BAS19 - BAS21
SURFACE MOUNT SWITCHING DIODE
SOT-23
Features
Dim
Min
Max
z
A
Silicon planar epitaxial high speed diode
A
B
C
D
E
G
H
J
0.37
1.20
2.30
0.89
0.45
1.78
2.80
0.013
0.903
0.45
0.085
0°
0.51
1.40
2.50
1.03
0.60
2.05
3.00
0.10
1.10
0.61
0.180
8°
z
For switching and general purpose applications
B
C
Mechanical Data
TOP VIEW
D
G
E
Case:SOT-23
z
z
H
Weight: 0.008 grams (approximate)
K
M
J
L
K
L
M
a
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
TA = 25ꢀC unless otherwise specified
For capacitive load, derate current by 20%.
Single phase, half wave, 60Hz, resistive or inductive load.
Parameter
Working peak reverse voltage
=DC Blocking voltage
Test Conditions
Type
Symbol
VRWM
=VR
Value
100
150
200
120
200
250
2.5
Unit
V
V
V
V
V
V
A
A
BAS19
BAS20
BAS21
BAS19
BAS20
BAS21
Repetitive peak reverse voltage
Peak forward surge current
VRRM
VRRM
VRRM
IFSM
IFSM
IFRM
IFAV
t=1 s
t=1s
0.5
Repetitive peak forward current
Average forward current
Forward current
625
200
400
mA
mA
mA
tp<0.3ms
TCase=TL (8mm from Case)
=Tamb
IF
Power dissipation
TCase=TL (8mm from Case)
=Tamb
Ptot
250
mW
C
Junction and storage
temperature range
Tj=Tstg –55...+150
j
T = 25 C
Parameter
Test Conditions
Type
Symbol Min Typ Max Unit
Forward voltage
I =100mA
I =200mA
F
V
F
V
F
1.0
1.25
V
V
F
Reverse current
V =V
I
I
100 nA
R
Rmax
R
V =V
, T = 150 C
100
A
R
Rmax
j
R
Reverse breakdown voltage I =100 A, t <0.3ms
BAS19
BAS20
BAS21
V
(BR)R
V
(BR)R
V
(BR)R
120
200
250
V
V
V
R
p
I =100 A
R
I =100 A, V <275V
R
R
Reverse recovery time
Diode capacitance
I =I =10mA, R =100 ,
t
rr
50
5
ns
F
R
L
V =6V to I =1mA. R =100
R
R
L
V =0, f= 1MHz
R
C
D
pF
Dynamic forward resistance I =10mA
r
5
F
f
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