http://www.weitron.com.tw
WEITRON
BAT42W
SCHOTTKY DIODE
30VOLTS
BAT43W
* Low Forward Voltage Drop
* Fast Switching
* Ultra-Small Surface Mount Package
Surface Mount Schottky Barrier Diode
* Case: SOD-123, Plastic
* Case Material-UL Flammability Rating Classification 94V-0
* Leads: Solderable per MIL-STD-202, Method 208
* Polarity: Cathode Band
* Weight: 0.01 grams(approx.)
Features:
Mechanical Data:
200mAMPERS
SOD-123
1
2
SOD-123 Outline Dimensions
Unit:mm
Dim
A
B
C
D
E
H
J
K
Min
2.55
1.40
0.95
0.50
-
-
3.55
Max
2.85
1.80
1.35
0.70
0.10
0.15
3.85
SOD-123
0.30 REF
PIN 1. CATHODE
2. ANODE
1/3
12-Sep-05
Lead(Pb)-Free
P b
WEITRON
http://www.weitron.com.tw
BAT42W
BAT43W
Maximum Ratings
(TA=25C Unless otherwise noted)
Characteristic
Reverse Voltage
Peak Repetitive
Working Peak Reverse Voltage
DC Blocking Voltage
Thermal Resistance junction to Ambient Air
Symbol
V
RRM
V
RWM
V
R
V
R
(
RMS
)
I
FSM
P
d
I
FAV
BAT42W/BAT43W
Unit
V
V
A
mA
mW
C/W
Operating & Storage Temperature Range
T
J ,
T
STG
-55 to +125
C
R
JA
500
200
Non-Repetitive Peak Forward Surge Current @
RMS Reverse Voltage
Average Rectified Output Current
30
21
200
4.0
Characteristic
Symbol
Reverse Breakdown Voltage
IR=100uA
V(BR)R
Unit
Forward Voltage
IF=10mA
IF=200mA
V =1.0V, f=1.0MHz
IF=50mA
IF=2.0mA
IF=I =10mA
IF=15mA
VF
V
V
Total Capacitance
Reverse Recovery Time
C
10
5.0
PF
Reverse Current
L
IR
500
nAdc
ns
uAdc
-
-
-
-
-
0.26
-
-
-
-
Electrical Characteristics
(TA=25C Unless otherwise 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
Power Dissipation
Both Types
BAT42W
BAT42W
BAT43W
BAT43W
100
T
Trr
R
Irr=0.1 I , R =100
R
I
I
R
Device Marking
Item
Marking
Eqivalent Circuit diagram
BAT42W
BAT43W
S7
S8
Note:
1. Parts Mounted on FR-4 PC Board with recommended pad layout.
2
1
2/3
12-Sep-05
BAT42W
BAT43W
WEITRON
http://www.weitron.com.tw
Electrical Characteristic curves(T
A
=25C)
10
0
20
30
40
T = 125C
A
T = 75C
A
T = 25C
A
100
10
1.0
0.1
0.01
1000
0.1
1.0
10
100
0
200
400
600
800
T = -25C
A
T = 25C
A
T = 125C
A
T = 75C
A
0
0
40
80
25
50
75
100
125
150
I ,
INST
ANT
ANEOUS RE
VERSE CURRENT(uA)
120
160
200
T = 125C
j
1.0
10
100
0
15
10
25
30
35
20
40
R
T
5.0
T = 25C
j
f = 1MHz
FIG. 1 Forward Current Derating Curve
FIG. 2 Typical Forward Characteristics
FIG. 3 Typical Reverse Characteristics
FIG. 4 Total Capacitance vs. Reverse Voltage
R
R
V , INSTANTANEOUS REVERSE VOLTAGE(V)
V , REVERSE VOLTAGE(V)
V , INSTANTANEOUS FORWARD VOLTAGE(mV)
T , AMBIENT TEMPERA TURE( C)
I ,
A
VER
A
GE RECTIFIED CURRENT(mA)
I ,
INST
ANT
ANEOUS FOR
W
ARD CURRENT(mA)
C ,
T
O
T
AL C
AP
A
CIT
ANCE(PF)
F
A
O
F
3/3
12-Sep-05
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