WTE
POWER SEMICONDUCTORS
BAS19WS – BAS21WS
SURFACE MOUNT FAST SWITCHING DIODE
Features
!
!
!
High Conductance
A
SOD-323
Dim
Min
2.30
1.75
1.15
0.25
0.05
0.70
0.30
Max
2.70
1.95
1.35
0.35
0.15
0.95
—
A
B
C
D
Fast Switching Speed
Surface Mount Package Ideally Suited for
Automatic Insertion
!
For General Purpose Switching Application
C
!
Plastic Material – UL Recognition Flammability
Classification 94V-O
E
D
B
G
Mechanical Data
!
!
!
!
!
Case: SOD-323, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.004 grams (approx.)
Marking: BAS19WS A8
BAS20WS A80
BAS21WS A82
@T
A
=25°C unless otherwise specified
E
G
H
All Dimensions in mm
H
Maximum Ratings
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
Non-Repetitive Peak Forward Surge Current
Power Dissipation
Typical Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
@ t = 1.0µs
@ t = 1.0s
Symbol
V
RM
V
RRM
V
RWM
V
R
V
R(RMS)
I
F
I
O
I
FSM
P
d
R
JA
T
j
, T
STG
BAS19WS
120
100
70
BAS20WS
200
150
105
400
200
2.5
0.5
200
625
-65 to +150
BAS21WS
250
200
140
Unit
V
V
V
mA
mA
A
mW
K/W
°C
Electrical Characteristics
Characteristic
Forward Voltage Drop
@T
A
=25°C unless otherwise specified
Symbol
@ I
F
= 100mA
V
FM
I
RM
C
j
t
rr
BAS19WS
BAS20WS
1.0
100
5.0
50
BAS21WS
Unit
V
nA
pF
nS
Peak Reverse Leakage Current @ Rated DC Blocking Voltage
Typical Junction Capacitance (V
R
= 0V DC, f = 1.0MHz)
Reverse Recovery Time (Note 2)
Note: 1. Valid provided that terminals are kept at ambient temperature.
2. Measured with I
F
= I
R
= 30mA, I
RR
= 0.1 x I
R
, R
L
= 100.
BAS19WS – BAS21WS
1 of 3
© 2002 Won-Top Electronics
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
1000
T
j
= 25
°
C
100
I
R
, LEAKAGE CURRENT (
µ
A)
0
1
2
100
10
10
1
1.0
0.1
0.1
0.01
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Forward Characteristics
0.01
0
100
200
T
j
, JUNCTION TEMPERATURE (
°
C)
Fig. 2 Leakage Current vs Junction Temperature
BAS19WS – BAS21WS
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of 3
© 2002 Won-Top Electronics
ORDERING INFORMATION
Product No.
!
BAS19WS-T1
BAS19WS-T3
BAS20WS-T1
BAS20WS-T3
BAS21WS-T1
BAS21WS-T3
Package Type
SOD-323
SOD-323
SOD-323
SOD-323
SOD-323
SOD-323
Shipping Quantity
3000/Tape & Reel
10000/Tape & Reel
3000/Tape & Reel
10000/Tape & Reel
3000/Tape & Reel
10000/Tape & Reel
Products listed in
bold
are WTE
Preferred
devices.
!
T1 suffix refers to a 7” reel. T3 suffix refers to a 13” reel.
Shipping quantity given is for minimum packing quantity only. For minimum order
quantity, please consult the Sales Department.
RECOMMENDED FOOTPRINT
0.062
(1.60)
0.047
(1.20)
0.055
(1.40)
inches(mm)
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer. WTE reserves the right to change any or all information herein without further notice.
WARNING:
DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan
Phone:
886-7-822-5408 or 886-7-822-5410
Fax:
886-7-822-5417
Email:
sales@wontop.com
Internet:
http://www.wontop.com
We power your everyday.
© 2002 Won-Top Electronics
BAS19WS – BAS21WS
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