http://www
.weitron.com.tw
WEITRON
BA
T42WS
SCHOTTKY
DIODE
30V
OL
TS
SOD-323
1
2
BA
T43WS
* Low Forwar
d V
oltage Drop
* Fast Switching
* Ultra-Small Surface Mount Package
Surface Mount Schottky Barrier
Diode
* Case: SOD-323, Plastic
* Case Material-UL Flammability Rating Classification 94V-0
* Leads: Solderable per MIL-STD-202, Method 208
* Polarity: Cathode Band
* Weight: 0.004 grams(appr
ox.)
Features:
Mechanical Data:
200mAMPERS
Unit:mm
Dim Min Max
A
B
C
D
E
H
J
K
1.60 1.80
1.15 1.3
5
0.80 1.00
0.25 0.4
0
0.15 RE
F
0.00 0.1
0
0.089 0.37
7
2.30 2.7
0
PIN 1.CA
THODE
2.ANOD
E
MILLMETERS
SOD-323 Outline Demensions
Lead(Pb)-Fr
ee
P
b
WEITRON
http://www
.weitron.com.tw
BA
T42WS
BA
T43WS
Maximum Ratings
(
T
A
=25˚C U
nless other
wise noted)
Characteristic
Reverse
V
oltage
P
eak Repetitive
W
orking Peak Rev
erse
V
oltage
DC Blocking
V
oltage
Thermal Resistance junction to Ambient Air
Symbol
V
RRM
V
RWM
V
R
V
R
(
RMS
)
I
FSM
P
d
I
F
A
V
BA
T42WS/BA
T43WS
Unit
V
V
A
mA
mW
C/W
Oper
ating & Stor
age
T
emperatur
e Range
T
J ,
T
STG
-55 t
o +125
C
R
JA
500
200
Non-Repetitive P
eak F
or
ward Surge Current @
RMS Reverse
V
oltage
A
ver
age Rectified Output Current
30
21
200
4.0
Characteristic
Symbol
Reverse Breakdown
V
oltage
I
R
=100uA
V
(BR)R
Unit
F
orward
V
oltage
I
F
=10mA
I
F
=200mA
V
=1.0V
,
f=1.0MHz
I
F
=50mA
I
F
=2.0mA
I
F
=I =10mA
I
F
=15mA
V
F
V
V
T
otal Capacitance
Reverse Recov
ery
Time
C
10
5.0
PF
Reverse Curr
ent
L
I
R
500
nAdc
ns
uAdc
-
-
-
-
-
0.26
-
-
-
-
Electrical Characteristics
(
T
A
=25˚C U
nless other
wise noted)
Min
Max
30
1.0
0.40
0.65
0.33
0.45
V
R
=25V
V
R
=25V
,
Tj=100
C
(1)
(1)
t <1.0ms
P
ower Dissipation
Both
T
ypes
BA
T42WS
BA
T42WS
BA
T43WS
BA
T43WS
100
T
T
rr
R
I
rr
=0.1 I ,
R =100
Ω
R
I
I
R
Device Marking
Item
Marking
Eqivalent Circuit diagram
BA
T42WS
BA
T43WS
S7
S8
Note:
1.
Parts Moun
ted on FR-4 PC Board with recommended pad la
yout.
2
1
BA
T42WS
BA
T43WS
WEITRON
http://www
.weitron.com.tw
Electrical Characteristic curves(Ta=25 C)
10
0
20
30
40
T
=
125
˚
C
A
T
=
75
˚
C
A
T
=
25
˚
C
A
100
10
1.0
0.1
0.01
1000
0.1
1.0
10
100
0
200
400
600
800
T
=
-25˚C
A
T
=
25˚C
A
T
=
125˚C
A
T
=
75˚C
A
0
0
40
80
25
50
75
100
125
1
50
)
A
u
(
T
N
E
R
R
U
C
E
S
R
E
V
E
R
S
U
O
E
N
A
T
N
A
T
S
N
I
,
I
°
120
160
200
T
=
1
2
5
°
C
j
1.0
10
100
0
1
5
10
25
30
35
20
40
R
T
5.0
T
=
2
5°
C
j
f
=
1M
H
z
FIG. 1 Forward Current Derating Curve
FIG. 2
T
ypical Forward Characteristics
FIG. 3
T
ypical Reverse Characteristics
FIG. 4
T
otal Capacitance vs. Reverse V
oltage
R
R
V , INSTANTANEOUS REVERSE VOLTAGE(V)
V , REVERSE VOLTAGE(V)
V , INSTANTANEOUS FORWARD VOLTAGE(mV)
T , AMBIENT TEMPERA TURE( C)
)
A
m
(
T
N
E
R
R
U
C
D
E
I
F
I
T
C
E
R
E
G
A
R
E
V
A
,
I
)
A
m
(
T
N
E
R
R
U
C
D
R
A
W
R
O
F
S
U
O
E
N
A
T
N
A
T
S
N
I
,
I
)
F
P
(
E
C
N
A
T
I
C
A
P
A
C
L
A
T
O
T
,
C
F
A
O
F
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