http://www.weitron.com.tw
WEITRON
2SA1774
PNP
3
SC-89
(SOT-523F)
3
2
1
Current-Gain-Bandwidth Product
(IE=2 mAdc, VCE=-12 Vdc,f=30 MHZ)
fT
DC Current Gain
(IC=-1 mAdc, VCE=-6.0 Vdc)
Collector-Emitter Saturation Voltage
(IC=-50 mAdc, IB=-5mAdc)
VCE(sat)
-
-
-
-
-
-
-
560
Vdc
ON CHARACTERISTICS
ELECTRICAL CHARACTERISTICS
(TA=25 C unless otherwise noted) (Countinued)
Characteristics
Symbol
Unit
Min
Max
2SA1774
hFE
120
MHz
CLASSIFICATION OF h FE
Item
Range
Q
S
120-270
270-560
-0.5
WEITRON
http://www.weitron.com.tw
Output Capacitance
(V =-12Vdc, I =0A, f=1MHZ)
CB
E
Cob
PF
Typ
4.0
5.0
140
R
180-390
Marking
FQ
FR
FS
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
T
A
= 100C
25C
40C
50
20
10
50
2
1
0.5
0.2
0.1
0
0.4
0.8
1.2
1.6
2.0
T
A
= 25C
10
8
6
4
2
0
I
C
,
C
O
L
L
E
C
T
O
R
C
U
R
R
E
N
T
(
m
A
)
FIG.1 Grounded emitter propagation characteristics
FIG.2 Grounded emitter output characteristics( )
FIG.3 Grounded emitter output characteristics( )
FIG.4 DC current gain vs. collector current ( )
FIG.5 DC current gain vs. collector current ( )
FIG.6 Collector-emitter saturation voltage vs.
collector current ( )
V
C E
= 10 V
V
B E
,
B AS E TO E MIT T E R VOLTAG E (V)
I
C
,
C
O
L
L
E
C
T
O
R
C
U
R
R
E
N
T
(
m
A
)
V
C E
,
C OLLE C TOR TO E MIT T E R VOLTAG E (V)
35.0
31.5
28.0
24.5
21.0
17.5
14.0
10.5
7.0
3.5 A
I
B
=0
0
1
2
3
4
5
T
A
= 25C
100
80
60
40
20
0
I
C
,
C
O
L
L
E
C
T
O
R
C
U
R
R
E
N
T
(
m
A
)
V
C E
,
C OLLE C TOR TO E MIT T E R VOLTAG E (V)
250
200
150
500
450
400
350
300
100
50 A
I
B
=0
T
A
= 25C
500
200
100
50
h
F
E
,
D
C
C
U
R
R
E
N
T
G
A
I
N
V
C E
= 5 V
3V
1V
I
C
, C OLLE C TOR C UR R E NT
(mA)
0.2
0.5
1
2
5
10
20
50
100
T
A
= 100C
500
200
100
50
h
F
E
,
D
C
C
U
R
R
E
N
T
G
A
I
N
V
C E
= 6V
I
C
, C OLLE C TOR C UR R E NT
(mA)
0.2
0.5
1
2
5
10
20
50
100
25C
40C
1
0.5
0.2
0.1
0.05
V
C
E
(
s
a
t
)
,
C
O
L
L
E
C
T
O
R
S
A
T
U
R
A
T
I
O
N
V
O
L
T
A
G
E
(
V
)
I
C
, C OLLE C TOR C UR R E NT
(mA)
0.2
0.5
1
2
5
10
20
50
100
2SA1774
WEITRON
http://www.weitron.com.tw
FIG.7 Collector-emitter saturation voltage vs.
collector current ( )
1
0.5
0.2
0.1
0.05
20
V
C
E
(
s
a
t
)
,
C
O
L
L
E
C
T
O
R
S
A
T
U
R
A
T
I
O
N
V
O
L
T
A
G
E
(
V
)
I
C
, C OLLE C TOR C UR R E NT
(mA)
C B
, C OLLE C T OR T O B AS E VOLT AG E (V)
V
V
E B
, E MIT T E R T O B AS E VOLT AG E (V)
I
o
b
,
C
O
L
L
E
C
T
O
R
O
U
T
P
U
T
C
A
P
A
C
I
T
A
N
C
E
(
p
F
)
I
i
b
,
E
M
I
T
T
E
R
I
N
P
U
T
C
A
P
A
C
I
T
A
N
C
E
(
p
F
)
I
B
I
C
0.2
0.5
1
2
5
10
20
50
100
FIG.8 Gain bandwidth product vs. emitter current
1000
500
200
100
50
f
r
,
T
R
A
N
S
I
T
I
O
N
F
R
E
Q
U
E
N
C
Y
(
M
H
z
)
I
E
, E MIT T E R C UR R E NT
(mA)
0.2
0.5
1
2
5
10
20
50
100
/
=10
T =100 C
T =25 C
T =25 C
A
A
I =0 A
E
I =0 A
C
25 C
-40 C
V =-12V
C E
FIG.9 Collector output capacitance vs.collector-base voltage
Emitter inputcapacitance vs. emitter-base voltage
10
5
2
-0.5
-1
-2
-5
-10
-20
f=1MHz
C
ob
C
ib
2SA1774
WEITRON
http://www.weitron.com.tw
A
2SA1774
WEITRON
http://www.weitron.com.tw
Unit:mm
SC-89 Outline Demensions
A
1
2
3
B
G
D
J
N
M
K
C
T OP VIE W
S
Dim
A
B
C
D
G
J
K
M
Min
1.50
0.75
0.60
0.23
Nom
1.60
0.85
0.70
0.28
Max
1.70
0.95
0.80
0.33
SC-89
0.50BSC
0.10
0.15
0.20
0.30
1.50
0.40
0.50
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10
10
N
S
1.60
1.70
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