TA0103A Ver la hoja de datos (PDF) - Tripath Technology Inc.

Número de pieza

componentes Descripción

Fabricante

TA0103A

Stereo 250W (4Ω) Class-T Digital Audio Amplifier Driver using Digital Power Processing (DPP™) Technology

Tripath Technology Inc. 

Tripath Technology, Inc. - Technical Information

Typical Performance

THD+N versus Output Power versus Supply Voltage

RL = 8Ω

10

20Hz - 22kHz BW

f = 1kHz

BBM = 65nS

Av = 20.75

ST STW38NB20 MOSFET

1

36V

45V

58V

0.1

THD+N versus Output Power versus Supply Voltage

10

20Hz - 22kHz BW

RL = 4Ω

f = 1kHz

BBM = 65nS

Av = 20.75

ST STW38NB20 MOSFET

1

36V

45V 58V

0.1

0.01

1

10

100

Output Power (W)

1000

0.01

1

10

100

1000

Output Power (W)

Intermodulation Performance

+10

10Hz - 80kHz BW

+0 19kHz, 20kHz, 1:1

BBM = 65nS

-10

Pout = 25W/Channel

VS = +/-45V

0dBr = 14Vrms

-20 Av = 20.75

ST STW38NB20 MOSFET

-30

RL = 8Ω

-40

-50

-60

-70

-80

-90

-100

60 100

200

500

1k

2k

Frequency (Hz)

5k

10k

20k 30k

Intermodulation Performance

+10

10Hz - 80kHz BW

+0 19kHz, 20kHz, 1:1

BBM = 65nS

-10

Pout = 36W/Channel

VS = +/-45V

0dBr = 12Vrms

-20 Av = 20.75

ST STW38NB20 MOSFET

-30

RL = 4Ω

-40

-50

-60

-70

-80

-90

-100

60

100

200

500

1k

2k

Frequency (Hz)

5k

10k

20k 30k

Channel Separation versus Frequency

+0

20Hz - 22kHz BW

-10 BBM = 65nS

Pout = 60W/Channel @ 4Ω

-20 Pout = 35W/Channel @ 8Ω

-30

VS = +/-45V

Av = 20.75

ST STW38NB20 MOSFET

-40

-50

-60

-70

4Ω

-80

8Ω

-90

-100

20

50

100

200

500

1k

2k

5k

Frequency (Hz)

A-Weighted Noise FFT

+0

20Hz - 22kHz BW

BBM = 65nS

-20 Pout = 0W

VS = +/-45V

-40

RL = 4Ω

Av = 20.75

ST STW38NB20 MOSFET

-60

-80

-100

-120

10k 20k

-140

20

50

100 200

500

1k

2k

Frequency (Hz)

5k

10k 20k

8

TA0103 – Rev 3.3/06.00

Share Link: