TA8449P 2001-06-13 1 toshiba bipolar linear integrated circuit silicon monolithic TA8449P quad power op. amp the TA8449P is 0.6a (peak) output current quad type power operational amplifier, and designed for cd player by 1chip (focusing tracking actuator, carriage and spindle motor). this ic is suitable for large current driver circuit, such as, motor, actuator and general purpose power operational amplifier. features high output current : i o (peak) = 0.6 a / ch i o (ave) = 0.4 a / ch built ? in current limiter : 1.0 a (typ.) built ? in output enable : gnd or v ee : enable : open or v cc : disenable thermal shut down circuit block diagram weight : 3.00 g (typ.)
TA8449P 2001-06-13 2 pin function pin no. symbol functional description 1 enable enable terminal 2 in1 + amp.1 input terminal (+) 3 in1 ? amp.1 input terminal ( ? ) 4 out1 amp.1 output terminal 5 out2 amp.2 output terminal 6 in2 ? amp.2 input terminal ( ? ) 7 in2 + amp.2 input terminal (+) 8 in3 + amp.3 input terminal (+) 9 in3 ? amp.3 input terminal ( ? ) 10 out3 amp.3 output terminal 11 out4 amp.4 output terminal 12 in4 ? amp.4 input terminal ( ? ) 13 in4 + amp.4 input terminal (+) 14 v cc power voltage supply terminal for possitive side fin v ee power voltage supply terminal for negative side maximum ratings (ta = 25c) characteristic symbol rating unit v cc power supply voltage v ee 15 v i o (peak) 0.6 (note 1) output current i o (ave.) 0.4 a power dissipation p d 2.3 (note 2) w operating temperature t opr ? 30~85 c storage temperature t stg ? 55~150 c note 1: single pulse 100 ms. note 2: no heat sink
TA8449P 2001-06-13 3 electrical characteristics (unless otherwise specified, ta = 25c, v cc = 15 v, v ee = ? 15 v) characteristic symbol test cir ? cuit test condition min typ. max unit i cc1 D at no resistance D 16 35 ma power supply voltage i cc2 at disenable (1pin = v cc ) D 0 20 a input offset current i io D D D D 100 na input bias current i i D D D D 300 na input offset voltage v io D D D D 6 mv upper v oh D 12.0 13.3 D lower v ol D i o = 0.1a D ? 13.5 ? 12.0 upper v oh D 12.0 13 D output maximum amplitude lower v ol D i o = 0.4a D ? 13 ? 12.0 v open loop gain g vo D D D 100 D db sync. input voltage range cmr D D D 14 D v sync. voltage cmrr D D D 80 D db supply voltage svrr D D D 90 D db band width f t D D D 1.0 D mhz through rate sr D D D 0.9 D v / s limiting current i sc D t j = 25c D 1.0 D a crosstalk c t D D D 60 D db enable operating current i en D pin (1) = 0v D 1 2 ma thermal shut down operating operating temperature t sd D D 150 175 190 c
TA8449P 2001-06-13 4 application circuit (actuator for cd player) note: utmost care is necessary in the design of the output line, v cc , v ee and gnd line since ic may be destroyed due to short ? circuit between outputs, air contamination fault, or fault by improper grounding.
TA8449P 2001-06-13 5 package dimensions hdip14 ? p ? 500 ? 2.54a unit : mm weight : 3.00 g (typ.)
TA8449P 2001-06-13 6 toshiba is continually working to improve the quality and reliability of its products. nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. it is the responsibility of the buyer, when utilizing toshiba products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such toshiba products could cause loss of human life, bodily injury or damage to property. in developing your designs, please ensure that toshiba products are used within specified operating ranges as set forth in the most recent toshiba products specifications. also, please keep in mind the precautions and conditions set forth in the ?handling guide for semiconductor devices,? or ?toshiba semiconductor reliability handbook? etc.. the toshiba products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). these toshiba products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (?unintended usage?). unintended usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. unintended usage of toshiba products listed in this document shall be made at the customer?s own risk. the products described in this document are subject to the foreign exchange and foreign trade laws. the information contained herein is presented only as a guide for the applications of our products. no responsibility is assumed by toshiba corporation for any infringements of intellectual property or other rights of the third parties which may result from its use. no license is granted by implication or otherwise under any intellectual property or other rights of toshiba corporation or others. the information contained herein is subject to change without notice. 000707eb a restrictions on product use
|
