SSM2211 データシートの表示（PDF） - Analog Devices

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SSM2211

Low Distortion, 1.5 W Audio Power Amplifier

Analog Devices 

10

TA = 25°C

AVD = 2 (BTL)

VDD = 2.7V

RL = 8Ω

FREQUENCY = 20Hz

CB = 0.1μF

1

VDD = 3.3V

0.1

VDD = 5V

0.01

20n

0.1

POUTPUT (W)

1

2

Figure 28. THD + N vs. POUTPUT

10

TA = 25°C

AVD = 2 (BTL)

VDD = 2.7V

RL = 8Ω

FREQUENCY = 1kHz

CB = 0.1μF

1

0.1

VDD = 5V

VDD = 3.3V

0.01

20n

0.1

POUTPUT (W)

1

2

Figure 29. THD + N vs. POUTPUT

10

TA = 25°C

AVD = 2 (BTL)

RL = 8Ω

FREQUENCY = 20kHz

CB = 0.1μF

VDD = 3.3V

1

VDD = 2.7V

0.1

0.01

20n

VDD = 5V

0.1

POUTPUT (W)

1

2

Figure 30. THD + N vs. POUTPUT

SSM2211

4.0

TJ,MAX = 150°C

3.5

FREE AIR, NO HEAT SINK

SOIC θJA = 121°C/W

LFCSP θJA = 50°C/W

3.0

2.5

8-LEAD LFCSP

2.0

1.5

1.0

8-LEAD SOIC

0.5

0

–40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90 100 110 120

AMBIENT TEMPERATURE (°C)

Figure 31. Maximum Power Dissipation vs. Ambient Temperature

10k

TA = 25°C

VDD = 5V

8k

6k

4k

2k

0

0

1

2

3

4

5

SHUTDOWN VOLTAGE AT PIN 1 (V)

Figure 32. Supply Current vs. Shutdown Voltage at Pin 1

14

12

TA = 25°C

RL = OPEN

10

8

6

4

2

0

0

1

2

3

4

5

6

SUPPLY VOLTAGE (V)

Figure 33. Supply Current vs. Supply Voltage

Rev. D | Page 11 of 24

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