BAS19W - BAS21W
SURFACE MOUNT FAST SWITCHING DIODE
Features
·
·
Fast Switching Speed
Surface Mount Package Ideally Suited for
Automatic Insertion
For General Purpose Switching Applications
High Conductance
A
SOT-323
Dim
A
B
C
D
E
Min
0.25
1.15
2.00
Max
0.40
1.35
2.20
·
·
C
B
G
H
Mechanical Data
0.65 Nominal
·
·
Case: SOT-323, Molded Plastic
Case Material - UL Flammability Rating
Classification 94V-0
Moisture sensitivity: Level 1 per J-STD-020A
Terminals: Solderable per MIL-STD-202,
Method 208
0.30
1.20
1.80
0.0
0.40
1.40
2.20
0.10
1.00
0.40
0.18
8°
K
J
M
G
H
J
L
D
F
·
·
K
L
0.90
0.25
0.10
0°
·
·
·
·
·
Terminal Connections: See Diagram
BAS19W Marking: KA8 or KT2 or KT3 (See Page 3)
BAS20W Marking: KT2 or KT3 (See Page 3)
BAS21W Marking: KT3 (See Page 3)
Weight: 0.006 grams (approx.)
M
a
TOP VIEW
All Dimensions in mm
@ TA = 25°C unless otherwise specified
Maximum Ratings
Characteristic
Symbol
BAS19W
BAS20W
BAS21W
Unit
VRRM
Repetitive Peak Reverse Voltage
120
200
250
V
VRWM
VR
Working Peak Reverse Voltage
DC Blocking Voltage
V
100
71
150
200
141
VR(RMS)
IFM
RMS Reverse Voltage
106
400
200
V
Forward Continuous Current (Note 1)
Average Rectified Output Current (Note 1)
mA
mA
IO
2.5
0.5
Non-Repetitive Peak Forward Surge Current @ t = 1.0ms
IFSM
A
@ t = 1.0s
IFRM
Pd
Repetitive Peak Forward Surge Current
Power Dissipation
625
200
mA
mW
°C/W
°C
RqJA
Thermal Resistance Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
625
Tj , TSTG
-65 to +150
@ TA = 25°C unless otherwise specified
Electrical Characteristics
Characteristic
Symbol
Min
Max
Unit
Test Condition
¾
¾
¾
Reverse Breakdown Voltage (Note 2)
BAS19W
BAS20W
BAS21W
120
200
250
V(BR)R
I
R = 100mA
V
1.0
1.25
IF = 100mA
IF = 200mA
VF
Forward Voltage (Note 2)
V
¾
Tj = 25°C
Tj = 100°C
nA
Reverse Current
100
15
IR
CT
trr
¾
¾
¾
@ Rated DC Blocking Voltage (Note 2)
mA
V
R = 0, f = 1.0MHz
Total Capacitance
5.0
50
pF
IF = IR = 30mA,
Irr = 0.1 x IR, RL = 100W
Reverse Recovery Time
ns
Notes:
1. Part mounted on FR-4 PC board with minimum recommended pad layout, which can be found on our website at
http:/www.diodes.com/datasheets/ap02001.pdf.
2. Short duration test pulse used to minimize self-heating effect.
DS30118 Rev. 6 - 2
1 of 3
BAS19W - BAS21W
www.diodes.com