TS4962MEIJT(2005) Просмотр технического описания (PDF) - STMicroelectronics

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производитель

TS4962MEIJT
(Rev.:2005)

3W Filter-free Class D Audio Power Amplifier

STMicroelectronics 

Electrical characteristic curves

Figure 34. THD+N vs. output power

10

RL = 8Ω + 15µH

F = 1kHz

G = 6dB

BW < 30kHz

Tamb = 25°C

1

Vcc=5V

Vcc=3.6V

Vcc=2.5V

TS4962M

Figure 35. THD+N vs. output power

10

RL = 8Ω + 30µH or Filter

F = 1kHz

G = 6dB

BW < 30kHz

Tamb = 25°C

Vcc=5V

Vcc=3.6V

Vcc=2.5V

1

0.1

1E-3

0.01

0.1

Output Power (W)

12

0.1

1E-3

0.01

0.1

Output Power (W)

12

Figure 36. THD+N vs. frequency

10

RL=4Ω + 15µH

G=6dB

Bw < 30kHz

Vcc=5V

Tamb = 25°C

1

Po=1.5W

Figure 37. THD+N vs. frequency

10

RL=4Ω + 30µH or Filter

G=6dB

Bw < 30kHz

Vcc=5V

Tamb = 25°C

1

Po=1.5W

0.1

50 100

Po=0.75W

1000

Frequency (Hz)

10000 20k

0.1

50 100

Po=0.75W

1000

Frequency (Hz)

10000 20k

Figure 38. THD+N vs. frequency

10

RL=4Ω + 15µH

G=6dB

Bw < 30kHz

Vcc=3.6V

Tamb = 25°C

1

Po=0.9W

Figure 39. THD+N vs. frequency

10

RL=4Ω + 30µH or Filter

G=6dB

Bw < 30kHz

Vcc=3.6V

Tamb = 25°C

1

Po=0.9W

0.1

50 100

Po=0.45W

1000

Frequency (Hz)

10000 20k

0.1

50 100

Po=0.45W

1000

Frequency (Hz)

10000 20k

16/32

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