Philips TDA1562ST - Manual (Page 10)

2003 Feb 12 10
Philips Semiconductors Preliminary specification
70 W high efficiency power amplifier
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
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
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