TDA4861 Datasheet, PDF (6/12 Pages) NXP Semiconductors – Vertical deflection power amplifier for monitors

Philips Semiconductors
Vertical deflection power amplifier for
monitors
Product specification
TDA4861
CHARACTERISTICS
V_P1 = V_P2 = 25 V; V_N = V₆ = 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
V_P2
supply voltage 2 (pin 4)
9
V_P3
supply voltage 3 (pin 8)
9
I_P1
supply current (pin 1)
−
I_P2
quiescent supply current (pin 4)
without input signal −
25
30
V
25
60
V
−
60
V
−
10
mA
9
−
mA
Pre-amplifier
V_2,3
input voltage (pins 2 and 3)
I_2,3
input quiescent current
1.6
without input signal −
−
V_P1 − 0.5 V
100
−
nA
Flyback generator
V₇
I_7(M)
V_1-5
t_pFLB
output voltage
flyback output current
(maximum value; pin 7)
threshold voltage to switch flyback
flyback pulse time
upper value; I₇ = −1 A −
−
on/off threshold
−
see Figs 1 and 3
−
V_P3 − 2.2 −
V
−
±1.3
A
1.4
−
V
250
−
µs
Vertical output; see Fig.3
V₅
output voltage
I_5(p-p)
LIN
vertical output current
(peak-to-peak value; pin 5)
non-linearity of output signal
upper value; I₅ = −1 A V_P2 − 2.3 V_P2 − 2 −
V
lower value; I₅ = 1 A −
1.5
1.7
V
upper value;
I₅ = −1.4 A
−
V_P2 − 2.3 −
V
lower value; I₅ = 1.4 A −
1.7
−
V
−
−
2.8
A
−
−
1
%
Pulse circuit output; see Fig.3
V₉
output voltage
R_PCO = 10 kΩ;
see Fig.1
0.4
−
V₉
output voltage for thermal protection
active
V_P1 − 0.4 −
V_1-5
voltage to insert flyback pulse on pin 9 normal condition
−
−
t_p9
pulse width
deflection open-circuit −
50
normal condition
t_pFLB
−
V_P1 − 0.4 V
−
V
1.4
V
−
%
−
µs
1997 Jan 20
6