Test Information - Philips TDA8591J Datasheet

Philips Semiconductors
4 × 44 W into 4 Ω or 4 × 75 W into 2 Ω
quad BTL car radio power amplifier

13 TEST INFORMATION

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220 nF
R s
V in1
220 nF
R s
V in2
100 µF
(6.3 V)
220 nF
R s
V in3
220 nF
R s
V in4
MUTE/ON
2002 Jan 14
V P1 V P2
1 13
IN1 10
IN2 12
V P
CIN 22
SGND 2
IN3 16
IN4 18
20
STBY
INTERFACE
8
OFFSET
DETECTION
4
PGND1
100
V cm
nF
V P3
15
26 dB
26 dB
TDA8591J
26 dB
26 dB
DIAGNOSTIC
7 21 24
PGND2 PGND3 PGND4
Fig.29 Test circuit.
22
Preliminary specification
V P
2200 µF
(16 V)
OUT1−
3
OUT1+
5
OUT2+
9
OUT2−
11
14 CP
CHARGE
PUMP
220 nF
OUT3+
19
OUT3−
17
OUT4−
25
OUT4+
23
+5 V
10 kΩ
6
DIAG
26 OFFCAP
27
GNDHS
MGW451
TDA8591J
22 nF
4 Ω
22 nF
22 nF
4 Ω
22 nF
22 nF
4 Ω
22 nF
22 nF
4 Ω
22 nF