WTE
POWER SEMICONDUCTORS
BAS19 – BAS21
SURFACE MOUNT FAST SWITCHING DIODE
Features
!
!
!
High Conductance
A
L
Fast Switching
Surface Mount Package Ideally Suited for
Automatic Insertion
!
For General Purpose and Switching
B
!
Plastic Material – UL Recognition Flammability
Classification 94V-O
TOP VIEW
C
M
E
H
D
Dim
A
B
C
D
E
G
H
J
K
L
M
SOT-23
Min
0.37
1.19
2.10
0.89
0.45
1.78
2.65
0.013
0.89
0.45
0.076
Max
0.51
1.40
2.50
1.05
0.61
2.05
3.05
0.15
1.10
0.61
0.178
Mechanical Data
!
!
!
!
!
!
Case: SOT-23, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: See Diagram
Weight: 0.008 grams (approx.)
Mounting Position: Any
Marking: BAS19 A8
BAS20 A80
BAS21 A82
K
J
G
TOP VIEW
All Dimensions in mm
Maximum Ratings
@T
A
=25°C unless otherwise specified
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
Peak Forward Surge Current (Note 1)
Power Dissipation (Note 1)
Typical Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
@ t = 1.0µs
Symbol
V
RM
V
RRM
V
RWM
V
R
I
F
I
O
I
FSM
P
d
R
JA
T
j
, T
STG
BAS19
120
100
BAS20
200
150
400
200
2.5
350
500
-65 to +150
BAS21
250
200
Unit
V
V
mA
mA
A
mW
K/W
°C
Electrical Characteristics
@T
A
=25°C unless otherwise specified
Characteristic
Forward Voltage
Reverse Leakage Current
Junction Capacitance
Reverse Recovery Time
Symbol
V
F
I
R
C
j
t
rr
Min
—
—
—
—
—
Max
1.0
1.25
100
5.0
50
Unit
V
nA
pF
nS
Test Condition
@ I
F
= 100mA
@ I
F
= 200mA
@ Rated DC Blocking Voltage
V
R
= 0V, f = 1.0MHz
I
F
= I
R
= 30mA,
I
RR
= 0.1 x I
R
, R
L
= 100
Note: 1. Device mounted on fiberglass substrate 40 x 40 x 1.5mm.
BAS19 – BAS21
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
BAS19 – BAS21
2
of 3
© 2002 Won-Top Electronics
ORDERING INFORMATION
Product No.
!
BAS19-T1
BAS19-T3
BAS20-T1
BAS20-T3
BAS21-T1
BAS21-T3
Package Type
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
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
0.035
(0.90)
0.079
(2.0)
0.035
(0.90)
0.031
(0.8)
0.037
(0.95)
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.
BAS19 – BAS21
3 of 3
© 2002 Won-Top Electronics