Philips TDA1562Q 用户手册
2003 Feb 12
10
Philips Semiconductors
Preliminary specification
70 W high efficiency power amplifier
with diagnostic facility
with diagnostic facility
TDA1562Q; TDA1562ST;
TDA1562SD
QUALITY SPECIFICATION
Quality in accordance with
“SNW-FQ-611D”, if this type is used as an audio amplifier.
THERMAL CHARACTERISTICS
DC CHARACTERISTICS
V
V
P
= 14.4 V; R
L
= 4
Ω
; T
amb
= 25
°
C; measurements in accordance with Fig.9; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
VALUE
UNIT
R
th(j-c)
thermal resistance from junction to case
1.5
K/W
R
th(j-a)
thermal resistance from junction to ambient
in free air
40
K/W
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supplies V
P1
and V
P2
V
P
supply voltage
8
14.4
18
V
V
P(th+)
supply threshold voltage
mute
→
on
7
−
9
V
V
P(th
−)
supply threshold voltage
on
→
mute
7
−
9
V
V
P(H1)
hysteresis
(V
th+
−
V
th
−
)
−
200
−
mV
I
q
quiescent current
on and mute;
R
R
L
= open circuit
−
110
150
mA
I
stb
standby current
standby
−
3
50
µ
A
Amplifier outputs OUT+ and OUT
−
V
O
output voltage
on and mute
−
6.5
−
V
V
OO
output offset voltage
on and mute
−
−
100
mV
∆
V
OO
delta output offset voltage
on
↔
mute
−
−
30
mV
Mode select input MODE
V
I
input voltage
0
−
V
P
V
I
I
input current
V
MODE
= 14.4 V
−
15
20
µ
A
V
th1+
threshold voltage 1+
standby
→
mute
1
−
2.2
V
V
th1
−
threshold voltage 1
−
mute
→
standby
0.9
−
2
V
V
msH1
hysteresis
(V
th1+
−
V
th1
−
)
−
200
−
mV
V
th2+
threshold voltage 2+
mute
→
on
3.3
−
4.2
V
V
th2
−
threshold voltage 2
−
on
→
mute
3.3
−
4
V
V
msH2
hysteresis
(V
th2+
−
V
th2
−
)
−
200
−
mV
Status I/O STAT
P
IN
STAT
AS INPUT
V
st
input voltage
0
−
V
P
V
I
st(H)
HIGH-level input current
V
STAT
= 14.4 V
−
3.5
4.5
mA
I
st(L)
LOW-level input current
V
STAT
= 0 V
−
−
350
−
400
µ
A
V
th1+
threshold voltage 1+
fast mute
→
class-B
−
−
2
V
V
th1
−
threshold voltage 1
−
class-B
→
fast mute 1
−
−
V
V
stH1
hysteresis
(V
th1+
−
V
th1
−
)
−
200
−
mV