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TA7256P Dataheets PDF



Part Number TA7256P
Manufacturers Toshiba
Logo Toshiba
Description DUAL POWER OPERATIONAL AMPLIFIER
Datasheet TA7256P DatasheetTA7256P Datasheet (PDF)

TA7256P TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA7256P DUAL POWER OPERATIONAL AMPLIFIER The TA7256P is a dual power operational amplifier. It is intended for use especially DC MOTOR positioning system applications such as, Arm Driver (for Audiodisk Players), head or voice coil motor drivers (for Floppy and Winchester Disk Drivers) and any other power driver applications. FEATURES HSIP 10Pin Power Package Capsealed. Build−in Over Current Protector. Few External Parts Requir.

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TA7256P TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA7256P DUAL POWER OPERATIONAL AMPLIFIER The TA7256P is a dual power operational amplifier. It is intended for use especially DC MOTOR positioning system applications such as, Arm Driver (for Audiodisk Players), head or voice coil motor drivers (for Floppy and Winchester Disk Drivers) and any other power driver applications. FEATURES HSIP 10Pin Power Package Capsealed. Build−in Over Current Protector. Few External Parts Required. Output Current Up to 1.0 A (PEAK) BLOCK DIAGRAM Weight: 2.47 g (Typ.) 961001EBA2 • TOSHIBA is continually working to improve the quality and the 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 observe standards of safety, and to avoid situations in which a malfunction or failure of a TOSHIBA product 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 products specifications. Also, please keep in mind the precautions and conditions set forth in the TOSHIBA Semiconductor Reliability Handbook. • The products described in this document are subject to foreign exchange and foreign trade control 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. 2001−01−22 1/5 PIN FUNCTION TA7256P PIN No. 1 2 3 4 5 6 7 8 9 10 PIN SYMBOL VSENSE1 VOUT1 −VIN1 +VIN1 VEE +VIN2 −VIN2 VOUT2 VSENSE2 VCC FUNCTIONAL DESCRIPTION AMP.1 output current sensing terminal. AMP.1 output terminal. AMP.1 input terminal (−). AMP.1 input terminal (+). Negative−side power supply terminal. AMP.2 input terminal (+). AMP.2 input terminal (−). AMP.2 output terminal. AMP.2 output current sensing terminal. Possitive−side power supply terminal. MAXIMUM RATINGS (Ta = 25°C) CHARACTERISTIC Supply Voltage Output Current Power Dissipation Operating Temperature Storage Temperature Note: Tc = 25°C SYMBOL VCC, VEE IO (AVE.) PD (Note) Topr Tstg RATING ±18 0.5 12.5 −30~75 −55~150 ELECTRICAL CHARACTERISTICS (Unless otherwise specified, VCC = 15 V, VEE = −15 V, Ta = 25°C) CHARACTERISTIC Quiescent Current Input Off Set Current Input Bias Current Input Off Set Voltage Upper Output Voltage Swing Lower Open Loop Gain Input Common Mode Voltage Range SYMBOL ICC IIO II VIO VOH VOL GVO CMR TEST CIR− CUIT ― ― ― ― TEST CONDITION ― ― ― ― ― RL = 33 Ω ―― ―― Common Mode Rejection Ratio CMRR ― ― Supply Voltage Rejection Ratio SVRR ― ― Band Width Slew Rate fT ― Open loop SR ― GV = 0, RL = 33 Ω R = 10 Ω, C = 0.1 µF Short Circuit Current Cross Talk ISC ― RSC = 2.2 Ω CT ― RL= 33 Ω, VOUT = 1 VP−P UNIT V A W °C °C MIN TYP. MAX UNIT ― 10 20 mA ― 10 200 nA ― 100 700 nA ― 2 6 mV 12 13.0 −12 −13.0 ― ― V ― 100 ― dB ±12 ±14 ― 70 90 ― dB ― 50 150 µV / V ― 1.0 ― MHz ― 0.15 ― V / µs ― 0.35 ― ― 60 ― A dB 2001−01−22 2/5 APPLICATION CIRCUIT 1 TA7256P *: ISC ≈ 0.77(V) R SC (Ω) (A) Note: Utmost care is necessary in the design of the output line, VCC and GND line since IC may be destroyed due to short−circuit between outputs, air contamination fault, or fault by improper grounding. 2001−01−22 3/5 APPLICATION CIRCUIT 2 (Compact disk player use actuator system) TA7256P 2001−01−22 4/5 OUTLINE DRAWING HSIP10−P−2.54 TA7256P Unit: mm Weight: 2.47 g (Typ.) 2001−01−22 5/5 .


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