BAS19 – BAS21 1 of 4 © 2006 Won-Top Electronics
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BAS19 – BAS21
SURFACE MOUNT FAST SWITCHING DIODE
Features
High Conductance L
Fast Switching A
Surface Mount Package Ideally Suited for
Automatic Insertion
For General Purpose and Switching B C
Plastic Material – UL Recognition Flammability
Classification 94V-O M
E D
H
Mechanical Data
Case: SOT-23, Molded Plastic K
Terminals: Plated Leads Solderable per J
MIL-STD-202, Method 208 G
Polarity: See Diagram
Weight: 0.008 grams (approx.)
Mounting Position: Any
Marking: Device Code, See Page 3
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 4 TOP VIEW
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic Symbol BAS19 BAS20 BAS21 Unit
Non-Repetitive Peak Reverse Voltage VRM 120 200 250 V
Peak Repetitive Revers e Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 100 150 200 V
Forward Continuous Current (Note 1) IF 400 mA
Average Rectified Output Current (Note 1) IO 200 mA
Peak Forward Surge Current (Note 1) @ t = 1.0µs IFSM 2.5 A
Power Dissipation (Note 1) Pd 350 mW
Typi cal Thermal Resistance, Junct i on to Ambient Air (Not e 1) RθJA 500 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
WTE
POWER SEM IC ON DUC TOR S
SOT-23
Dim Min Max
A 0.37 0.51
B 1.19 1.40
C 2.10 2.50
D 0.89 1.05
E 0.45 0.61
G 1.78 2.05
H 2.65 3.05
J 0.013 0.15
K 0.89 1.10
L 0.45 0.61
M 0.076 0.178
All Dimensions in mm
BAS19 – BAS21 2 of 4 © 2006 Won-Top Electronics
Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
Forward Voltage VF—
—1.0
1.25 V @ IF = 100mA
@ IF = 200mA
Reverse Leakage Current IR— 100 nA @ Rated DC Blocking Voltage
Junction Capacitance Cj—5.0pF V
R = 0V, f = 1.0MHz
Reverse Recovery Time trr —50nS
IF = IR = 30m A,
IRR = 0.1 x IR, RL = 100
Note: 1. Device mount ed on fiberglass substrate 40 x 40 x 1.5mm.
BAS19 – BAS21 3 of 4 © 2006 Won-Top Electronics
MARKING INFORMATION RECOMMENDED FOOTPRINT
PACKAGING INFORMATION
Reel Diameter
(mm) Quantity
(PCS) Inner Box Size
L x W x H (mm) Quantity
(PCS) Carton Size
L x W x H (mm) Quantity
(PCS) Approx. Gross Weight
(KG)
178 3,000 187 x 187 x 65 15, 000 390 x 240 x 420 150,000 10.0
xx
inches
(
mm
)
0.035
(0.90)
0.031
(0.8)
0.035
(0.90)
0.079
(2.0)
0.037
(0.95)
178mm
Product ID Label 8mm
Directi on of Unreeli ng
8mm
4mm 1.6mm
Note: 1. Anti-static plastic reel, white, water clear or blue color . Inspection hole might be varied in different alignment.
2. Components are packed in accordance with EIA standard 481-1 and 481-2.
Inspection Hole
TAPE & REEL
4mm
xx = Device Code, See Table Below
Mfg Site BAS19 BAS20 BAS21
TW Plant A8 A80 A82
CN Plant JP JR JS
BAS19 – BAS21 4 of 4 © 2006 Won-Top Electronics
ORDERING INFORMATION
Product No. Package Type Shipping Quantity
BAS19-T1 SOT-23 3000/Tape & Reel
BAS20-T1 SOT-23 3000/Tape & Reel
BAS21-T1 SOT-23 3000/Tape & Reel
1. Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
2. To order RoHS / Lead Free version (with Lead Free finish), add “-LF” suffix
to part number above. For example, BAS19-T1-LF.
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.
We power your everyday.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Tai wan
Phone: 886-7-822-5408 or 886-7-822-5410
Fax: 886-7-822-5417
Email: sales@wontop.com
Internet: http://www. wont op.com
