BC847S
NPN Multi-Chip General Purpose Amplifier
(continued)
Typical Characteristics
(continued)
Noise Figure vs Frequency
10
NF - NOISE FIGURE (dB)
I
C
= 200
µA,
R
S
= 10 kΩ
I
C
= 100
µA,
R
S
= 10 kΩ
I
C
= 1.0 mA,
R
S
= 500
Ω
4
I
C
= 1.0 mA,
R
S
= 5.0 kΩ
V
CE
= 5.0V
0
0.0001
0.001
0.01
0.1
1
f - FREQUENCY (MHz)
10
100
NF - NOISE FIGURE (dB)
5
Wideband Noise Frequency
vs Source Resistance
V
CE
= 5.0 V
8
4
3
2
1
0
BANDWIDTH = 15.7 kHz
6
I
C
= 100
µA
I
C
= 30
µA
2
I
C
= 10
µA
2,000
5,000
10,000
20,000
50,000
100,000
1,000
R
S
- SOURCE RESISTANCE (
Ω
)
Power Dissipation vs
Ambient Temperature
P
D
- POWER DISSIPATION (mW)
500
400
SC70-6
300
200
100
0
0
25
50
75
100
TEMPERATURE (º C)
125
150