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Silicore
THE SMALL SCREEN VERTICAL DEFLECTION DRIVER
D7231
DESCRIPTION
The D7231 is a monolithic integrated
circuit in 4 + 4 lead minidip package. It is
intended for use in black and white TV
receivers and monitors and also use as class
AB power amplifier with wide range of
supply voltage in portable radios, cassette
recorders and players, etc.
Outline Drawing
F E AT U R E
z Operating Voltage 1.8 To 15 V
z Low Quiescent Current
z High Power Capability
z Low Crossover Distortion
z Soft Clipping
PIN CONNECTION
BLOCK DIAGRAM
+Vs
Output
Input-
Input+
1 8 GND
27
D7231
36
GND
GND
4 5 GND
SHAOXING SILICORE TECHNOLOGY CO.,LTD
www. Silicore. com. cn
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D7231
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
Characteristic
Supply Vo ltage
Total Power Dissipation
Ta m b = 5 0 ° C
Ta m b = 7 0 ° C
Output Peak Current
Storage and Junction Temperature
Symbol
Vcc
PD
Io
Tstg,Tj
Va l u e
16
1.25
4
1
-40~150
Unit
V
W
A
°C
THERMAL DATA
Characteristic
Thermal Resistance Junction-ambient
Thermal Resistance Junction-pins
max.
max.
Symbol
Rth j-amb
Rth j-pins
Va l u e
80
15
Unit
°C/W
°C/W
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified: Ta=25°C, Vcc=6V)
Characteristics
Supply Vo ltage
Quiescent Output Vo ltage
Quiescent Drain Current
Input Bias Current
Output Sturation Vo ltage
Distortion
Closed Loop Vo ltage Gain
Input Resistance
Total Input Noise
Supply Vo ltage Rejection
Symbol
Vcc
Vo
Id
Ib
Vsat1
Vsat2
THD
Gv
Rin
eN
SVR
Test conditions
Min Typ Max Unit
1.8 15 V
Vcc=6V
Vcc=3V
2.7
V
1.2
3.6 9 mA
100 nA
Io=100mA
Io=-100mA
0.5
V
1.0
Po=0.2W, f=1kHz, RL=80.3 %
38 dB
f=1kHz
100 k
B=Curve A
Rs=10k
B=22Hz~22kHz
2
3
µV
Rg=10k, f=100Hz
24 30
dB
SHAOXING SILICORE TECHNOLOGY CO.,LTD
www. Silicore. com. cn
CHMC
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Silicore
TEST CIRCUIT and APPLICATION CIRCUIT
D7231
SHAOXING SILICORE TECHNOLOGY CO.,LTD
www. Silicore. com. cn
CHMC
3/3