Characteristics – Philips TDA4861 User Manual
Page 6
1997 Jan 20
6
Philips Semiconductors
Product specification
Vertical deflection power amplifier for
monitors
TDA4861
CHARACTERISTICS
V
P1
= V
P2
= 25 V; V
N
= V
6
= 0 V; T
amb
= 25
°
C; voltages referenced to substrate (pin 6); unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
P1
supply voltage 1 (pin 1)
9
25
30
V
V
P2
supply voltage 2 (pin 4)
9
25
60
V
V
P3
supply voltage 3 (pin 8)
9
−
60
V
I
P1
supply current (pin 1)
−
−
10
mA
I
P2
quiescent supply current (pin 4)
without input signal
−
9
−
mA
Pre-amplifier
V
2,3
input voltage (pins 2 and 3)
1.6
−
V
P1
−
0.5 V
I
2,3
input quiescent current
without input signal
−
100
−
nA
Flyback generator
V
7
output voltage
upper value; I
7
=
−
1 A
−
V
P3
−
2.2
−
V
I
7(M)
flyback output current
(maximum value; pin 7)
−
−
±
1.3
A
V
1-5
threshold voltage to switch flyback
on/off threshold
−
1.4
−
V
t
pFLB
flyback pulse time
see Figs 1 and 3
−
250
−
µ
s
Vertical output; see Fig.3
V
5
output voltage
upper value; I
5
=
−
1 A V
P2
−
2.3 V
P2
−
2
−
V
lower value; I
5
= 1 A
−
1.5
1.7
V
upper value;
I
5
=
−
1.4 A
−
V
P2
−
2.3
−
V
lower value; I
5
= 1.4 A
−
1.7
−
V
I
5(p-p)
vertical output current
(peak-to-peak value; pin 5)
−
−
2.8
A
LIN
non-linearity of output signal
−
−
1
%
Pulse circuit output; see Fig.3
V
9
output voltage
R
PCO
= 10 k
Ω
;
see Fig.1
0.4
−
V
P1
−
0.4 V
V
9
output voltage for thermal protection
active
V
P1
−
0.4
−
−
V
V
1-5
voltage to insert flyback pulse on pin 9 normal condition
−
−
1.4
V
t
p9
pulse width
deflection open-circuit
−
50
−
%
normal condition
t
pFLB
−
−
µ
s