TDA7571 Просмотр технического описания (PDF) - STMicroelectronics

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TDA7571

STPDACsw - Fully digital high efficiency power audio amplifier

STMicroelectronics 

Electrical specifications

TDA7571

Table 5.

Electrical characteristics (continued)

(VS = ±25V, RL = 4Ω, f = 1kHz, Tj = 25°C, FS = 44.1kHz, Single-Ended, application circuit shown

in Figure 3, 2 x 65W/1 x 130W system, unless otherwise specified.)

Symbol

Parameter

Test condition

Min. Typ. Max. Unit

Ilgp

Low level output source current

(Gpl, Gpr, peak)

Ihgn

High level output sink current

(Gnl, Gnr, peak)

2.7

A

2.5

A

Ilgn

Low level output source current

(Gnl, Gnr, peak)

1.7

A

Internal power supply

5Vdig

2.5V

-2.5V

Vref1

5Vdig pin output voltage

2.5V pin output voltage

-2.5V pin output voltage

Vref1 pin output voltage

Reference: dgnd pin

Reference: sgnd pin

Reference: sgnd pin

Reference: + Vs pin

5

V

2.5

V

-2.5

V

-10

V

Vrefl/Vrefr Vrefl, Vrefr pin output voltage Reference: - Vs pin

10

V

10/21

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