Aug-06-2001
1
BAS19...BAS21
1
2
3
VPS05161
Silicon Switching Diodes
High-speed, high-voltage switching applications
13
EHA07002
Type Marking Pin Configuration Package
BAS19
BAS20
BAS21
JPs
JRs
JSs
1 = A
1 = A
1 = A
2 = n.c.
2 = n.c.
2 = n.c.
3 = C
3 = C
3 = C
SOT23
SOT23
SOT23
Maximum Ratings
Parameter Symbol Value Unit
Diode reverse voltage
BAS19
BAS20
BAS21
VR
100
150
200
V
Peak reverse voltage-
BAS19
BAS20
BAS21
VRM
120
200
250
Forward current IF250 mA
Peak forward current IFM 625
Total power dissipation
TS = 70 °C Ptot 350 mW
Junction temperature Tj150 °C
Storage temperature Tstg -65 ... 150
Thermal Resistance
Parameter Symbol Value Unit
Junction - soldering point1) RthJS
230 K/W
1For calculation of RthJA please refer to Application Note Thermal Resistance
Aug-06-2001
2
BAS19...BAS21
Electrical Characteristics at TA = 25°C, unless otherwise specified
Parameter Symbol Values Unit
min. typ. max.
DC Characteristics
Breakdown voltage
I(BR) = 100 µA, BAS19
I(BR) = 100 µA, BAS20
I(BR) = 100 µA, BAS21
V(BR)
120
200
250
-
-
-
-
-
-
V
Reverse current
VR = VRmax
VR = VRmax, TA = 150 °C
IR
-
-
-
-
0.1
100
µA
Forward voltage
IF = 100 mA
IF = 200 mA
VF
-
-
-
-
1
1.25
V
AC Characteristics
Diode capacitance-
VR = 0 V, f = 1 MHz CT- - 5 pF
Reverse recovery time
IF = 30 mA, IR = 30 mA, measured at IR = 3 mA,
RL = 100
trr - - 50 ns
Test circuit for reverse recovery time
EHN00018
Oscillograph
Ι
F
D.U.T.
Pulse generator: tp = 1
s, D = 0.05,
tr = 0.6 ns, Ri = 50
Oscillograph: R = 50
, tr = 0.35 ns, C
1 pF
Aug-06-2001
3
BAS19...BAS21
Reverse current IR =
(TA)
VR = Parameter
10 0 50 100 150
BAS 19...21 EHB00027
µ
TA
Ι
R
˚C
0
-2
5
5
5
max
typ.
A
10-1
10
101
102
Forward Voltage VF =
(TA)
IF = Parameter
0.00
BAS 19...21 EHB00029
TA
V
F
˚C
0.5
1.0
V
1.5
50 100 150
F
Ι
= 625 mA
mA250
100 mA
10 mA
Forward current IF =
(VF)
TA = 25 °C
0.0
0
EHB00028BAS 19...21
Ι
V
F
F
100
200
300
400
500
600
700
mA
800
0.5 1.0 V 1.5
Peak forward current IFM =
(tp)
TA = 25 °C
EHB00032
-6
10
D= 0.005
0.01
0.02
T
D=T
BAS 19...21
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
s
t
p
t
p
0.05
0.1
0.2
t
10
10
-2
-1
A
FM
10
10
10
Ι
0
1
2
Aug-06-2001
4
BAS19...BAS21
Reverse voltage VR =
(TA)
0
100
300
0 50 100 150
BAS 19...21 EHB00031
V
T
A
˚C
200
VR
BAS 21
BAS 20
BAS 19
Permissible Pulse Load
IFmax/ IFDC =
(tp)
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
stP
0
10
1
10
2
10
IFmax/IFDC
D = 0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
Permissible Puls Load RthJS =
(tp)
10 -6 10 -5 10 -4 10 -3 10 -2 10 0
stP
-1
10
0
10
1
10
2
10
3
10
R
thJS
D = 0.5
0.2
0.1
0.05
0.02
0.01
0.005
0
