise specified
US3AB US3BB US3DB US3GB US3JB US3KB US3MB UNITS
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forw ard rectified current at
T
L
=110
O
C
Peak forw ard surge current 8.3ms single half-
sine-w ave superimposed on rated load(JEDEC
Method)
Maximum instantaneous forw ard voltage at 3A
Maximum DC reverse current
at rated DC blockjing voltage
@T
A
=25
o
C
@T
A
=125
o
C
V
RRM
V
RWS
V
DC
I
F(AV)
I
FSM
V
F
I
R
t
rr
C
J
R
θＪＡ
T
J
T
STG
50
35
50
100
70
100
200
140
200
400
280
400
3.0
100.0
600
420
600
800
560
800
1000
700
1000
3.6± 0.3
0.2± 0.05
V
V
V
A
A
1.0
10.0
500
50
70
25
-55--------+150
-55--------+150
1.7
V
μA
Maximum reverse recovery time at I
F
=0.5A
I
R
=1.0A I
rr
=0.25A
Typical junction capacitance at 4.0V,1MH
Z
Maximum thermal resistance (NOTE1)
Operating temperature range
Storage temperature range
75
50
o
ns
pF
C/W
o
o
C
C
NOTE: 1.P.C.B.mounted on 0.2X0.2"(5.0X5.0mm)copper pad area
http://www.luguang.cn
mail:lge@luguang.cn
US3AB-US3MB
Surface Mount Rectifiers
Ratings AND Charactieristic Curves
FIG.1 -- FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD RECTIFIED
CURRENT,AMPERES
FIG.2 -- MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
100
3 .0
PEAK FORWARD SURGE
CURRENT,AMPERES
R E S IS T IV E O R IN D U C T IV E
LOAD
2 .5
TL=110
℃
8.3ms SINGLE HALF SINE-WAVE
(JEDEC METHOD)
2 .0
1 .5
50
1 .0
0 .5
0 .2 X 0 .2 "(5 .0 X 5 .0 m m )
COPPER PAD
AREAS
0
0
25
50
75
100
125
150
0
1
10
100
LEAD TEMPERATURE
℃
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
10
NUMBER OF CYCLES AT 60HZ
FIG.4 -- TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS FORWARD
CURRENT,AMPERES
US3AB-US3GB
INSTANTANEOUS REVERSE
LEAKAGE CURRENT(mA)
100
T
J
=125
℃
1
US3JB-US3MB
10
1
25
℃
1
00
℃
0.1
1
2
5
℃
0.01
PULSE WIDTH=300
μ
s1%DUTY CYCLE T
J
=25
0.8 1.0
1.2
1.4
1.6
0.1
0.001
0.4
0.6
1.8
0.01
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE(V)
FIG.5 -- TYPICAL JUNCTION CAPACITANCE
PERCENT OF RATED PEAK REVERSE VOLTAGE.(
％
)
FIG.6 -- TYPICAL TRANSIENT THERMAL IMPEDANCE
PF-JUNCTION CAPACITANCE(pF)
200
100
60
40
US3AB-US3JB
TRANSIENT THERMAL IMPEDANCE
(
O
C/W)
100
20
10
6
4
T
J
=25
US3KB,US3MB
10
2
1
0.1 0.2
0.4
1
2
4
10
20
40
100
1
0.1
0.01
0.1
1
10
100
REVERSE VOLTAGE(V)
T,PULSE DURATION,
http://www.luguang.cn
mail:lge@luguang.cn
