Data Sheet

SSM2220

Rev. C | Page 5 of 12

TYPICAL PERFORMANCE CHARACTERISTICS

0V

40nV

–40nV

1s

20mV

VERTICAL = 40nV/DIV

HORIZONTAL = 1s/DIV

Figure 2. Low Frequency Noise

14

0

2

4

6

8

10

12

0.001

0.01

0.1

1

COLLECTOR CURRENT (mA)

f = 1kHz

Figure 3. Noise Figure vs. Collector Current

0.5

–0.5

–0.4

–0.3

–0.2

–0.1

0

0.1

0.2

0.3

0.4

COLLECTOR CURRENT (A)

Figure 4. Emitter to Base Log Conformity

250

0

50

100

150

200

1

10

100

1000

COLLECTOR CURRENT (µA)

f = 1kHz

Figure 5. Total Noise vs. Collector Current

6

5

4

3

2

1

0

0

3

6

9

12

COLLECTOR CURRENT (mA)

10Hz

100Hz

Figure 6. Noise Voltage Density vs. Collector Current

1k

0.1

1

10

100

0.1

100k

10k

1k

100

10

1

FREQUENCY (Hz)

Figure 7. Noise Voltage Density vs. Frequency