TDA3651

The TDA3651 is a vertical deflection output circuit for drive of various deflection systems with deflection currents up to 1.5 A peak-to-peak. The feature of TDA3651 are as follows: (1)driver; (2)output stage; (3)thermal protection and output stage protection; (4)flyback generator; (5)voltage stabilizer.

The absolute maximum ratings of the TDA3651 are: (1)output voltage (pin 5): 55 V ; (2)supply voltage (pin 9): 50 V; (3)supply voltage output stage (pin 6): 55 V ; (4)input voltage (pin 1 and 3): Vp ; (5)repetitive peak output current (pin 5): 0.75 A ; (6)non-repetitive peak output voltage (pin 5): 1.5A ; (7)repetitive peak flyback generator output current: -0.75A; (8)non-epetitive peak flyback generator output current: -0.75A; (9)storage temperature range:  -65 +150 ; (10)operating ambient temperature range:  -25 +65 ; (11)operating junction temperature range:  -25 +150 .

The following is about the electrical characteristics of TDA3651: (1)output current: 1.2A typical and 1.5A max; (2)flyback generator output current: 0.7A typical and 0.85A max; (3)peak voltage during flyback: 55V max; (4)saturation voltage to supply at -I5 = 0.75A: 2.5V typical and 3.0V max; (5)saturation voltage to ground at I5 = 0.75A: 2.5V typical and 3.0V max; (6)saturation voltage to supply at -I5 = 0.6A: 2.2V typical and 2.7V max; (7)saturation voltage to ground at I5 = 0.6A: 2.2V typical and 2.7V max; (8)supply voltage: 10 to 50V; (9)supplu voltage output stage: 55V max; (10)quiescent current: 25mA min, 38mA typical and 52mA max.