CA3045, CA3046
Typical Performance Curves (Continued)
100
VCE = 3V
f = 1kHz
TA = 25oC
hIE
10 hRE
hFE = 110
hOE
hIE = 3.5kΩ
hRE = 1.88 x
10-4
AT
1mA
hOE = 15.6µS
1.0
hFE
0.1
0.01
hRE
0.1
1.0
COLLECTOR CURRENT (mA)
hIE
10
FIGURE 11. TYPICAL NORMALIZED FORWARD CURRENT
TRANSFER RATIO, SHORT CIRCUIT INPUT
IMPEDANCE, OPEN CIRCUIT OUTPUT IMPEDANCE,
AND OPEN CIRCUIT REVERSE VOLTAGE TRANSFER
RATIO vs COLLECTOR CURRENT
6
COMMON EMITTER CIRCUIT, BASE INPUT
5 TA = 25oC, VCE = 3V, IC = 1mA
4
3
bIE
2
1
0
0.1
gIE
1
10
100
FREQUENCY (MHz)
FIGURE 13. TYPICAL INPUT ADMITTANCE vs FREQUENCY
COMMON EMITTER CIRCUIT, BASE INPUT
TA = 25oC, VCE = 3V, IC = 1mA
gRE IS SMALL AT FREQUENCIES
LESS THAN 500MHz
0
-0.5
bRE
-1.0
-1.5
-2.0
1
10
100
FREQUENCY (MHz)
FIGURE 15. TYPICAL REVERSE TRANSFER ADMITTANCE vs
FREQUENCY
COMMON EMITTER CIRCUIT, BASE INPUT
40 TA = 25oC, VCE = 3V, IC = 1mA
30
20
gFE
10
0
-10
bFE
-20
0.1
1
10
100
FREQUENCY (MHz)
FIGURE 12. TYPICAL FORWARD TRANSFER ADMITTANCE vs
FREQUENCY
6
COMMON EMITTER CIRCUIT, BASE INPUT
TA = 25oC, VCE = 3V, IC = 1mA
5
4
bOE
3
2
1
gOE
0
0.1
1
10
100
FREQUENCY (MHz)
FIGURE 14. TYPICAL OUTPUT ADMITTANCE vs FREQUENCY
1000
900
800
700
600
500
400
300
200
100
VCE = 3V
TA = 25oC
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
COLLECTOR CURRENT (mA)
FIGURE 16. TYPICAL GAIN BANDWIDTH PRODUCT vs
COLLECTOR CURRENT
5