
Lead-free
DS30100 Rev. 11 - 2
1 of 3
BAT42WS / BAT43WS
www.diodes.com
Diodes Incorporated
BAT42WS / BAT43WS
SURFACE MOUNT SCHOTTKY BARRIER DIODE
Features
·
Low Forward Voltage Drop
Fast Switching
Ultra-Small Surface Mount Package
Lead Free/RoHS Compliant (Note 3)
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Case: SOD-323
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Leads: Solderable per MIL-STD-202,
Method 208
Lead Free Plating (Matte Tin Finish annealed over
Alloy 42 leadframe).
BAT42WS Marking: S7
BAT43WS Marking: S8
Polarity: Cathode Band
Weight: 0.004 grams (approx.)
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Mechanical Data
A
B
C
D
E
G
H
J
Characteristic
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
FM
I
FRM
I
FSM
P
d
R
q
JA
T
j
, T
STG
BAT42WS / BAT43WS
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Repetitive Peak Forward Current (Note 1)
Non-Repetitive Peak Forward Surge Current @ t < 10ms
Power Dissipation (Note 1)
Thermal Resistance Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
30
V
21
200
500
4.0
200
625
V
mA
mA
A
@ t < 1.0s
mW
°
C/W
°
C
-55 to +125
Maximum Ratings
@ T
A
= 25
°
C unless otherwise specified
Characteristic
Symbol
V
(BR)R
Min
30
Max
Unit
V
Test Condition
I
R
= 100
m
A
I
F
= 200mA
I
F
= 10mA
I
F
= 50mA
I
F
= 2.0mA
I
F
= 15mA
V
R
= 25V
V
R
= 25V, T
j
= 100
°
C
V
R
= 1.0, f = 1.0MHz
I
F
= I
R
= 10mA,
I
rr
= 0.1 x I
R
, R
L
= 100
W
Reverse Breakdown Voltage (Note 2)
Forward Voltage Drop
Both Types
BAT42WS
BAT42WS
BAT43WS
BAT43WS
V
F
0.26
1.0
0.40
0.65
0.33
0.45
500
100
10
V
Reverse Current (Note 2)
I
R
nA
m
A
pF
Total Capacitance
C
T
Reverse Recovery Time
t
rr
5.0
ns
Electrical Characteristics
@ T
A
= 25
°
C unless otherwise specified
Notes:
at http://www.diodes.com/datasheets/ap02001.pdf.
2. Short duration test pulse used to minimize self-heating effect.
3. No purposefully added lead.
1. Part mounted on FR4 PC Board with recommended pad layout, which can be found on our website
SOD-323
Min
2.30
1.60
1.20
1.05 Typical
0.25
0.20
0.10
0.05 Typical
0
°
All Dimensions in mm
Dim
A
B
C
D
E
G
H
J
Max
2.70
1.80
1.40
0.35
0.40
0.15
a
8
°