SSM2212 Data Sheet
Rev. C | Page 6 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25°C, V
CE
= 5 V, unless otherwise specified.
CH1 2.00V M4.00s A CH1 15.8V
1
CH1 4.92V p-p
9043-002
Figure 3. Low Frequency Noise (0.1 Hz to 10 Hz), I
C
= 1 mA, Gain = 10,000,000
1k
0.1
1
10
100
0.1 1 10 100 1k 10k 100k
NOISE VOLTAGE DENSITY (nV/ Hz)
FREQUENCY (Hz)
I
C
= 1mA TEST
I
C
= 10µA TEST
I
C
= 1µA TEST
09043-003
Figure 4. Noise Voltage Density vs. Frequency
100
0
20
40
60
80
0.001 10.10.01
TOTAL NOISE (nV/ Hz)
COLLECTOR CURRENT, I
C
(mA)
R
S
= 100kΩ
R
S
= 10kΩ
R
S
= 1kΩ
09043-004
Figure 5. Total Noise vs. Collector Current, f = 1 kHz
900
800
700
600
500
400
300
200
100
0.001 10.10.01
CURRENT GAIN (h
FE
)
COLLECTOR CURRENT (mA)
T
A
=+25°C
T
A
= –55°C
T
A
= +125°C
09043-005
Figure 6. Current Gain vs. Collector Current (V
CB
= 0 V)
900
800
700
600
500
400
300
200
0
100
–100 –50 0 50 100 150
CURRENT GAIN (h
FE
)
TEMPERATURE (°C)
1mA
1µA
09043-006
Figure 7. Current Gain vs. Temperature (Excludes I
CBO
)
0.70
0.65
0.60
0.55
0.50
0.45
0.40
0.35
0.30
0.001 0.01 0.1 1 10
BASE EMITTER VOLTAGE, V
BE
(V)
COLLECTOR CURRENT, I
C
(mA)
V
CE
= 5V
09043-008
Figure 8. Base Emitter Voltage vs. Collector Current
