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TDA7571 数据表(PDF) 9 Page - STMicroelectronics

部件名 TDA7571
功能描述  STPDACsw - Fully digital high efficiency power audio amplifier
PDF  21 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7571 数据表(HTML) 9 Page - STMicroelectronics

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TDA7571
Electrical specifications
9/21
Clip detector
Vcd
Clip detector pin operating
voltage (open drain)
10
V
CDl
Clip detector pin leakage current
CD off
1
μA
CDs
Clip detector pin saturation voltage CD on, 1mA
1
V
CDi
Clip detector THD intervention
CDsel1=0, CDsel2=0
(near clipping detection)
0.5
%
CDsel1=0, CDsel2=1
1
%
CDsel1=1, CDsel2=0
5
%
CDsel1=1, CDsel2=1
8
%
Protections
Thwc
Chip thermal warning
intervention
135
150
165
°C
Tsdc
Thermal shut-down chip
145
160
175
°C
Tsdch
Thermal shut-down chip
hysteresis
710
13
°C
Thws
External thermal warning
intervention
5Vdig
x 0.45
5Vdig
x 0.48
5Vdig
x 0.51
V
Tsds
External shut-down intervention
5Vdig
x 0.37
5Vdig
x 0.4
5Vdig
x 0.43
V
Tsdsh
External thermal shut-down
hysteresis
5Vdig
x 0.037
5Vdig
x 0.04
5Vdig
x 0.043
V
Vpp
Protection intervention voltage
Pchannel (Vspx1-Vspx2)
85
100
120
mV
Vpn
Protection intervention voltage
Nchannel (Vsnx2-Vsnx1)
85
100
120
mV
Ispx1
Current input pins 7, 13
150
200
260
μA
Isnx1
Current output pins 7, 13
150
200
260
μA
Drivers
Vhgp
High level output voltage (Gpl, Gpr)
+Vs
-10
V
Vlgp
Low level output voltage (Gpl, Gpr)
+Vs
V
Vhgn
High level output voltage (Gnl, Gnr)
-Vs
V
Vlgn
Low level output voltage (Gnl, Gnr)
-Vs
+10
V
Ihgp
High level output sink current
(Gpl, Gpr, peak)
2.2
A
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



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