參數(shù)資料
型號(hào): TDA8591J/N1,112
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 47 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM27
封裝: PLASTIC, DIL-BENT-SIL, 27 PIN
文件頁數(shù): 7/36頁
文件大?。?/td> 295K
代理商: TDA8591J/N1,112
2002 Jan 14
15
Philips Semiconductors
Preliminary specication
4
× 44 W into 4 or 4 × 75 W into 2
quad BTL car radio power amplier
TDA8591J
Notes
1. With open MUTE/ON pin, the TDA8591J will switch to operating mode (see Section 7.3)
2. VOO(det) is the offset voltage across the load. Pin OFFCAP should never be left open-circuit. If pin OFFCAP is
connected to one of the PGND pins, the offset detection is switched off (see Section 14.4).
Table 2
Mode selection
STBY and MUTE/ON inputs (see Table 2)
VSTBY
control voltage on pin STBY standby mode
0
0.8
V
VSTBY(hys)
voltage hysteresis on
pin STBY
0.2
V
VMUTE/ON
voltage on pin MUTE/ON
mute mode; VSTBY > 2.5 V
0.8
V
operating mode; VSTBY > 2.5 V;
note 1
5.5
VP
V
ISTBY
STBY pin current
VSTBY =5V
80
A
IMUTE/ON
MUTE/ON pin current
VMUTE/ON = 5.5 V
25
A
DIAG output (see Figs 3 to 6)
VDIAG
diagnostic output voltage
IDIAG(sink) = 250 A
DDD, protection circuits and
temperature pre-warning
active
0.3
0.8
V
offset diagnostic active
2.0
2.8
3.2
V
IL
leakage current
VDIAG = 14.4 V
1
A
THD
total harmonic distortion at
clip detection
VDIAG < 0.8 V
1.5
%
V
OO(det)
output offset voltage
detection; note 2
2.0<VDIAG < 3.2 V
2.5
4.5
6.5
V
Tvj
virtual junction temperature
temperature pre-warning;
VDIAG < 0.8 V
135
145
°C
soft thermal clipping;
Gv = 3to 23 dB
155
°C
temperature shut-down
170
°C
STBY
MUTE/ON
AMPLIFIER MODE
0
don’t care
standby (off)
1
0
mute (DC settled)
1
operating
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
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