CA3018, CA3018A
Typical Performance Curves
100
NORMALIZED h PARAMETERS
V
CE
= 3V
f = 1kHz
T
A
= 25
o
C
h
IE
10
h
RE
(Continued)
FORWARD TRANSFER CONDUCTANCE (g
FE
)
OR SUSCEPTANCE (b
FE
) (mS)
h
FE
= 110
h
IE
= 3.5kΩ
h
RE
= 1.88 x 10
-4
h
OE
= 15.6µS
h
OE
AT
1mA
40
30
20
10
0
-10
-20
COMMON EMITTER CIRCUIT, BASE INPUT
T
A
= 25
o
C, V
CE
= 3V, I
C
= 1mA
g
FE
1.0
h
FE
h
RE
h
IE
0.1
0.01
0.1
1.0
COLLECTOR CURRENT (mA)
10
b
FE
0.1
1
10
FREQUENCY (MHz)
100
FIGURE 13. h PARAMETERS vs COLLECTOR CURRENT
FIGURE 14. FORWARD TRANSFER ADMITTANCE (Y
FE
)
6
5
4
3
b
IE
2
1
0
0.1
1
10
FREQUENCY (MHz)
100
OUTPUT CONDUCTANCE (g
OE
)
OR SUSCEPTANCE (b
OE
) (mS)
COMMON EMITTER CIRCUIT, BASE INPUT
T
A
= 25
o
C, V
CE
= 3V, I
C
= 1mA
6
5
4
3
2
1
COMMON EMITTER CIRCUIT, BASE INPUT
T
A
= 25
o
C, V
CE
= 3V, I
C
= 1mA
INPUT CONDUCTANCE (g
IE
)
OR SUSCEPTANCE (b
IE
) (mS)
b
OE
g
IE
g
OE
0
0.1
1
10
FREQUENCY (MHz)
100
FIGURE 15. INPUT ADMITTANCE (Y
IE
)
FIGURE 16. OUTPUT ADMITTANCE (Y
OE
)
REVERSE TRANSFER CONDUCTANCE (g
RE
)
OR SUSCEPTANCE (b
RE
) (mS)
GAIN BANDWIDTH PRODUCT (MHz)
COMMON EMITTER CIRCUIT, BASE INPUT
T
A
= 25
o
C, V
CE
= 3V, I
C
= 1mA
g
RE
IS SMALL AT FREQUENCIES
LESS THAN 500MHz
0
b
RE
1000
900
800
700
600
500
400
300
200
100
0
V
CE
= 3V
T
A
= 25
o
C
-0.5
-1.0
-1.5
-2.0
1
10
FREQUENCY (MHz)
100
1
2
3
4
5 6
7
8 9 10 11
COLLECTOR CURRENT (mA)
12 13 14
FIGURE 17. REVERSE TRANSFER ADMITTANCE (Y
RE
)
FIGURE 18. TYPICAL GAIN BANDWIDTH PRODUCT (f
T
) vs
COLLECTOR CURRENT
6
HARRIS [ HARRIS CORPORATION ]
