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Электронный компонент: BA895

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Apr-06-2004
1
BA595/BA885/BA895...
Silicon PIN Diode
Current-controlled RF resistor
for switching and attenuating applications
Frequency range 1 MHz ... 2 GHz
Especially useful as antenna switch
in TV-sat tuners
Very low harmonics
BA595
BA895
BA885
1
2
3
1
2
Type
Package
Configuration
L
S
(nH)
Marking
BA595
BA885
BA895
SOD323
SOT23
SCD80
single
single
single
1.8
1.8
0.8
white R
PA
RA
Maximum Ratings
at T
A
= 25C, unless otherwise specified
Parameter
Symbol
Value
Unit
Diode reverse voltage
V
R
50
V
Forward current
I
F
50
mA
Junction temperature
T
j
150
C
Operating temperature range
T
op
-55 ... 125
Storage temperature
T
stg
-55 ... 150
Thermal Resistance
Parameter
Symbol
Value
Unit
Junction - soldering point
1)
BA595, BA885
BA895
R
thJS
370
95
K/W
1
For calculation of R
thJA
please refer to Application Note Thermal Resistance
Apr-06-2004
2
BA595/BA885/BA895...
Electrical Characteristics
at T
A
= 25C, unless otherwise specified
Parameter
Symbol
Values
Unit
min.
typ.
max.
DC Characteristics
Reverse current
V
R
= 30 V
I
R
-
-
20
nA
Forward voltage
I
F
= 50 mA
V
F
-
-
1.1
V
AC Characteristics
Diode capacitance
V
R
= 0 V, f = 100 MHz
V
R
= 10 V, f = 1 MHz
C
T
-
-
0.26
0.22
0.4
0.6
pF
Reverse parallel resistance
V
R
= 1 V, f = 100 MHz
V
R
= 0 V, f = 1 GHz
R
P
-
-
50
10
-
-
k
Forward resistance
I
F
= 1.5 mA, f = 100 MHz
I
F
= 10 mA, f = 100 MHz
r
f
-
-
22
4.5
40
7
Charge carrier life time
I
F
= 10 mA, I
R
= 6 mA, measured at I
R
= 3 mA ,
R
L
= 100
rr
-
1600
-
ns
I-region width
W
I
-
130
-
m
Apr-06-2004
3
BA595/BA885/BA895...
Diode capacitance C
T
=
(V
R
)
f = Parameter
0
5
10
15
20
V
30
V
R
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
pF
0.5
C
T
1 MHz
100 MHz
1 GHz
Forward resistance r
f
=
(I
F
)
f = Parameter
10
EHD07016
BA 885
r
f
F
-1
0
10
1
10
2
10
mA
0
10
10
3
10
1
10
2
Forward current I
F
=
(V
F
)
T
A
= Parameter
0
0.2
0.4
0.6
0.8
1
C
1.3
T
S
-6
10
-5
10
-4
10
-3
10
-2
10
-1
10
0
10
mA
I
F
-40C
+25C
+85C
+125C
Forward current I
F
=
(T
S
)
BA595
0
15
30
45
60
75
90 105 120 C
150
T
S
0
5
10
15
20
25
30
35
40
45
50
mA
60
I
F
Apr-06-2004
4
BA595/BA885/BA895...
Forward current I
F
=
(T
S
)
BA895
0
15
30
45
60
75
90 105 120 C
150
T
S
0
5
10
15
20
25
30
35
40
45
50
mA
60
I
F
Permissible Puls Load R
thJS
=
(t
p
)
BA595
10
-6
10
-5
10
-4
10
-3
10
-2
10
0
s
t
p
0
10
1
10
2
10
3
10
K/W
R
thJS
0.5
0.2
0.1
0.05
0.02
0.01
0.005
D = 0
Permissible Pulse Load
I
Fmax
/ I
FDC
=
(t
p
)
BA595
10
-6
10
-5
10
-4
10
-3
10
-2
10
0
s
t
p
0
10
1
10
-
I
Fmax
/
I
FDC
D = 0
0.005
0.01
0.02
0.05
0.1
0.2
0.5
Permissible Puls Load R
thJS
=
(t
p
)
BA595
10
-6
10
-5
10
-4
10
-3
10
-2
10
0
s
t
p
0
10
1
10
2
10
3
10
K/W
R
thJS
0.5
0.2
0.1
0.05
0.02
0.01
0.005
D = 0
Apr-06-2004
5
BA595/BA885/BA895...
Permissible Pulse Load
I
Fmax
/ I
FDC
=
(t
p
)
BA895
10
-6
10
-5
10
-4
10
-3
10
-2
10
0
s
t
p
0
10
1
10
-
I
Fmax
/
I
FDC
D = 0
0.005
0.01
0.02
0.05
0.1
0.2
0.5