RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
BAT43WS
SMALL SIGNAL DIODE
VOLTAGE RANGE 30 Volts
FEATURES
* Low Forward Voltage Drop
* Fast Switching Time
* Surface Mount Package Ideally Suited for
Automatic Insertion
* Also Available in Lead Free Version
SOD-323
MECHANICAL DATA
*
*
*
*
*
Case: Molded plastic
Epoxy: UL 94V-O rate flame retardant
Lead: MIL-STD-202E method 208C guaranteed
Mounting position: Any
Weight: 0.004 grams
.071(1.80)
.063(1.60)
.055(1.40)
.047(1.20)
.014(.35)
.010(.25)
.106(2.70)
.098(2.50)
.006(.15)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
O
.003(.08)
MAX.039(1.00)
REF .019(0.46)
.004(.10)
.000(.00)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(@T
A
=25 C unless otherwise noted)
RATINGS
Reverse Breakdown Voltage @ I
R
=100
µA
Maximum Repetitive Peak Reverse Voltage
Maximum Working Peak reverse Voltage
Maximum DC Blocking Voltage
Maximum RMS Voltage
Maximum Forward Comtinuous Current
Repetitive Peak Forward Current @t<1.0s
Non-Repetitive Peak Forward Surge Current @t<10ms
Typical Reverse Recovery Time (I
F
=I
R
=10mA,Irr=0.1xI
R
,R
L
=100Ω)
Typical Junction Capacitance (V
R
=1.0,f=1.0MHz)
Maximum Power Dissipation (Note 1)
Typical Thermal Resistance
Operating and Storage Temperature Range
ELECTRICAL CHARACTERISTICS
(@T
A
=25 C unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage
Maximum Instantaneous Peverse Current
@IF=2mA
@IF=15mA
@VR=25V
O
O
SYMBOL
V
(BR)R
V
RRM
V
RWM
V
R
V
RMS
I
FM
I
FRM
I
FSM
T
rr
C
T
P
D
R
θJA
T
J
,T
STG
BAT43WS
30
30
21
200
500
4.0
UNITS
Volts
Volts
Volts
mAmps
mAmps
Amps
nS
pF
mW
K/W
O
5
10
200
625
-55 to + 125
C
SYMBOL
V
F
I
R
BAT43WS
0.33
0.45
0.5
UNITS
Volts
uAmps
Note 1. Part mounted on FR-4 PC board with minimunm recommended pad layout.
2006-5
RATING AND CHARACTERISTICS CURVES ( BAT43WS )
IF, INSTANTANEOUS FORWARD CURRENT(mA)
IO, AVERAGE RECTIFIED CURRENT(mA)
100
100
T
A
= 125
O
C
T
A
= 75
O
C
80
60
40
10
T
A
= 25
O
C
1
T
A
= -25
O
C
20
T
J
= 125
O
C
0
0
25
50
75
100
O
0.1
0
200
400
600
800
VF, INSTANTANEOUS FORWARD VOLTAGE(mV)
125
150
TA, AMBIENT TEMPERATURE( C)
Figure1 Forward Current Derating Curve
IR, INSTANTANEOUS REVERSE CURRENT(µA)
Figure2 Typical Foward Characteristics
100
T
J
= 25
O
C
1000
CT,TOTAL CAPACITANCE(pF)
T
A
= 125
O
C
100
f =1.0MHz
10
T
A
= 75
O
C
10
1
0.1
T
A
= 25
O
C
0.01
0
10
20
30
40
VR,INSTANTANEOUS REVERSE VOLTAGE(V)
1.0
0
5.0
10
15
20
25
30
35
40
VR, REVERSE VOLTAGE(V)
Figure3 Typical Reverse Characteristics
Figure4 Typical Capacitance vs Reverse Voltage
RECTRON
DISCLAIMER NOTICE
Rectron Inc reserves the right to make changes without notice to any product
specification herein, to make corrections, modifications, enhancements or other
changes. Rectron Inc or anyone on its behalf assumes no responsibility or liabi-
lity for any errors or inaccuracies. Data sheet specifications and its information
contained are intended to provide a product description only. "Typical" paramet-
ers which may be included on RECTRON data sheets and/ or specifications ca-
n and do vary in different applications and actual performance may vary over ti-
me. Rectron Inc does not assume any liability arising out of the application or
use of any product or circuit.
Rectron products are not designed, intended or authorized for use in medical,
life-saving implant or other applications intended for life-sustaining or other rela-
ted applications where a failure or malfunction of component or circuitry may di-
rectly or indirectly cause injury or threaten a life without expressed written appr-
oval of Rectron Inc. Customers using or selling Rectron components for use in
such applications do so at their own risk and shall agree to fully indemnify Rect-
ron Inc and its subsidiaries harmless against all claims, damages and expendit-
ures.
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